diff --git a/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.i18n.yaml b/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.i18n.yaml
index 96fcdb2142..1bced81aa7 100644
--- a/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.i18n.yaml
+++ b/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.i18n.yaml
@@ -2,5 +2,5 @@
 # side as of the last confirmed-consistent state. Both languages carry equal authority;
 # after editing either side, bring the other along and re-record with:
 #   pnpm run verify-translation-pairing --write .agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.md
-2026-09-17-session-row-menu-actions-slot.md: 081013c410671439f387a363cc86dc4e5fbf2fb3
-2026-09-17-session-row-menu-actions-slot.zh.md: f9bdb848ac0f6908ac086c3e7d9ea44a076d8052
+2026-09-17-session-row-menu-actions-slot.md: 21f17505a5e24c68b6b96a1eee34dbf76d9aa40f
+2026-09-17-session-row-menu-actions-slot.zh.md: ae30d88dc8c2fb2b34ca2dc06fdb1eb5bb6c9f43
diff --git a/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.md b/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.md
index 081013c410..21f17505a5 100644
--- a/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.md
+++ b/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.md
@@ -12,7 +12,7 @@ The Session row menu was a closed list of actions owned by `ui-workspace`. A thi
 
 `ui-workspace` declares the root-scoped ordered-list slot `sidebar.workspaces.session.menu.action` under its `sidebar.workspaces` registration. Each contribution receives the target `sessionId` and row `displayTitle` (persisted title, project basename, then Session id); the contributing plugin keeps its services and mutations in its own registration closure.
 
-The shared `MenuAction` primitive renders every contributed row inside `Menu`. It owns the same menu-item semantics, keyboard walk, submenu reset, dismissal, focus restoration, disabled state, icon position, and danger styling as owner-defined rows. Dynamic client packages declare `ui-primitives` as a runtime dependency and resolve the host's shared export through their loader `require`, avoiding a second component protocol.
+The shared `MenuAction` primitive renders every contributed row inside `Menu`. It owns the same menu-item semantics, keyboard walk, submenu reset, dismissal, focus restoration, disabled state, icon position, and danger styling as owner-defined rows. Dynamic client bundles resolve `ui-primitives` directly from the host's implicit baseline through their loader `require`; they do not declare a runtime dependency or carry a second component protocol.
 
 ### Ordering and disclosure
 
diff --git a/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.zh.md b/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.zh.md
index f9bdb848ac..ae30d88dc8 100644
--- a/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.zh.md
+++ b/.agents/notes/implemented/architecture/2026-09-17-session-row-menu-actions-slot.zh.md
@@ -12,7 +12,7 @@ Session 行菜单原本是由 `ui-workspace` 持有的封闭 action 列表。第
 
 `ui-workspace` 在其 `sidebar.workspaces` 注册项下声明 root-scoped 有序列表 slot `sidebar.workspaces.session.menu.action`。每个贡献项接收目标 `sessionId` 与行 `displayTitle`（依次回退到持久化标题、项目目录名、Session id）；贡献插件将自身服务与 mutation 保留在自己的注册闭包中。
 
-共享 `MenuAction` primitive 在 `Menu` 内渲染所有贡献行。它让贡献行拥有与 owner 定义行相同的菜单项语义、键盘走位、子菜单重置、关闭行为、焦点恢复、禁用状态、图标位置与 danger 样式。动态客户端包将 `ui-primitives` 声明为运行时依赖，再通过 loader 的 `require` 解析宿主共享 export，避免引入第二套组件协议。
+共享 `MenuAction` primitive 在 `Menu` 内渲染所有贡献行。它让贡献行拥有与 owner 定义行相同的菜单项语义、键盘走位、子菜单重置、关闭行为、焦点恢复、禁用状态、图标位置与 danger 样式。动态客户端 bundle 直接通过 loader 的 `require` 从宿主隐式 baseline 解析 `ui-primitives`；它们不声明运行时依赖，也不携带第二套组件协议。
 
