fix: 修正 logo 中 N 和 G 字母造型

N 添加对角线笔画（█▄ █），G 添加内横杠（█ ▀█），
避免与 O 字母造型雷同。同步更新 ui.ts 中的硬编码 wordmark。

packages/app/src/components/session/index.ts

@@ -0,0 +1,6 @@
+export { SessionHeader } from "./session-header"
+export { SessionContextTab } from "./session-context-tab"
+export { SortableTab, FileVisual } from "./session-sortable-tab"
+export { SortableTerminalTab } from "./session-sortable-terminal-tab"
+export { NewSessionView } from "./session-new-view"
+export { NewSessionDesignView } from "./session-new-design-view"

packages/app/src/components/session/session-context-breakdown.test.ts

@@ -0,0 +1,61 @@
+import { describe, expect, test } from "bun:test"
+import type { Message, Part } from "@opencode-ai/sdk/v2/client"
+import { estimateSessionContextBreakdown } from "./session-context-breakdown"
+
+const user = (id: string) => {
+  return {
+    id,
+    role: "user",
+    time: { created: 1 },
+  } as unknown as Message
+}
+
+const assistant = (id: string) => {
+  return {
+    id,
+    role: "assistant",
+    time: { created: 1 },
+  } as unknown as Message
+}
+
+describe("estimateSessionContextBreakdown", () => {
+  test("estimates tokens and keeps remaining tokens as other", () => {
+    const messages = [user("u1"), assistant("a1")]
+    const parts = {
+      u1: [{ type: "text", text: "hello world" }] as unknown as Part[],
+      a1: [{ type: "text", text: "assistant response" }] as unknown as Part[],
+    }
+
+    const output = estimateSessionContextBreakdown({
+      messages,
+      parts,
+      input: 20,
+      systemPrompt: "system prompt",
+    })
+
+    const map = Object.fromEntries(output.map((segment) => [segment.key, segment.tokens]))
+    expect(map.system).toBe(4)
+    expect(map.user).toBe(3)
+    expect(map.assistant).toBe(5)
+    expect(map.other).toBe(8)
+  })
+
+  test("scales segments when estimates exceed input", () => {
+    const messages = [user("u1"), assistant("a1")]
+    const parts = {
+      u1: [{ type: "text", text: "x".repeat(400) }] as unknown as Part[],
+      a1: [{ type: "text", text: "y".repeat(400) }] as unknown as Part[],
+    }
+
+    const output = estimateSessionContextBreakdown({
+      messages,
+      parts,
+      input: 10,
+      systemPrompt: "z".repeat(200),
+    })
+
+    const total = output.reduce((sum, segment) => sum + segment.tokens, 0)
+    expect(total).toBeLessThanOrEqual(10)
+    expect(output.every((segment) => segment.width <= 100)).toBeTrue()
+  })
+})

packages/app/src/components/session/session-context-breakdown.ts

@@ -0,0 +1,132 @@
+import type { Message, Part } from "@opencode-ai/sdk/v2/client"
+
+export type SessionContextBreakdownKey = "system" | "user" | "assistant" | "tool" | "other"
+
+export type SessionContextBreakdownSegment = {
+  key: SessionContextBreakdownKey
+  tokens: number
+  width: number
+  percent: number
+}
+
+const estimateTokens = (chars: number) => Math.ceil(chars / 4)
+const toPercent = (tokens: number, input: number) => (tokens / input) * 100
+const toPercentLabel = (tokens: number, input: number) => Math.round(toPercent(tokens, input) * 10) / 10
+
+const charsFromUserPart = (part: Part) => {
+  if (part.type === "text") return part.text.length
+  if (part.type === "file") return part.source?.text.value.length ?? 0
+  if (part.type === "agent") return part.source?.value.length ?? 0
+  return 0
+}
+
+const charsFromAssistantPart = (part: Part) => {
+  if (part.type === "text") return { assistant: part.text.length, tool: 0 }
+  if (part.type === "reasoning") return { assistant: part.text.length, tool: 0 }
+  if (part.type !== "tool") return { assistant: 0, tool: 0 }
+
+  const input = Object.keys(part.state.input).length * 16
+  if (part.state.status === "pending") return { assistant: 0, tool: input + part.state.raw.length }
+  if (part.state.status === "completed") return { assistant: 0, tool: input + part.state.output.length }
+  if (part.state.status === "error") return { assistant: 0, tool: input + part.state.error.length }
+  return { assistant: 0, tool: input }
+}
+
+const build = (
+  tokens: { system: number; user: number; assistant: number; tool: number; other: number },
+  input: number,
+) => {
+  return [
+    {
+      key: "system",
+      tokens: tokens.system,
+    },
+    {
+      key: "user",
+      tokens: tokens.user,
+    },
+    {
+      key: "assistant",
+      tokens: tokens.assistant,
+    },
+    {
+      key: "tool",
+      tokens: tokens.tool,
+    },
+    {
+      key: "other",
+      tokens: tokens.other,
+    },
+  ]
+    .filter((x) => x.tokens > 0)
+    .map((x) => ({
+      key: x.key,
+      tokens: x.tokens,
+      width: toPercent(x.tokens, input),
+      percent: toPercentLabel(x.tokens, input),
+    })) as SessionContextBreakdownSegment[]
+}
+
+export function estimateSessionContextBreakdown(args: {
+  messages: Message[]
+  parts: Record<string, Part[] | undefined>
+  input: number
+  systemPrompt?: string
+}) {
+  if (!args.input) return []
+
+  const counts = args.messages.reduce(
+    (acc, msg) => {
+      const parts = args.parts[msg.id] ?? []
+      if (msg.role === "user") {
+        const user = parts.reduce((sum, part) => sum + charsFromUserPart(part), 0)
+        return { ...acc, user: acc.user + user }
+      }
+
+      if (msg.role !== "assistant") return acc
+      const assistant = parts.reduce(
+        (sum, part) => {
+          const next = charsFromAssistantPart(part)
+          return {
+            assistant: sum.assistant + next.assistant,
+            tool: sum.tool + next.tool,
+          }
+        },
+        { assistant: 0, tool: 0 },
+      )
+      return {
+        ...acc,
+        assistant: acc.assistant + assistant.assistant,
+        tool: acc.tool + assistant.tool,
+      }
+    },
+    {
+      system: args.systemPrompt?.length ?? 0,
+      user: 0,
+      assistant: 0,
+      tool: 0,
+    },
+  )
+
+  const tokens = {
+    system: estimateTokens(counts.system),
+    user: estimateTokens(counts.user),
+    assistant: estimateTokens(counts.assistant),
+    tool: estimateTokens(counts.tool),
+  }
+  const estimated = tokens.system + tokens.user + tokens.assistant + tokens.tool
+
+  if (estimated <= args.input) {
+    return build({ ...tokens, other: args.input - estimated }, args.input)
+  }
+
+  const scale = args.input / estimated
+  const scaled = {
+    system: Math.floor(tokens.system * scale),
+    user: Math.floor(tokens.user * scale),
+    assistant: Math.floor(tokens.assistant * scale),
+    tool: Math.floor(tokens.tool * scale),
+  }
+  const total = scaled.system + scaled.user + scaled.assistant + scaled.tool
+  return build({ ...scaled, other: Math.max(0, args.input - total) }, args.input)
+}

packages/app/src/components/session/session-context-format.ts

@@ -0,0 +1,20 @@
+import { DateTime } from "luxon"
+
+export function createSessionContextFormatter(locale: string) {
+  return {
+    number(value: number | null | undefined) {
+      if (value === undefined) return "—"
+      if (value === null) return "—"
+      return value.toLocaleString(locale)
+    },
+    percent(value: number | null | undefined) {
+      if (value === undefined) return "—"
+      if (value === null) return "—"
+      return value.toLocaleString(locale) + "%"
+    },
+    time(value: number | undefined) {
+      if (!value) return "—"
+      return DateTime.fromMillis(value).setLocale(locale).toLocaleString(DateTime.DATETIME_MED)
+    },
+  }
+}

