diff --git a/docs/MCP+A2A/EXECUTION_CHECKLIST.md b/docs/MCP+A2A/EXECUTION_CHECKLIST.md
index 3ec44ec9..880eba73 100644
--- a/docs/MCP+A2A/EXECUTION_CHECKLIST.md
+++ b/docs/MCP+A2A/EXECUTION_CHECKLIST.md
@@ -157,7 +157,38 @@ New files per product: `src/lib/<product>-client.ts` + `src/modules/<product>/<p
 
 All new client functions verified against actual backend route files before addition.
 
-## 8) Phase 3+ quick sanity checks
+## 9) Phase 4 — Tracker namespace ✅ COMPLETE (commit 33dd530)
+
+Added **tracker.\*** namespace (13 tools) backed by platform-service items/votes/comments/public modules.
+Client functions appended to `platform-client.ts` (no new client file — tracker lives in platform-service).
+
+| Namespace            | Tools                                          |
+| -------------------- | ---------------------------------------------- |
+| `tracker.items.*`    | stats, list, get, create, updateStatus, delete |
+| `tracker.votes.*`    | toggle, list                                   |
+| `tracker.comments.*` | list, add, delete                              |
+| `tracker.public.*`   | roadmap, stats                                 |
+
+MCP server total after this commit: **65 tools** across 12 namespaces.
+
+## 10) Phase 5 — Platform ops namespaces ✅ COMPLETE (commit 0f57a48)
+
+Added **19 tools** across 5 new namespaces, all backed by existing platform-service endpoints.
+
+| Namespace       | Tools                                                                              | Count |
+| --------------- | ---------------------------------------------------------------------------------- | ----- |
+| `flags.*`       | list, get, upsert (create-or-update), delete, killSwitch                           | 5     |
+| `jobs.*`        | list, get, trigger, listRuns                                                       | 4     |
+| `maintenance.*` | getCurrent (admin full), set, scheduleWindow                                       | 3     |
+| `settings.*`    | get, update, checkKillSwitch                                                       | 3     |
+| `webhooks.*`    | listSubscriptions, create, get, update, delete, listDeliveries, test, rotateSecret | 8     |
+
+**Note on flags.upsert**: tries PUT first, falls back to POST on 404 — true upsert semantic.
+**Note on webhooks.rotateSecret**: new secret returned once — same as creation behavior.
+
+MCP server total after this commit: **84 tools** across 16 namespaces.
+
+## 11) Phase 5+ quick sanity checks
 
 - If you make telemetry policy-aware clients:
   - ensure `GET /api/telemetry/config` consumption is cached (ETag) and privacy-safe.