 ### 排序与渐进披露
 
diff --git a/apps/web/tests/fixtures/plugins/fixture-live-client/package.json b/apps/web/tests/fixtures/plugins/fixture-live-client/package.json
index a1ea61f660..f0dc6ea35f 100644
--- a/apps/web/tests/fixtures/plugins/fixture-live-client/package.json
+++ b/apps/web/tests/fixtures/plugins/fixture-live-client/package.json
@@ -8,8 +8,5 @@
   "dsh": {
     "bundle": { "patch": "./cordis.patch.yml" },
     "client": { "platform": "web" }
-  },
-  "dependencies": {
-    "@deepseek-ai/dsh-client-ui-primitives": "workspace:*"
   }
 }
diff --git a/packages/client/ui-workspace/README.i18n.yaml b/packages/client/ui-workspace/README.i18n.yaml
index bd9e85f29a..8fee12f4a5 100644
--- a/packages/client/ui-workspace/README.i18n.yaml
+++ b/packages/client/ui-workspace/README.i18n.yaml
@@ -2,5 +2,5 @@
 # side as of the last confirmed-consistent state. Both languages carry equal authority;
 # after editing either side, bring the other along and re-record with:
 #   pnpm run verify-translation-pairing --write packages/client/ui-workspace/README.md
-README.md: 6abb08afe05bd5fe55d60905ab3d7c8c0b25d63a
-README.zh.md: 0e7867f861a9736841e6c07ab5eefd977cbb0d0c
+README.md: 98bc6c7843c6d76c236f6bce83bf70a823d3394e
+README.zh.md: 678568ad19e9b20ab9ad989a6d5505af7bc295f3
diff --git a/packages/client/ui-workspace/README.md b/packages/client/ui-workspace/README.md
index 6abb08afe0..98bc6c7843 100644
--- a/packages/client/ui-workspace/README.md
+++ b/packages/client/ui-workspace/README.md
@@ -150,7 +150,7 @@ export function apply(ctx: Context): void {
 
 #### Dynamic client package
 
-A dynamically loaded browser half follows the same component contract. Declare `@deepseek-ai/dsh-client-ui-primitives` as a runtime dependency, resolve its shared `MenuAction` export through the loader's `require`, and render it with `React.createElement`. Do not bundle a second copy of React or the primitive: `MenuAction` must share the host menu context. The real Loader/Web fixture and generated Client Slot catalog contain runnable examples.
+A dynamically loaded browser half follows the same component contract. `@deepseek-ai/dsh-client-ui-primitives` is an implicit baseline external: resolve its shared `MenuAction` export directly through the loader's `require`, and render it with `React.createElement`. Do not list the primitive as a runtime dependency or bundle another copy; declare a development dependency only when source compilation needs its types. `MenuAction` must share the host menu context. The real Loader/Web fixture and generated Client Slot catalog contain runnable examples.
 
 ### View state
 
diff --git a/packages/client/ui-workspace/README.zh.md b/packages/client/ui-workspace/README.zh.md
index 0e7867f861..678568ad19 100644
--- a/packages/client/ui-workspace/README.zh.md
+++ b/packages/client/ui-workspace/README.zh.md
@@ -150,7 +150,7 @@ export function apply(ctx: Context): void {
 
 #### 动态客户端包
 
-动态加载的 browser half 采用同一套组件协议。将 `@deepseek-ai/dsh-client-ui-primitives` 声明为运行时依赖，通过 loader 的 `require` 解析共享的 `MenuAction` export，再用 `React.createElement` 渲染。不要打包第二份 React 或 primitive：`MenuAction` 必须与宿主菜单共享 context。真实 Loader/Web fixture 与生成的 Client Slot catalog 都包含可运行示例。
+动态加载的 browser half 采用同一套组件协议。`@deepseek-ai/dsh-client-ui-primitives` 是隐式 baseline external：直接通过 loader 的 `require` 解析共享的 `MenuAction` export，再用 `React.createElement` 渲染。不要把 primitive 列为运行时依赖或打包另一份副本；仅在源码编译需要其类型时声明开发依赖。`MenuAction` 必须与宿主菜单共享 context。真实 Loader/Web fixture 与生成的 Client Slot catalog 都包含可运行示例。
 
 ### 视图状态