packages/app/src/components/session/session-context-metrics.test.ts

@@ -0,0 +1,101 @@
+import { describe, expect, test } from "bun:test"
+import type { Message } from "@opencode-ai/sdk/v2/client"
+import { getSessionContextMetrics } from "./session-context-metrics"
+
+const assistant = (
+  id: string,
+  tokens: { input: number; output: number; reasoning: number; read: number; write: number },
+  cost: number,
+  providerID = "openai",
+  modelID = "gpt-4.1",
+) => {
+  return {
+    id,
+    role: "assistant",
+    providerID,
+    modelID,
+    cost,
+    tokens: {
+      input: tokens.input,
+      output: tokens.output,
+      reasoning: tokens.reasoning,
+      cache: {
+        read: tokens.read,
+        write: tokens.write,
+      },
+    },
+    time: { created: 1 },
+  } as unknown as Message
+}
+
+const user = (id: string) => {
+  return {
+    id,
+    role: "user",
+    cost: 0,
+    time: { created: 1 },
+  } as unknown as Message
+}
+
+describe("getSessionContextMetrics", () => {
+  test("computes totals and usage from latest assistant with tokens", () => {
+    const messages = [
+      user("u1"),
+      assistant("a1", { input: 0, output: 0, reasoning: 0, read: 0, write: 0 }, 0.5),
+      assistant("a2", { input: 300, output: 100, reasoning: 50, read: 25, write: 25 }, 1.25),
+    ]
+    const providers = [
+      {
+        id: "openai",
+        name: "OpenAI",
+        models: {
+          "gpt-4.1": {
+            name: "GPT-4.1",
+            limit: { context: 1000 },
+          },
+        },
+      },
+    ]
+
+    const metrics = getSessionContextMetrics(messages, providers)
+
+    expect(metrics.totalCost).toBe(1.75)
+    expect(metrics.context?.message.id).toBe("a2")
+    expect(metrics.context?.total).toBe(500)
+    expect(metrics.context?.usage).toBe(50)
+    expect(metrics.context?.providerLabel).toBe("OpenAI")
+    expect(metrics.context?.modelLabel).toBe("GPT-4.1")
+  })
+
+  test("preserves fallback labels and null usage when model metadata is missing", () => {
+    const messages = [assistant("a1", { input: 40, output: 10, reasoning: 0, read: 0, write: 0 }, 0.1, "p-1", "m-1")]
+    const providers = [{ id: "p-1", models: {} }]
+
+    const metrics = getSessionContextMetrics(messages, providers)
+
+    expect(metrics.context?.providerLabel).toBe("p-1")
+    expect(metrics.context?.modelLabel).toBe("m-1")
+    expect(metrics.context?.limit).toBeUndefined()
+    expect(metrics.context?.usage).toBeNull()
+  })
+
+  test("recomputes when message array is mutated in place", () => {
+    const messages = [assistant("a1", { input: 10, output: 10, reasoning: 10, read: 10, write: 10 }, 0.25)]
+    const providers = [{ id: "openai", models: {} }]
+
+    const one = getSessionContextMetrics(messages, providers)
+    messages.push(assistant("a2", { input: 100, output: 20, reasoning: 0, read: 0, write: 0 }, 0.75))
+    const two = getSessionContextMetrics(messages, providers)
+
+    expect(one.context?.message.id).toBe("a1")
+    expect(two.context?.message.id).toBe("a2")
+    expect(two.totalCost).toBe(1)
+  })
+
+  test("returns empty metrics when inputs are undefined", () => {
+    const metrics = getSessionContextMetrics(undefined, undefined)
+
+    expect(metrics.totalCost).toBe(0)
+    expect(metrics.context).toBeUndefined()
+  })
+})

packages/app/src/components/session/session-context-metrics.ts

@@ -0,0 +1,82 @@
+import type { AssistantMessage, Message } from "@opencode-ai/sdk/v2/client"
+
+type Provider = {
+  id: string
+  name?: string
+  models: Record<string, Model | undefined>
+}
+
+type Model = {
+  name?: string
+  limit: {
+    context: number
+  }
+}
+
+type Context = {
+  message: AssistantMessage
+  provider?: Provider
+  model?: Model
+  providerLabel: string
+  modelLabel: string
+  limit: number | undefined
+  input: number
+  output: number
+  reasoning: number
+  cacheRead: number
+  cacheWrite: number
+  total: number
+  usage: number | null
+}
+
+type Metrics = {
+  totalCost: number
+  context: Context | undefined
+}
+
+const tokenTotal = (msg: AssistantMessage) => {
+  return msg.tokens.input + msg.tokens.output + msg.tokens.reasoning + msg.tokens.cache.read + msg.tokens.cache.write
+}
+
+const lastAssistantWithTokens = (messages: Message[]) => {
+  for (let i = messages.length - 1; i >= 0; i--) {
+    const msg = messages[i]
+    if (msg.role !== "assistant") continue
+    if (tokenTotal(msg) <= 0) continue
+    return msg
+  }
+}
+
+const build = (messages: Message[] = [], providers: Provider[] = []): Metrics => {
+  const totalCost = messages.reduce((sum, msg) => sum + (msg.role === "assistant" ? msg.cost : 0), 0)
+  const message = lastAssistantWithTokens(messages)
+  if (!message) return { totalCost, context: undefined }
+
+  const provider = providers.find((item) => item.id === message.providerID)
+  const model = provider?.models[message.modelID]
+  const limit = model?.limit.context
+  const total = tokenTotal(message)
+
+  return {
+    totalCost,
+    context: {
+      message,
+      provider,
+      model,
+      providerLabel: provider?.name ?? message.providerID,
+      modelLabel: model?.name ?? message.modelID,
+      limit,
+      input: message.tokens.input,
+      output: message.tokens.output,
+      reasoning: message.tokens.reasoning,
+      cacheRead: message.tokens.cache.read,
+      cacheWrite: message.tokens.cache.write,
+      total,
+      usage: limit ? Math.round((total / limit) * 100) : null,
+    },
+  }
+}
+
+export function getSessionContextMetrics(messages: Message[] = [], providers: Provider[] = []) {
+  return build(messages, providers)
+}

