feat: transport resolved reasoning effort

sdk/src/query/config-query.test.ts

@@ -208,8 +208,28 @@ describe('resolveModel', () => {
     const planner = (await resolveModel(['gsd-planner'], tmpDir)).data as Record<string, unknown>;
     const executor = (await resolveModel(['gsd-executor'], tmpDir)).data as Record<string, unknown>;
 
-    expect(planner).toMatchObject({ model: 'gpt-5.5', profile: 'balanced' });
-    expect(executor).toMatchObject({ model: 'gpt-5.3-codex', profile: 'balanced' });
+    expect(planner).toMatchObject({ model: 'gpt-5.5', profile: 'balanced', reasoning_effort: 'high' });
+    expect(executor).toMatchObject({ model: 'gpt-5.3-codex', profile: 'balanced', reasoning_effort: 'medium' });
+  });
+
+  it('returns runtime reasoning_effort from the same phase-tier source as model', async () => {
+    const { resolveModel } = await import('./config-query.js');
+    await writeFile(
+      join(tmpDir, '.planning', 'config.json'),
+      JSON.stringify({
+        model_profile: 'budget',
+        runtime: 'codex',
+        models: { execution: 'opus' },
+      }),
+    );
+
+    const executor = (await resolveModel(['gsd-executor'], tmpDir)).data as Record<string, unknown>;
+
+    expect(executor).toMatchObject({
+      model: 'gpt-5.4',
+      profile: 'budget',
+      reasoning_effort: 'xhigh',
+    });
   });
 
   it('resolveModel uses workstream config when --ws is specified', async () => {

sdk/src/query/config-query.ts

@@ -222,7 +222,11 @@ export const resolveModel: QueryHandler = async (args, projectDir, workstream) =
   const tier = typeof phaseTier === 'string' ? phaseTier : alias;
   const runtimeTier = resolveRuntimeTier(config as Record<string, unknown>, tier);
   if (runtimeTier?.model) {
-    return { data: { model: runtimeTier.model, profile } };
+    const result: Record<string, unknown> = { model: runtimeTier.model, profile };
+    if (runtimeTier.reasoning_effort) {
+      result.reasoning_effort = runtimeTier.reasoning_effort;
+    }
+    return { data: result };
   }
 
   if (resolveModelIds === 'omit') {