fix(tui): display dynamically registered MCP servers in status

packages/opencode/src/cli/cmd/tui/context/sync.tsx

@@ -362,6 +362,11 @@ export const { use: useSync, provider: SyncProvider } = createSimpleContext({
           break
         }
 
+        case "tui.mcp.refresh": {
+          sdk.client.mcp.status().then((x) => setStore("mcp", reconcile(x.data!)))
+          break
+        }
+
         case "vcs.branch.updated": {
           setStore("vcs", { branch: event.properties.branch })
           break

packages/opencode/src/cli/cmd/tui/event.ts

@@ -7,6 +7,7 @@ const DEFAULT_TOAST_DURATION = 5000
 
 export const TuiEvent = {
   PromptAppend: BusEvent.define("tui.prompt.append", Schema.Struct({ text: Schema.String })),
+  McpRefresh: BusEvent.define("tui.mcp.refresh", Schema.Struct({})),
   CommandExecute: BusEvent.define(
     "tui.command.execute",
     Schema.Struct({

packages/opencode/src/mcp/index.ts

@@ -583,6 +583,13 @@ export const layer = Layer.effect(
         result[key] = s.status[key] ?? { status: "disabled" }
       }
 
+      // Include dynamically registered MCPs not in config
+      for (const [key, v] of Object.entries(s.status)) {
+        if (!(key in result)) {
+          result[key] = v
+        }
+      }
+
       return result
     })
 
@@ -608,6 +615,7 @@ export const layer = Layer.effect(
     const add = Effect.fn("MCP.add")(function* (name: string, mcp: ConfigMCP.Info) {
       yield* createAndStore(name, mcp)
       const s = yield* InstanceState.get(state)
+      yield* bus.publish(TuiEvent.McpRefresh, {})
       return { status: s.status }
     })
 

packages/opencode/test/mcp/lifecycle.test.ts

@@ -174,6 +174,8 @@ const { MCP } = await import("../../src/mcp/index")
 const { Instance } = await import("../../src/project/instance")
 const { WithInstance } = await import("../../src/project/with-instance")
 const { tmpdir } = await import("../fixture/fixture")
+const { Bus } = await import("../../src/bus")
+const { TuiEvent } = await import("../../src/cli/cmd/tui/event")
 
 // --- Helper ---
 
@@ -786,3 +788,53 @@ test(
     }),
   ),
 )
+
+// ========================================================================
+// Test: dynamically added server appears in MCP.status()
+// ========================================================================
+
+test(
+  "dynamically added server appears in status",
+  withInstance({}, (mcp) =>
+    Effect.gen(function* () {
+      lastCreatedClientName = "dynamic-server"
+      getOrCreateClientState("dynamic-server")
+
+      yield* mcp.add("dynamic-server", {
+        type: "local",
+        command: ["echo", "test"],
+      })
+
+      const status = yield* mcp.status()
+      expect(status["dynamic-server"]).toBeDefined()
+      expect(status["dynamic-server"]?.status).toBe("connected")
+    }),
+  ),
+)
+
+// ========================================================================
+// Test: MCP.add() publishes TuiEvent.McpRefresh
+// ========================================================================
+
+test(
+  "add publishes TuiEvent.McpRefresh",
+  withInstance({}, (mcp) =>
+    Effect.gen(function* () {
+      const events: Array<Record<string, unknown>> = []
+      const unsubscribe = Bus.subscribe(TuiEvent.McpRefresh, (evt) => {
+        events.push(evt.properties)
+      })
+
+      lastCreatedClientName = "refresh-server"
+      getOrCreateClientState("refresh-server")
+
+      yield* mcp.add("refresh-server", {
+        type: "local",
+        command: ["echo", "test"],
+      })
+
+      unsubscribe()
+      expect(events).toHaveLength(1)
+    }),
+  ),
+)

packages/sdk/js/src/v2/gen/types.gen.ts

@@ -25,6 +25,7 @@ export type Event =
   | EventSessionIdle
   | EventSessionCompacted
   | EventTuiPromptAppend
+  | EventTuiMcpRefresh
   | EventTuiCommandExecute
   | EventTuiToastShow1
   | EventTuiSessionSelect
@@ -791,6 +792,7 @@ export type GlobalEvent = {
     | EventSessionIdle
     | EventSessionCompacted
     | EventTuiPromptAppend
+    | EventTuiMcpRefresh
     | EventTuiCommandExecute
     | EventTuiToastShow
     | EventTuiSessionSelect
@@ -2416,6 +2418,14 @@ export type EventSessionCompacted = {
   }
 }
 
+export type EventTuiMcpRefresh = {
+  id: string
+  type: "tui.mcp.refresh"
+  properties: {
+    [key: string]: unknown
+  }
+}
+
 export type EventMcpToolsChanged = {
   id: string
   type: "mcp.tools.changed"