packages/app/src/components/session/session-context-tab.tsx

@@ -0,0 +1,341 @@
+import { createMemo, createEffect, on, onCleanup, For, Show } from "solid-js"
+import type { JSX } from "solid-js"
+import { useSync } from "@/context/sync"
+import { checksum } from "@opencode-ai/core/util/encode"
+import { findLast } from "@opencode-ai/core/util/array"
+import { same } from "@/utils/same"
+import { Icon } from "@opencode-ai/ui/icon"
+import { Accordion } from "@opencode-ai/ui/accordion"
+import { StickyAccordionHeader } from "@opencode-ai/ui/sticky-accordion-header"
+import { File } from "@opencode-ai/ui/file"
+import { Markdown } from "@opencode-ai/ui/markdown"
+import { ScrollView } from "@opencode-ai/ui/scroll-view"
+import type { Message, Part, UserMessage } from "@opencode-ai/sdk/v2/client"
+import { useLanguage } from "@/context/language"
+import { useProviders } from "@/hooks/use-providers"
+import { useSessionLayout } from "@/pages/session/session-layout"
+import { getSessionContextMetrics } from "./session-context-metrics"
+import { estimateSessionContextBreakdown, type SessionContextBreakdownKey } from "./session-context-breakdown"
+import { createSessionContextFormatter } from "./session-context-format"
+
+const BREAKDOWN_COLOR: Record<SessionContextBreakdownKey, string> = {
+  system: "var(--syntax-info)",
+  user: "var(--syntax-success)",
+  assistant: "var(--syntax-property)",
+  tool: "var(--syntax-warning)",
+  other: "var(--syntax-comment)",
+}
+
+function Stat(props: { label: string; value: JSX.Element }) {
+  return (
+    <div class="flex flex-col gap-1">
+      <div class="text-12-regular text-text-weak">{props.label}</div>
+      <div class="text-12-medium text-text-strong">{props.value}</div>
+    </div>
+  )
+}
+
+function RawMessageContent(props: { message: Message; getParts: (id: string) => Part[]; onRendered: () => void }) {
+  const file = createMemo(() => {
+    const parts = props.getParts(props.message.id)
+    const contents = JSON.stringify({ message: props.message, parts }, null, 2)
+    return {
+      name: `${props.message.role}-${props.message.id}.json`,
+      contents,
+      cacheKey: checksum(contents),
+    }
+  })
+
+  return (
+    <File
+      mode="text"
+      file={file()}
+      overflow="wrap"
+      class="select-text"
+      onRendered={() => requestAnimationFrame(props.onRendered)}
+    />
+  )
+}
+
+function RawMessage(props: {
+  message: Message
+  getParts: (id: string) => Part[]
+  onRendered: () => void
+  time: (value: number | undefined) => string
+}) {
+  return (
+    <Accordion.Item value={props.message.id}>
+      <StickyAccordionHeader>
+        <Accordion.Trigger>
+          <div class="flex items-center justify-between gap-2 w-full">
+            <div class="min-w-0 truncate">
+              {props.message.role} <span class="text-text-base">• {props.message.id}</span>
+            </div>
+            <div class="flex items-center gap-3">
+              <div class="shrink-0 text-12-regular text-text-weak">{props.time(props.message.time.created)}</div>
+              <Icon name="chevron-grabber-vertical" size="small" class="shrink-0 text-text-weak" />
+            </div>
+          </div>
+        </Accordion.Trigger>
+      </StickyAccordionHeader>
+      <Accordion.Content class="bg-background-base">
+        <div class="p-3">
+          <RawMessageContent message={props.message} getParts={props.getParts} onRendered={props.onRendered} />
+        </div>
+      </Accordion.Content>
+    </Accordion.Item>
+  )
+}
+
+const emptyMessages: Message[] = []
+const emptyUserMessages: UserMessage[] = []
+
+export function SessionContextTab() {
+  const sync = useSync()
+  const language = useLanguage()
+  const providers = useProviders()
+  const { params, view } = useSessionLayout()
+
+  const info = createMemo(() => (params.id ? sync.session.get(params.id) : undefined))
+
+  const messages = createMemo(
+    () => {
+      const id = params.id
+      if (!id) return emptyMessages
+      return (sync.data.message[id] ?? []) as Message[]
+    },
+    emptyMessages,
+    { equals: same },
+  )
+
+  const userMessages = createMemo(
+    () => messages().filter((m) => m.role === "user") as UserMessage[],
+    emptyUserMessages,
+    { equals: same },
+  )
+
+  const visibleUserMessages = createMemo(
+    () => {
+      const revert = info()?.revert?.messageID
+      if (!revert) return userMessages()
+      return userMessages().filter((m) => m.id < revert)
+    },
+    emptyUserMessages,
+    { equals: same },
+  )
+
+  const usd = createMemo(
+    () =>
+      new Intl.NumberFormat(language.intl(), {
+        style: "currency",
+        currency: "USD",
+      }),
+  )
+
+  const metrics = createMemo(() => getSessionContextMetrics(messages(), [...providers.all().values()]))
+  const ctx = createMemo(() => metrics().context)
+  const formatter = createMemo(() => createSessionContextFormatter(language.intl()))
+
+  const cost = createMemo(() => {
+    return usd().format(metrics().totalCost)
+  })
+
+  const counts = createMemo(() => {
+    const all = messages()
+    const user = all.reduce((count, x) => count + (x.role === "user" ? 1 : 0), 0)
+    const assistant = all.reduce((count, x) => count + (x.role === "assistant" ? 1 : 0), 0)
+    return {
+      all: all.length,
+      user,
+      assistant,
+    }
+  })
+
+  const systemPrompt = createMemo(() => {
+    const msg = findLast(visibleUserMessages(), (m) => !!m.system)
+    const system = msg?.system
+    if (!system) return
+    const trimmed = system.trim()
+    if (!trimmed) return
+    return trimmed
+  })
+
+  const providerLabel = createMemo(() => {
+    const c = ctx()
+    if (!c) return "—"
+    return c.providerLabel
+  })
+
+  const modelLabel = createMemo(() => {
+    const c = ctx()
+    if (!c) return "—"
+    return c.modelLabel
+  })
+
+  const breakdown = createMemo(
+    on(
+      () => [ctx()?.message.id, ctx()?.input, messages().length, systemPrompt()],
+      () => {
+        const c = ctx()
+        if (!c?.input) return []
+        return estimateSessionContextBreakdown({
+          messages: messages(),
+          parts: sync.data.part as Record<string, Part[] | undefined>,
+          input: c.input,
+          systemPrompt: systemPrompt(),
+        })
+      },
+    ),
+  )
+
+  const breakdownLabel = (key: SessionContextBreakdownKey) => {
+    if (key === "system") return language.t("context.breakdown.system")
+    if (key === "user") return language.t("context.breakdown.user")
+    if (key === "assistant") return language.t("context.breakdown.assistant")
+    if (key === "tool") return language.t("context.breakdown.tool")
+    return language.t("context.breakdown.other")
+  }
+
+  const stats = [
+    { label: "context.stats.session", value: () => info()?.title ?? params.id ?? "—" },
+    { label: "context.stats.messages", value: () => counts().all.toLocaleString(language.intl()) },
+    { label: "context.stats.provider", value: providerLabel },
+    { label: "context.stats.model", value: modelLabel },
+    { label: "context.stats.limit", value: () => formatter().number(ctx()?.limit) },
+    { label: "context.stats.totalTokens", value: () => formatter().number(ctx()?.total) },
+    { label: "context.stats.usage", value: () => formatter().percent(ctx()?.usage) },
+    { label: "context.stats.inputTokens", value: () => formatter().number(ctx()?.input) },
+    { label: "context.stats.outputTokens", value: () => formatter().number(ctx()?.output) },
+    { label: "context.stats.reasoningTokens", value: () => formatter().number(ctx()?.reasoning) },
+    {
+      label: "context.stats.cacheTokens",
+      value: () => `${formatter().number(ctx()?.cacheRead)} / ${formatter().number(ctx()?.cacheWrite)}`,
+    },
+    { label: "context.stats.userMessages", value: () => counts().user.toLocaleString(language.intl()) },
+    { label: "context.stats.assistantMessages", value: () => counts().assistant.toLocaleString(language.intl()) },
+    { label: "context.stats.totalCost", value: cost },
+    { label: "context.stats.sessionCreated", value: () => formatter().time(info()?.time.created) },
+    { label: "context.stats.lastActivity", value: () => formatter().time(ctx()?.message.time.created) },
+  ] satisfies { label: string; value: () => JSX.Element }[]
+
+  let scroll: HTMLDivElement | undefined
+  let frame: number | undefined
+  let pending: { x: number; y: number } | undefined
+  const getParts = (id: string) => (sync.data.part[id] ?? []) as Part[]
+
+  const restoreScroll = () => {
+    const el = scroll
+    if (!el) return
+
+    const s = view().scroll("context")
+    if (!s) return
+
+    if (el.scrollTop !== s.y) el.scrollTop = s.y
+    if (el.scrollLeft !== s.x) el.scrollLeft = s.x
+  }
+
+  const handleScroll = (event: Event & { currentTarget: HTMLDivElement }) => {
+    pending = {
+      x: event.currentTarget.scrollLeft,
+      y: event.currentTarget.scrollTop,
+    }
+    if (frame !== undefined) return
+
+    frame = requestAnimationFrame(() => {
+      frame = undefined
+
+      const next = pending
+      pending = undefined
+      if (!next) return
+
+      view().setScroll("context", next)
+    })
+  }
+
+  createEffect(
+    on(
+      () => messages().length,
+      () => {
+        requestAnimationFrame(restoreScroll)
+      },
+      { defer: true },
+    ),
+  )
+
+  onCleanup(() => {
+    if (frame === undefined) return
+    cancelAnimationFrame(frame)
+  })
+
+  return (
+    <ScrollView
+      class="@container h-full"
+      viewportRef={(el) => {
+        scroll = el
+        restoreScroll()
+      }}
+      onScroll={handleScroll}
+    >
+      <div class="px-6 pt-4 pb-10 flex flex-col gap-10">
+        <div class="grid grid-cols-1 @[32rem]:grid-cols-2 gap-4">
+          <For each={stats}>
+            {(stat) => <Stat label={language.t(stat.label as Parameters<typeof language.t>[0])} value={stat.value()} />}
+          </For>
+        </div>
+
+        <Show when={breakdown().length > 0}>
+          <div class="flex flex-col gap-2">
+            <div class="text-12-regular text-text-weak">{language.t("context.breakdown.title")}</div>
+            <div class="h-2 w-full rounded-full bg-surface-base overflow-hidden flex">
+              <For each={breakdown()}>
+                {(segment) => (
+                  <div
+                    class="h-full"
+                    style={{
+                      width: `${segment.width}%`,
+                      "background-color": BREAKDOWN_COLOR[segment.key],
+                    }}
+                  />
+                )}
+              </For>
+            </div>
+            <div class="flex flex-wrap gap-x-3 gap-y-1">
+              <For each={breakdown()}>
+                {(segment) => (
+                  <div class="flex items-center gap-1 text-11-regular text-text-weak">
+                    <div class="size-2 rounded-sm" style={{ "background-color": BREAKDOWN_COLOR[segment.key] }} />
+                    <div>{breakdownLabel(segment.key)}</div>
+                    <div class="text-text-weaker">{segment.percent.toLocaleString(language.intl())}%</div>
+                  </div>
+                )}
+              </For>
+            </div>
+            <div class="hidden text-11-regular text-text-weaker">{language.t("context.breakdown.note")}</div>
+          </div>
+        </Show>
+
+        <Show when={systemPrompt()}>
+          {(prompt) => (
+            <div class="flex flex-col gap-2">
+              <div class="text-12-regular text-text-weak">{language.t("context.systemPrompt.title")}</div>
+              <div class="border border-border-base rounded-md bg-surface-base px-3 py-2">
+                <Markdown text={prompt()} class="text-12-regular" />
+              </div>
+            </div>
+          )}
+        </Show>
+
+        <div class="flex flex-col gap-2">
+          <div class="text-12-regular text-text-weak">{language.t("context.rawMessages.title")}</div>
+          <Accordion multiple>
+            <For each={messages()}>
+              {(message) => (
+                <RawMessage message={message} getParts={getParts} onRendered={restoreScroll} time={formatter().time} />
+              )}
+            </For>
+          </Accordion>
+        </div>
+      </div>
+    </ScrollView>
+  )
+}

