diff --git a/.planning/ROADMAP.md b/.planning/ROADMAP.md
index 877dbb27..baf13ced 100644
--- a/.planning/ROADMAP.md
+++ b/.planning/ROADMAP.md
@@ -107,7 +107,7 @@ Plans:
 ## Phases
 
 - [x] **Phase 36: Voice Pipeline Foundation** — Transport-agnostic VoicePipelineService (transcribe, synthesize, formatForVoice), voice.ts route, ffmpeg audio transcoding, voiceMode flag, dual output pattern (completed 2026-04-04)
-- [ ] **Phase 37: Web Chat Voice UI** — VAD silence detection, waveform visualization, voice mode toggle, inline audio player, auto-play toggle, COOP/COEP headers
+- [x] **Phase 37: Web Chat Voice UI** — VAD silence detection, waveform visualization, voice mode toggle, inline audio player, auto-play toggle, COOP/COEP headers (completed 2026-04-04)
 - [ ] **Phase 38: Telegram Bridge** — grammY long polling relay, text + voice note bidirectional relay, agent identity prefix, BotFather onboarding setup
 - [ ] **Phase 39: Voice Polish** — Sentence-buffered TTS streaming, multi-language TTS output, onboarding STT/TTS hardware detection step
 
@@ -222,6 +222,6 @@ All 23 v1.6 requirements are mapped to exactly one phase. No orphans.
 | 34. Voice | v1.5 | 2/2 | Complete | 2026-04-03 |
 | 35. npx buildthis CLI | v1.5 | 1/1 | Complete | 2026-04-03 |
 | 36. Voice Pipeline Foundation | v1.6 | 2/3 | Complete    | 2026-04-04 |
-| 37. Web Chat Voice UI | v1.6 | 3/4 | In Progress|  |
+| 37. Web Chat Voice UI | v1.6 | 3/4 | Complete    | 2026-04-04 |
 | 38. Telegram Bridge | v1.6 | 0/TBD | Not started | - |
 | 39. Voice Polish | v1.6 | 0/TBD | Not started | - |
diff --git a/.planning/STATE.md b/.planning/STATE.md
index 0b0d37be..886780c9 100644
--- a/.planning/STATE.md
+++ b/.planning/STATE.md
@@ -4,13 +4,13 @@ milestone: v1.6
 milestone_name: Voice Pipeline + Minimal Message Bridge
 status: executing
 stopped_at: Completed 37-03-PLAN.md — Voice Output Components (ChatVoicePlayer, ChatVoiceBadge, VoiceModeToggle)
-last_updated: "2026-04-04T02:38:29.166Z"
+last_updated: "2026-04-04T02:52:59.506Z"
 last_activity: 2026-04-04
 progress:
   total_phases: 4
-  completed_phases: 1
+  completed_phases: 2
   total_plans: 7
-  completed_plans: 6
+  completed_plans: 7
   percent: 0
 ---
 
@@ -25,8 +25,8 @@ See: .planning/PROJECT.md (updated 2026-04-03)
 
 ## Current Position
 
-Phase: 37 (web-chat-voice-ui) — EXECUTING
-Plan: 4 of 4
+Phase: 38
+Plan: Not started
 Status: Ready to execute
 Last activity: 2026-04-04