feat(statusline): expose agent ID, conversation ID, and last run ID in payload (#1249)

src/cli/App.tsx

@@ -1037,6 +1037,9 @@ export default function App({
     conversationIdRef.current = conversationId;
   }, [conversationId]);
 
+  // Track the most recent run ID from streaming (for statusline display)
+  const lastRunIdRef = useRef<string | null>(null);
+
   const resumeKey = useSuspend();
 
   // Pending conversation switch context — consumed on first message after a switch
@@ -2482,7 +2485,9 @@ export default function App({
     currentDirectory: process.cwd(),
     projectDirectory,
     sessionId: conversationId,
+    agentId,
     agentName,
+    lastRunId: lastRunIdRef.current,
     totalDurationMs: sessionStatsSnapshot.totalWallMs,
     totalApiDurationMs: sessionStatsSnapshot.totalApiMs,
     totalInputTokens: sessionStatsSnapshot.usage.promptTokens,
@@ -4368,6 +4373,8 @@ export default function App({
 
           // Update currentRunId for error reporting in catch block
           currentRunId = lastRunId ?? undefined;
+          // Expose to statusline
+          if (lastRunId) lastRunIdRef.current = lastRunId;
 
           // Track API duration and trajectory deltas
           sessionStatsRef.current.endTurn(apiDurationMs);
@@ -7355,7 +7362,9 @@ export default function App({
                     currentDirectory: wd,
                     projectDirectory,
                     sessionId: conversationIdRef.current,
+                    agentId,
                     agentName,
+                    lastRunId: lastRunIdRef.current,
                     totalDurationMs: stats.totalWallMs,
                     totalApiDurationMs: stats.totalApiMs,
                     totalInputTokens: stats.usage.promptTokens,

src/cli/helpers/statusLinePayload.ts

@@ -9,7 +9,9 @@ export interface StatusLinePayloadBuildInput {
   currentDirectory: string;
   projectDirectory: string;
   sessionId?: string;
+  agentId?: string | null;
   agentName?: string | null;
+  lastRunId?: string | null;
   totalDurationMs?: number;
   totalApiDurationMs?: number;
   totalInputTokens?: number;
@@ -38,6 +40,7 @@ export interface StatusLinePayload {
     project_dir: string;
   };
   session_id?: string;
+  last_run_id: string | null;
   transcript_path: string | null;
   version: string;
   // Back-compat fields used by custom statusline scripts.
@@ -76,6 +79,7 @@ export interface StatusLinePayload {
     mode: string | null;
   } | null;
   agent: {
+    id: string | null;
     name: string | null;
   };
   permission_mode: string | null;
@@ -137,6 +141,7 @@ export function buildStatusLinePayload(
       project_dir: input.projectDirectory,
     },
     ...(input.sessionId ? { session_id: input.sessionId } : {}),
+    last_run_id: input.lastRunId ?? null,
     transcript_path: null,
     version: getVersion(),
     reasoning_effort: input.reasoningEffort ?? null,
@@ -167,6 +172,7 @@ export function buildStatusLinePayload(
     exceeds_200k_tokens: usedContextTokens > 200_000,
     vim: null,
     agent: {
+      id: input.agentId ?? null,
       name: input.agentName ?? null,
     },
     permission_mode: input.permissionMode ?? null,

src/cli/helpers/statusLineSchema.ts

@@ -9,9 +9,11 @@ export const STATUSLINE_NATIVE_FIELDS: StatusLineFieldSpec[] = [
   { path: "workspace.current_dir" },
   { path: "workspace.project_dir" },
   { path: "session_id" },
+  { path: "last_run_id" },
   { path: "version" },
   { path: "model.id" },
   { path: "model.display_name" },
+  { path: "agent.id" },
   { path: "agent.name" },
   { path: "cost.total_duration_ms" },
   { path: "cost.total_api_duration_ms" },

src/cli/hooks/useConfigurableStatusLine.ts

@@ -27,7 +27,9 @@ export interface StatusLineInputs {
   currentDirectory: string;
   projectDirectory: string;
   sessionId?: string;
+  agentId?: string | null;
   agentName?: string | null;
+  lastRunId?: string | null;
   totalDurationMs?: number;
   totalApiDurationMs?: number;
   totalInputTokens?: number;
@@ -68,7 +70,9 @@ function toPayloadInput(inputs: StatusLineInputs): StatusLinePayloadBuildInput {
     currentDirectory: inputs.currentDirectory,
     projectDirectory: inputs.projectDirectory,
     sessionId: inputs.sessionId,
+    agentId: inputs.agentId,
     agentName: inputs.agentName,
+    lastRunId: inputs.lastRunId,
     totalDurationMs: inputs.totalDurationMs,
     totalApiDurationMs: inputs.totalApiDurationMs,
     totalInputTokens: inputs.totalInputTokens,