packages/app/src/components/session/session-header.tsx

@@ -0,0 +1,555 @@
+import { AppIcon } from "@opencode-ai/ui/app-icon"
+import { Button } from "@opencode-ai/ui/button"
+import { DropdownMenu } from "@opencode-ai/ui/dropdown-menu"
+import { Icon } from "@opencode-ai/ui/icon"
+import { IconButton } from "@opencode-ai/ui/icon-button"
+import { Keybind } from "@opencode-ai/ui/keybind"
+import { Spinner } from "@opencode-ai/ui/spinner"
+import { showToast } from "@/utils/toast"
+import { Tooltip, TooltipKeybind } from "@opencode-ai/ui/tooltip"
+import { getFilename } from "@opencode-ai/core/util/path"
+import { createEffect, createMemo, createSignal, For, onMount, Show } from "solid-js"
+import { createStore } from "solid-js/store"
+import { Portal } from "solid-js/web"
+import { useCommand } from "@/context/command"
+import { useLanguage } from "@/context/language"
+import { useLayout } from "@/context/layout"
+import { usePlatform } from "@/context/platform"
+import { useServer } from "@/context/server"
+import { useSettings } from "@/context/settings"
+import { useSync } from "@/context/sync"
+import { useTerminal } from "@/context/terminal"
+import { focusTerminalById } from "@/pages/session/helpers"
+import { useSessionLayout } from "@/pages/session/session-layout"
+import { messageAgentColor } from "@/utils/agent"
+import { decode64 } from "@/utils/base64"
+import { Persist, persisted } from "@/utils/persist"
+import { StatusPopover, StatusPopoverV2 } from "../status-popover"
+import { IconButtonV2 } from "@opencode-ai/ui/v2/icon-button-v2"
+import { Icon as IconV2 } from "@opencode-ai/ui/v2/icon"
+
+const OPEN_APPS = [
+  "vscode",
+  "cursor",
+  "zed",
+  "textmate",
+  "antigravity",
+  "finder",
+  "terminal",
+  "iterm2",
+  "ghostty",
+  "warp",
+  "xcode",
+  "android-studio",
+  "powershell",
+  "sublime-text",
+] as const
+
+type OpenApp = (typeof OPEN_APPS)[number]
+type OS = "macos" | "windows" | "linux" | "unknown"
+
+const MAC_APPS = [
+  {
+    id: "vscode",
+    label: "session.header.open.app.vscode",
+    icon: "vscode",
+    openWith: "Visual Studio Code",
+  },
+  { id: "cursor", label: "session.header.open.app.cursor", icon: "cursor", openWith: "Cursor" },
+  { id: "zed", label: "session.header.open.app.zed", icon: "zed", openWith: "Zed" },
+  { id: "textmate", label: "session.header.open.app.textmate", icon: "textmate", openWith: "TextMate" },
+  {
+    id: "antigravity",
+    label: "session.header.open.app.antigravity",
+    icon: "antigravity",
+    openWith: "Antigravity",
+  },
+  { id: "terminal", label: "session.header.open.app.terminal", icon: "terminal", openWith: "Terminal" },
+  { id: "iterm2", label: "session.header.open.app.iterm2", icon: "iterm2", openWith: "iTerm" },
+  { id: "ghostty", label: "session.header.open.app.ghostty", icon: "ghostty", openWith: "Ghostty" },
+  { id: "warp", label: "session.header.open.app.warp", icon: "warp", openWith: "Warp" },
+  { id: "xcode", label: "session.header.open.app.xcode", icon: "xcode", openWith: "Xcode" },
+  {
+    id: "android-studio",
+    label: "session.header.open.app.androidStudio",
+    icon: "android-studio",
+    openWith: "Android Studio",
+  },
+  {
+    id: "sublime-text",
+    label: "session.header.open.app.sublimeText",
+    icon: "sublime-text",
+    openWith: "Sublime Text",
+  },
+] as const
+
+const WINDOWS_APPS = [
+  { id: "vscode", label: "session.header.open.app.vscode", icon: "vscode", openWith: "code" },
+  { id: "cursor", label: "session.header.open.app.cursor", icon: "cursor", openWith: "cursor" },
+  { id: "zed", label: "session.header.open.app.zed", icon: "zed", openWith: "zed" },
+  {
+    id: "powershell",
+    label: "session.header.open.app.powershell",
+    icon: "powershell",
+    openWith: "powershell",
+  },
+  {
+    id: "sublime-text",
+    label: "session.header.open.app.sublimeText",
+    icon: "sublime-text",
+    openWith: "Sublime Text",
+  },
+] as const
+
+const LINUX_APPS = [
+  { id: "vscode", label: "session.header.open.app.vscode", icon: "vscode", openWith: "code" },
+  { id: "cursor", label: "session.header.open.app.cursor", icon: "cursor", openWith: "cursor" },
+  { id: "zed", label: "session.header.open.app.zed", icon: "zed", openWith: "zed" },
+  {
+    id: "sublime-text",
+    label: "session.header.open.app.sublimeText",
+    icon: "sublime-text",
+    openWith: "Sublime Text",
+  },
+] as const
+
+const detectOS = (platform: ReturnType<typeof usePlatform>): OS => {
+  if (platform.platform === "desktop" && platform.os) return platform.os
+  if (typeof navigator !== "object") return "unknown"
+  const value = navigator.platform || navigator.userAgent
+  if (/Mac/i.test(value)) return "macos"
+  if (/Win/i.test(value)) return "windows"
+  if (/Linux/i.test(value)) return "linux"
+  return "unknown"
+}
+
+const showRequestError = (language: ReturnType<typeof useLanguage>, err: unknown) => {
+  showToast({
+    variant: "error",
+    title: language.t("common.requestFailed"),
+    description: err instanceof Error ? err.message : String(err),
+  })
+}
+
+export function SessionHeader() {
+  const layout = useLayout()
+  const command = useCommand()
+  const server = useServer()
+  const platform = usePlatform()
+  const language = useLanguage()
+  const settings = useSettings()
+  const sync = useSync()
+  const terminal = useTerminal()
+  const { params, view } = useSessionLayout()
+
+  const projectDirectory = createMemo(() => decode64(params.dir) ?? "")
+  const project = createMemo(() => {
+    const directory = projectDirectory()
+    if (!directory) return
+    return layout.projects.list().find((p) => p.worktree === directory || p.sandboxes?.includes(directory))
+  })
+  const name = createMemo(() => {
+    const current = project()
+    if (current) return current.name || getFilename(current.worktree)
+    return getFilename(projectDirectory())
+  })
+  const hotkey = createMemo(() => command.keybind("file.open"))
+  const os = createMemo(() => detectOS(platform))
+  const isDesktopV2 = createMemo(() => platform.platform === "desktop" && settings.general.newLayoutDesigns())
+  const search = createMemo(() => (isDesktopV2() ? settings.general.showSearch() : true))
+  const tree = createMemo(() => (isDesktopV2() ? settings.general.showFileTree() : true))
+  const term = createMemo(() => (isDesktopV2() ? settings.general.showTerminal() : true))
+  const status = createMemo(() => (isDesktopV2() ? settings.general.showStatus() : true))
+
+  const [exists, setExists] = createStore<Partial<Record<OpenApp, boolean>>>({
+    finder: true,
+  })
+
+  const apps = createMemo(() => {
+    if (os() === "macos") return MAC_APPS
+    if (os() === "windows") return WINDOWS_APPS
+    return LINUX_APPS
+  })
+
+  const fileManager = createMemo(() => {
+    if (os() === "macos") return { label: "session.header.open.finder", icon: "finder" as const }
+    if (os() === "windows") return { label: "session.header.open.fileExplorer", icon: "file-explorer" as const }
+    return { label: "session.header.open.fileManager", icon: "finder" as const }
+  })
+
+  createEffect(() => {
+    if (platform.platform !== "desktop") return
+    if (!platform.checkAppExists) return
+
+    const list = apps()
+
+    setExists(Object.fromEntries(list.map((app) => [app.id, undefined])) as Partial<Record<OpenApp, boolean>>)
+
+    void Promise.all(
+      list.map((app) =>
+        Promise.resolve(platform.checkAppExists?.(app.openWith))
+          .then((value) => Boolean(value))
+          .catch(() => false)
+          .then((ok) => [app.id, ok] as const),
+      ),
+    ).then((entries) => {
+      setExists(Object.fromEntries(entries) as Partial<Record<OpenApp, boolean>>)
+    })
+  })
+
+  const options = createMemo(() => {
+    return [
+      { id: "finder", label: language.t(fileManager().label), icon: fileManager().icon },
+      ...apps()
+        .filter((app) => exists[app.id])
+        .map((app) => ({ ...app, label: language.t(app.label) })),
+    ] as const
+  })
+
+  const toggleTerminal = () => {
+    const next = !view().terminal.opened()
+    view().terminal.toggle()
+    if (!next) return
+
+    const id = terminal.active()
+    if (!id) return
+    focusTerminalById(id)
+  }
+
+  const [prefs, setPrefs] = persisted(Persist.global("open.app"), createStore({ app: "finder" as OpenApp }))
+  const [menu, setMenu] = createStore({ open: false })
+  const [openRequest, setOpenRequest] = createStore({
+    app: undefined as OpenApp | undefined,
+  })
+
+  const canOpen = createMemo(() => platform.platform === "desktop" && !!platform.openPath && server.isLocal())
+  const current = createMemo(
+    () =>
+      options().find((o) => o.id === prefs.app) ??
+      options()[0] ??
+      ({ id: "finder", label: fileManager().label, icon: fileManager().icon } as const),
+  )
+  const opening = createMemo(() => openRequest.app !== undefined)
+  const tint = createMemo(() =>
+    messageAgentColor(params.id ? sync.data.message[params.id] : undefined, sync.data.agent),
+  )
+  const v2ActionsState = createMemo<SessionHeaderV2ActionsState>(() => ({
+    statusVisible: status(),
+    statusLabel: language.t("status.popover.trigger"),
+    reviewLabel: language.t("command.review.toggle"),
+    reviewKeybind: command.keybind("review.toggle"),
+    reviewOpened: view().reviewPanel.opened(),
+    onReviewToggle: () => view().reviewPanel.toggle(),
+  }))
+
+  const selectApp = (app: OpenApp) => {
+    if (!options().some((item) => item.id === app)) return
+    setPrefs("app", app)
+  }
+
+  const openDir = (app: OpenApp) => {
+    if (opening() || !canOpen() || !platform.openPath) return
+    const directory = projectDirectory()
+    if (!directory) return
+
+    const item = options().find((o) => o.id === app)
+    const openWith = item && "openWith" in item ? item.openWith : undefined
+    setOpenRequest("app", app)
+    platform
+      .openPath(directory, openWith)
+      .catch((err: unknown) => showRequestError(language, err))
+      .finally(() => {
+        setOpenRequest("app", undefined)
+      })
+  }
+
+  const copyPath = () => {
+    const directory = projectDirectory()
+    if (!directory) return
+    navigator.clipboard
+      .writeText(directory)
+      .then(() => {
+        showToast({
+          variant: "success",
+          icon: "circle-check",
+          title: language.t("session.share.copy.copied"),
+          description: directory,
+        })
+      })
+      .catch((err: unknown) => showRequestError(language, err))
+  }
+
+  const [centerMount, setCenterMount] = createSignal<HTMLElement | null>(null)
+  const [rightMount, setRightMount] = createSignal<HTMLElement | null>(null)
+  onMount(() => {
+    setCenterMount(document.getElementById("opencode-titlebar-center"))
+    setRightMount(document.getElementById("opencode-titlebar-right"))
+  })
+
+  return (
+    <>
+      <Show when={search() && centerMount()}>
+        {(mount) => (
+          <Portal mount={mount()}>
+            <Button
+              type="button"
+              variant="ghost"
+              size="small"
+              class="hidden md:flex w-[240px] max-w-full min-w-0 items-center gap-2 justify-between rounded-md border border-border-weak-base bg-surface-panel shadow-none cursor-default"
+              onClick={() => command.trigger("file.open")}
+              aria-label={language.t("session.header.searchFiles")}
+            >
+              <div class="flex min-w-0 flex-1 items-center overflow-visible">
+                <span class="flex-1 min-w-0 text-12-regular text-text-weak truncate text-left">
+                  {language.t("session.header.search.placeholder", {
+                    project: name(),
+                  })}
+                </span>
+              </div>
+
+              <Show when={hotkey()}>
+                {(keybind) => (
+                  <Keybind class="shrink-0 !border-0 !bg-transparent !shadow-none px-0 text-text-weaker">
+                    {keybind()}
+                  </Keybind>
+                )}
+              </Show>
+            </Button>
+          </Portal>
+        )}
+      </Show>
+      <Show when={rightMount()}>
+        {(mount) => (
+          <Portal mount={mount()}>
+            <Show
+              when={isDesktopV2}
+              fallback={
+                <div class="flex items-center gap-2">
+                  <Show when={projectDirectory()}>
+                    <div class="hidden xl:flex items-center">
+                      <Show
+                        when={canOpen()}
+                        fallback={
+                          <div class="flex h-[24px] box-border items-center rounded-md border border-border-weak-base bg-surface-panel overflow-hidden">
+                            <Button
+                              variant="ghost"
+                              class="rounded-none h-full py-0 pr-3 pl-0.5 gap-1.5 border-none shadow-none"
+                              onClick={copyPath}
+                              aria-label={language.t("session.header.open.copyPath")}
+                            >
+                              <Icon name="copy" size="small" class="text-icon-base" />
+                              <span class="text-12-regular text-text-strong">
+                                {language.t("session.header.open.copyPath")}
+                              </span>
+                            </Button>
+                          </div>
+                        }
+                      >
+                        <div class="flex items-center">
+                          <div class="flex h-[24px] box-border items-center rounded-md border border-border-weak-base bg-surface-panel overflow-hidden">
+                            <Button
+                              variant="ghost"
+                              class="rounded-none h-full px-0.5 border-none shadow-none disabled:!cursor-default"
+                              classList={{
+                                "bg-surface-raised-base-active": opening(),
+                              }}
+                              onClick={() => openDir(current().id)}
+                              disabled={opening()}
+                              aria-label={language.t("session.header.open.ariaLabel", { app: current().label })}
+                            >
+                              <div class="flex size-5 shrink-0 items-center justify-center [&_[data-component=app-icon]]:size-5">
+                                <Show when={opening()} fallback={<AppIcon id={current().icon} />}>
+                                  <Spinner class="size-3.5" style={{ color: tint() ?? "var(--icon-base)" }} />
+                                </Show>
+                              </div>
+                            </Button>
+                            <DropdownMenu
+                              gutter={4}
+                              placement="bottom-end"
+                              open={menu.open}
+                              onOpenChange={(open) => setMenu("open", open)}
+                            >
+                              <DropdownMenu.Trigger
+                                as={IconButton}
+                                icon="chevron-down"
+                                variant="ghost"
+                                disabled={opening()}
+                                class="rounded-none h-full w-[20px] p-0 border-none shadow-none data-[expanded]:bg-surface-raised-base-active disabled:!cursor-default"
+                                classList={{
+                                  "bg-surface-raised-base-active": opening(),
+                                }}
+                                aria-label={language.t("session.header.open.menu")}
+                              />
+                              <DropdownMenu.Portal>
+                                <DropdownMenu.Content class="[&_[data-slot=dropdown-menu-item]]:pl-1 [&_[data-slot=dropdown-menu-radio-item]]:pl-1 [&_[data-slot=dropdown-menu-radio-item]+[data-slot=dropdown-menu-radio-item]]:mt-1">
+                                  <DropdownMenu.Group>
+                                    <DropdownMenu.GroupLabel class="!px-1 !py-1">
+                                      {language.t("session.header.openIn")}
+                                    </DropdownMenu.GroupLabel>
+                                    <DropdownMenu.RadioGroup
+                                      class="mt-1"
+                                      value={current().id}
+                                      onChange={(value) => {
+                                        if (!OPEN_APPS.includes(value as OpenApp)) return
+                                        selectApp(value as OpenApp)
+                                      }}
+                                    >
+                                      <For each={options()}>
+                                        {(o) => (
+                                          <DropdownMenu.RadioItem
+                                            value={o.id}
+                                            disabled={opening()}
+                                            onSelect={() => {
+                                              setMenu("open", false)
+                                              openDir(o.id)
+                                            }}
+                                          >
+                                            <div class="flex size-5 shrink-0 items-center justify-center [&_[data-component=app-icon]]:size-5">
+                                              <AppIcon id={o.icon} />
+                                            </div>
+                                            <DropdownMenu.ItemLabel>{o.label}</DropdownMenu.ItemLabel>
+                                            <DropdownMenu.ItemIndicator>
+                                              <Icon name="check-small" size="small" class="text-icon-weak" />
+                                            </DropdownMenu.ItemIndicator>
+                                          </DropdownMenu.RadioItem>
+                                        )}
+                                      </For>
+                                    </DropdownMenu.RadioGroup>
+                                  </DropdownMenu.Group>
+                                  <DropdownMenu.Separator />
+                                  <DropdownMenu.Item
+                                    onSelect={() => {
+                                      setMenu("open", false)
+                                      copyPath()
+                                    }}
+                                  >
+                                    <div class="flex size-5 shrink-0 items-center justify-center">
+                                      <Icon name="copy" size="small" class="text-icon-weak" />
+                                    </div>
+                                    <DropdownMenu.ItemLabel>
+                                      {language.t("session.header.open.copyPath")}
+                                    </DropdownMenu.ItemLabel>
+                                  </DropdownMenu.Item>
+                                </DropdownMenu.Content>
+                              </DropdownMenu.Portal>
+                            </DropdownMenu>
+                          </div>
+                        </div>
+                      </Show>
+                    </div>
+                  </Show>
+                  <div class="flex items-center gap-1">
+                    <Show when={status()}>
+                      <Tooltip placement="bottom" value={language.t("status.popover.trigger")}>
+                        <StatusPopover />
+                      </Tooltip>
+                    </Show>
+                    <Show when={term()}>
+                      <TooltipKeybind
+                        title={language.t("command.terminal.toggle")}
+                        keybind={command.keybind("terminal.toggle")}
+                      >
+                        <Button
+                          variant="ghost"
+                          class="group/terminal-toggle titlebar-icon w-8 h-6 p-0 box-border shrink-0"
+                          onClick={toggleTerminal}
+                          aria-label={language.t("command.terminal.toggle")}
+                          aria-expanded={view().terminal.opened()}
+                          aria-controls="terminal-panel"
+                        >
+                          <Icon size="small" name={view().terminal.opened() ? "terminal-active" : "terminal"} />
+                        </Button>
+                      </TooltipKeybind>
+                    </Show>
+
+                    <div class="hidden md:flex items-center gap-1 shrink-0">
+                      <TooltipKeybind
+                        title={language.t("command.review.toggle")}
+                        keybind={command.keybind("review.toggle")}
+                      >
+                        <Button
+                          variant="ghost"
+                          class="group/review-toggle titlebar-icon w-8 h-6 p-0 box-border"
+                          onClick={() => view().reviewPanel.toggle()}
+                          aria-label={language.t("command.review.toggle")}
+                          aria-expanded={view().reviewPanel.opened()}
+                          aria-controls="review-panel"
+                        >
+                          <Icon size="small" name={view().reviewPanel.opened() ? "review-active" : "review"} />
+                        </Button>
+                      </TooltipKeybind>
+
+                      <Show when={tree()}>
+                        <TooltipKeybind
+                          title={language.t("command.fileTree.toggle")}
+                          keybind={command.keybind("fileTree.toggle")}
+                        >
+                          <Button
+                            variant="ghost"
+                            class="titlebar-icon w-8 h-6 p-0 box-border"
+                            onClick={() => layout.fileTree.toggle()}
+                            aria-label={language.t("command.fileTree.toggle")}
+                            aria-expanded={layout.fileTree.opened()}
+                            aria-controls="file-tree-panel"
+                          >
+                            <div class="relative flex items-center justify-center size-4">
+                              <Icon
+                                size="small"
+                                name={layout.fileTree.opened() ? "file-tree-active" : "file-tree"}
+                                classList={{
+                                  "text-icon-strong": layout.fileTree.opened(),
+                                  "text-icon-weak": !layout.fileTree.opened(),
+                                }}
+                              />
+                            </div>
+                          </Button>
+                        </TooltipKeybind>
+                      </Show>
+                    </div>
+                  </div>
+                </div>
+              }
+            >
+              <SessionHeaderV2Actions state={v2ActionsState()} />
+            </Show>
+          </Portal>
+        )}
+      </Show>
+    </>
+  )
+}
+
+type SessionHeaderV2ActionsState = {
+  statusVisible: boolean
+  statusLabel: string
+  reviewLabel: string
+  reviewKeybind: string
+  reviewOpened: boolean
+  onReviewToggle: () => void
+}
+
+function SessionHeaderV2Actions(props: { state: SessionHeaderV2ActionsState }) {
+  return (
+    <div class="flex items-center gap-2">
+      <Show when={props.state.statusVisible}>
+        <Tooltip placement="bottom" value={props.state.statusLabel}>
+          <StatusPopoverV2 />
+        </Tooltip>
+      </Show>
+      <TooltipKeybind title={props.state.reviewLabel} keybind={props.state.reviewKeybind}>
+        <IconButtonV2
+          type="button"
+          variant="ghost-muted"
+          size="large"
+          class="!w-9 shrink-0"
+          state={props.state.reviewOpened ? "pressed" : undefined}
+          onClick={props.state.onReviewToggle}
+          aria-label={props.state.reviewLabel}
+          aria-expanded={props.state.reviewOpened}
+          aria-controls="review-panel"
+          icon={<IconV2 name="sidebar-right" />}
+        />
+      </TooltipKeybind>
+    </div>
+  )
+}

packages/app/src/components/session/session-new-design-view.tsx

@@ -0,0 +1,16 @@
+import type { JSX } from "solid-js"
+import { WordmarkV2 } from "@opencode-ai/ui/v2/wordmark-v2"
+import { NEW_SESSION_CONTENT_WIDTH } from "@/pages/session/new-session-layout"
+
+export function NewSessionDesignView(props: { children: JSX.Element }) {
+  return (
+    <div data-component="session-new-design" class="relative size-full overflow-hidden bg-v2-background-bg-deep ">
+      <div class="absolute inset-x-0 top-[25.375%] flex justify-center px-6">
+        <div class={NEW_SESSION_CONTENT_WIDTH}>
+          <WordmarkV2 class="h-auto w-full text-v2-icon-icon-base" />
+          <div class="mt-8">{props.children}</div>
+        </div>
+      </div>
+    </div>
+  )
+}

packages/app/src/components/session/session-new-view.tsx

@@ -0,0 +1,91 @@
+import { Show, createMemo } from "solid-js"
+import { DateTime } from "luxon"
+import { useSync } from "@/context/sync"
+import { useSDK } from "@/context/sdk"
+import { useLanguage } from "@/context/language"
+import { Icon } from "@opencode-ai/ui/icon"
+import { Mark } from "@opencode-ai/ui/logo"
+import { getDirectory, getFilename } from "@opencode-ai/core/util/path"
+
+const MAIN_WORKTREE = "main"
+const CREATE_WORKTREE = "create"
+const ROOT_CLASS = "size-full flex flex-col"
+
+interface NewSessionViewProps {
+  worktree: string
+}
+
+export function NewSessionView(props: NewSessionViewProps) {
+  const sync = useSync()
+  const sdk = useSDK()
+  const language = useLanguage()
+
+  const sandboxes = createMemo(() => sync.project?.sandboxes ?? [])
+  const options = createMemo(() => [MAIN_WORKTREE, ...sandboxes(), CREATE_WORKTREE])
+  const current = createMemo(() => {
+    const selection = props.worktree
+    if (options().includes(selection)) return selection
+    return MAIN_WORKTREE
+  })
+  const projectRoot = createMemo(() => sync.project?.worktree ?? sdk.directory)
+  const isWorktree = createMemo(() => {
+    const project = sync.project
+    if (!project) return false
+    return sdk.directory !== project.worktree
+  })
+
+  const label = (value: string) => {
+    if (value === MAIN_WORKTREE) {
+      if (isWorktree()) return language.t("session.new.worktree.main")
+      const branch = sync.data.vcs?.branch
+      if (branch) return language.t("session.new.worktree.mainWithBranch", { branch })
+      return language.t("session.new.worktree.main")
+    }
+
+    if (value === CREATE_WORKTREE) return language.t("session.new.worktree.create")
+
+    return getFilename(value)
+  }
+
+  return (
+    <div class={ROOT_CLASS}>
+      <div class="h-12 shrink-0" aria-hidden />
+      <div class="flex-1 px-6 pb-30 flex items-center justify-center text-center">
+        <div class="w-full max-w-200 flex flex-col items-center text-center gap-4">
+          <div class="flex flex-col items-center gap-6">
+            <Mark class="w-10" />
+            <div class="text-20-medium text-text-strong">{language.t("session.new.title")}</div>
+          </div>
+          <div class="w-full flex flex-col gap-4 items-center">
+            <div class="flex items-start justify-center gap-3 min-h-5">
+              <div class="text-12-medium text-text-weak select-text leading-5 min-w-0 max-w-160 break-words text-center">
+                {getDirectory(projectRoot())}
+                <span class="text-text-strong">{getFilename(projectRoot())}</span>
+              </div>
+            </div>
+            <div class="flex items-start justify-center gap-1.5 min-h-5">
+              <Icon name="branch" size="small" class="mt-0.5 shrink-0" />
+              <div class="text-12-medium text-text-weak select-text leading-5 min-w-0 max-w-160 break-words text-center">
+                {label(current())}
+              </div>
+            </div>
+            <Show when={sync.project}>
+              {(project) => (
+                <div class="flex items-start justify-center gap-3 min-h-5">
+                  <div class="text-12-medium text-text-weak leading-5 min-w-0 max-w-160 break-words text-center">
+                    {language.t("session.new.lastModified")}&nbsp;
+                    <span class="text-text-strong">
+                      {DateTime.fromMillis(project().time.updated ?? project().time.created)
+                        .setLocale(language.intl())
+                        .toRelative()}
+                    </span>
+                  </div>
+                </div>
+              )}
+            </Show>
+          </div>
+        </div>
+      </div>
+    </div>
+  )
+}

packages/app/src/components/session/session-sortable-tab.tsx

@@ -0,0 +1,70 @@
+import { createMemo, Show } from "solid-js"
+import type { JSX } from "solid-js"
+import { createSortable } from "@thisbeyond/solid-dnd"
+import { FileIcon } from "@opencode-ai/ui/file-icon"
+import { IconButton } from "@opencode-ai/ui/icon-button"
+import { TooltipKeybind } from "@opencode-ai/ui/tooltip"
+import { Tabs } from "@opencode-ai/ui/tabs"
+import { getFilename } from "@opencode-ai/core/util/path"
+import { useFile } from "@/context/file"
+import { useLanguage } from "@/context/language"
+import { useCommand } from "@/context/command"
+
+export function FileVisual(props: { path: string; active?: boolean }): JSX.Element {
+  return (
+    <div class="flex items-center gap-x-1.5 min-w-0">
+      <Show
+        when={!props.active}
+        fallback={<FileIcon node={{ path: props.path, type: "file" }} class="size-4 shrink-0" />}
+      >
+        <span class="relative inline-flex size-4 shrink-0">
+          <FileIcon node={{ path: props.path, type: "file" }} class="absolute inset-0 size-4 tab-fileicon-color" />
+          <FileIcon node={{ path: props.path, type: "file" }} mono class="absolute inset-0 size-4 tab-fileicon-mono" />
+        </span>
+      </Show>
+      <span class="text-14-medium truncate">{getFilename(props.path)}</span>
+    </div>
+  )
+}
+
+export function SortableTab(props: { tab: string; onTabClose: (tab: string) => void }): JSX.Element {
+  const file = useFile()
+  const language = useLanguage()
+  const command = useCommand()
+  const sortable = createSortable(props.tab)
+  const path = createMemo(() => file.pathFromTab(props.tab))
+  const content = createMemo(() => {
+    const value = path()
+    if (!value) return
+    return <FileVisual path={value} />
+  })
+  return (
+    <div use:sortable class="h-full flex items-center" classList={{ "opacity-0": sortable.isActiveDraggable }}>
+      <div class="relative">
+        <Tabs.Trigger
+          value={props.tab}
+          closeButton={
+            <TooltipKeybind
+              title={language.t("common.closeTab")}
+              keybind={command.keybind("tab.close")}
+              placement="bottom"
+              gutter={10}
+            >
+              <IconButton
+                icon="close-small"
+                variant="ghost"
+                class="h-5 w-5"
+                onClick={() => props.onTabClose(props.tab)}
+                aria-label={language.t("common.closeTab")}
+              />
+            </TooltipKeybind>
+          }
+          hideCloseButton
+          onMiddleClick={() => props.onTabClose(props.tab)}
+        >
+          <Show when={content()}>{(value) => value()}</Show>
+        </Tabs.Trigger>
+      </div>
+    </div>
+  )
+}

packages/app/src/components/session/session-sortable-terminal-tab.tsx

@@ -0,0 +1,193 @@
+import type { JSX } from "solid-js"
+import { Show, createEffect, onCleanup } from "solid-js"
+import { createStore } from "solid-js/store"
+import { createSortable } from "@thisbeyond/solid-dnd"
+import { IconButton } from "@opencode-ai/ui/icon-button"
+import { Tabs } from "@opencode-ai/ui/tabs"
+import { DropdownMenu } from "@opencode-ai/ui/dropdown-menu"
+import { Icon } from "@opencode-ai/ui/icon"
+import { isDefaultTitle as isDefaultTerminalTitle } from "@/context/terminal-title"
+import { useTerminal, type LocalPTY } from "@/context/terminal"
+import { useLanguage } from "@/context/language"
+import { focusTerminalById } from "@/pages/session/helpers"
+
+export function SortableTerminalTab(props: { terminal: LocalPTY; onClose?: () => void }): JSX.Element {
+  const terminal = useTerminal()
+  const language = useLanguage()
+  const sortable = createSortable(props.terminal.id)
+  const [store, setStore] = createStore({
+    editing: false,
+    title: props.terminal.title,
+    menuOpen: false,
+    menuPosition: { x: 0, y: 0 },
+    blurEnabled: false,
+  })
+  let input: HTMLInputElement | undefined
+  let blurFrame: number | undefined
+  let editRequested = false
+
+  const isDefaultTitle = () => {
+    const number = props.terminal.titleNumber
+    if (!Number.isFinite(number) || number <= 0) return false
+    return isDefaultTerminalTitle(props.terminal.title, number)
+  }
+
+  const label = () => {
+    language.locale()
+    if (props.terminal.title && !isDefaultTitle()) return props.terminal.title
+
+    const number = props.terminal.titleNumber
+    if (Number.isFinite(number) && number > 0) return language.t("terminal.title.numbered", { number })
+    if (props.terminal.title) return props.terminal.title
+    return language.t("terminal.title")
+  }
+
+  const close = () => {
+    const count = terminal.all().length
+    void terminal.close(props.terminal.id)
+    if (count === 1) {
+      props.onClose?.()
+    }
+  }
+
+  const focus = () => {
+    if (store.editing) return
+    if (document.activeElement instanceof HTMLElement) document.activeElement.blur()
+    focusTerminalById(props.terminal.id)
+  }
+
+  const edit = (e?: Event) => {
+    if (e) {
+      e.stopPropagation()
+      e.preventDefault()
+    }
+
+    setStore("blurEnabled", false)
+    setStore("title", props.terminal.title)
+    setStore("editing", true)
+  }
+
+  const save = () => {
+    if (!store.blurEnabled) return
+
+    const value = store.title.trim()
+    if (value && value !== props.terminal.title) {
+      terminal.update({ id: props.terminal.id, title: value })
+    }
+    setStore("editing", false)
+  }
+
+  const keydown = (e: KeyboardEvent) => {
+    if (e.key === "Enter") {
+      e.preventDefault()
+      save()
+      return
+    }
+    if (e.key === "Escape") {
+      e.preventDefault()
+      setStore("editing", false)
+    }
+  }
+
+  const menu = (e: MouseEvent) => {
+    e.preventDefault()
+    setStore("menuPosition", { x: e.clientX, y: e.clientY })
+    setStore("menuOpen", true)
+  }
+
+  createEffect(() => {
+    if (!store.editing) return
+    if (!input) return
+    input.focus()
+    input.select()
+    if (blurFrame !== undefined) cancelAnimationFrame(blurFrame)
+    blurFrame = requestAnimationFrame(() => {
+      blurFrame = undefined
+      setStore("blurEnabled", true)
+    })
+  })
+
+  onCleanup(() => {
+    if (blurFrame === undefined) return
+    cancelAnimationFrame(blurFrame)
+  })
+
+  return (
+    <div
+      use:sortable
+      class="outline-none focus:outline-none focus-visible:outline-none"
+      classList={{
+        "h-full": true,
+        "opacity-0": sortable.isActiveDraggable,
+      }}
+    >
+      <div class="relative h-full">
+        <Tabs.Trigger
+          value={props.terminal.id}
+          onClick={focus}
+          onMouseDown={(e) => e.preventDefault()}
+          onContextMenu={menu}
+          class="!shadow-none"
+          classes={{
+            button: "border-0 outline-none focus:outline-none focus-visible:outline-none !shadow-none !ring-0",
+          }}
+          closeButton={
+            <IconButton
+              icon="close"
+              variant="ghost"
+              onClick={(e) => {
+                e.stopPropagation()
+                close()
+              }}
+              aria-label={language.t("terminal.close")}
+            />
+          }
+        >
+          <span onDblClick={edit} classList={{ invisible: store.editing }}>
+            {label()}
+          </span>
+        </Tabs.Trigger>
+        <Show when={store.editing}>
+          <div class="absolute inset-0 flex items-center px-3 bg-muted z-10 pointer-events-auto">
+            <input
+              ref={input}
+              type="text"
+              value={store.title}
+              onInput={(e) => setStore("title", e.currentTarget.value)}
+              onBlur={save}
+              onKeyDown={keydown}
+              onMouseDown={(e) => e.stopPropagation()}
+              class="bg-transparent border-none outline-none text-sm min-w-0 flex-1"
+            />
+          </div>
+        </Show>
+        <DropdownMenu open={store.menuOpen} onOpenChange={(open) => setStore("menuOpen", open)}>
+          <DropdownMenu.Portal>
+            <DropdownMenu.Content
+              class="fixed"
+              style={{
+                left: `${store.menuPosition.x}px`,
+                top: `${store.menuPosition.y}px`,
+              }}
+              onCloseAutoFocus={(e) => {
+                if (!editRequested) return
+                e.preventDefault()
+                editRequested = false
+                requestAnimationFrame(() => edit())
+              }}
+            >
+              <DropdownMenu.Item onSelect={() => (editRequested = true)}>
+                <Icon name="edit" class="w-4 h-4 mr-2" />
+                {language.t("common.rename")}
+              </DropdownMenu.Item>
+              <DropdownMenu.Item onSelect={close}>
+                <Icon name="close" class="w-4 h-4 mr-2" />
+                {language.t("common.close")}
+              </DropdownMenu.Item>
+            </DropdownMenu.Content>
+          </DropdownMenu.Portal>
+        </DropdownMenu>
+      </div>
+    </div>
+  )
+}