diff --git a/CHANGELOG.md b/CHANGELOG.md
index b517db4e1..34aea54cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,49 @@ Format based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
 ## [Unreleased]
 
+## [2.52.0] - 2026-03-27
+
+### Added
+- **vscode**: status bar, file decorations, bash terminal, session tree, conversation history, code lens [1/2] (#2651)
+- **web**: Dark mode contrast — raise token floor and flatten opacity tier system (#2734)
+- Wire --bare mode across headless → pi-coding-agent → resource-loa…
+- Added runId generation on prompt/steer/follow_up commands, event…
+- Added RPC protocol v2 types, init handshake with version detectio…
+
+### Fixed
+- auto-mode stops after provider errors (#2762) (#2764)
+- add missing runtime stage name to Dockerfile (#2765)
+- make transaction() re-entrant and add slice_dependencies to initSchema
+- remove preferences.md from ROOT_STATE_FILES to prevent back-sync overwrite
+- wire tool handlers through DB port layer, remove _getAdapter from all tools
+- **gsd**: move state machine guards inside transaction in 5 tool handlers (#2752)
+- reconcile disk milestones into empty DB before deriveStateFromDb guard (#2686)
+- **gsd**: seed preferences.md into auto-mode worktrees (#2693)
+- **claude-import**: discover marketplace plugins nested inside container directories (#2718)
+- exempt interactive tools from idle watchdog stall detection (#2676)
+- guard allSlicesDone against vacuous truth on empty slice array (#2679)
+- block complete-milestone dispatch when VALIDATION is needs-remediation (#2682)
+- **gsd**: sync milestone DB status in parkMilestone and unparkMilestone (#2696)
+- **web**: auth token gate — synthetic 401 on missing token, unauthenticated boot state, and recovery screen (#2740)
+- **remote-questions**: empty-key entry in auth.json shadows valid Discord bot token (#2737)
+- idle watchdog stalled-tool detection overridden by filesystem activity (#2697)
+- surface exhausted Claude SDK streams as errors (#2719)
+- **docker**: overhaul fragile setup, adopt proven container patterns (#2716)
+- **gsd**: write DB before disk in validate-milestone to match engine pattern (#2742)
+- **gsd**: extract and honor milestone argument in /gsd auto and /gsd next (#2729)
+- **windows**: prevent EINVAL by disabling detached process groups on Win32 (#2744)
+- **gsd**: delete orphaned verification_evidence rows on complete-task rollback (#2746)
+- **gsd**: wire setLogBasePath into engine init to resurrect audit log (#2745)
+- Remove premature pendingTools.delete in webSearchResult handler (#2743)
+- **gsd**: remove redundant assertions that fail TS2367 typecheck
+- include preferences.md in worktree sync and initial seed
+
+### Changed
+- **pi-ai**: replace model-ID pattern matching with capability metadata (#2548)
+- **gsd-db**: comprehensive SQLite audit fixes — indexes, caching, safety, reconciliation
+- rename preferences.md to PREFERENCES.md for consistency (#2700) (#2738)
+- **gsd**: unify three overlapping error classifiers into single classify→decide→act pipeline
+
 ## [2.51.0] - 2026-03-26
 
 ### Added
@@ -2007,7 +2050,8 @@ Format based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 ### Changed
 - License updated to MIT
 
-[Unreleased]: https://github.com/gsd-build/gsd-2/compare/v2.51.0...HEAD
+[Unreleased]: https://github.com/gsd-build/gsd-2/compare/v2.52.0...HEAD
+[2.52.0]: https://github.com/gsd-build/gsd-2/compare/v2.51.0...v2.52.0
 [2.51.0]: https://github.com/gsd-build/gsd-2/compare/v2.50.0...v2.51.0
 [2.50.0]: https://github.com/gsd-build/gsd-2/compare/v2.49.0...v2.50.0
 [2.49.0]: https://github.com/gsd-build/gsd-2/compare/v2.48.0...v2.49.0
diff --git a/native/npm/darwin-arm64/package.json b/native/npm/darwin-arm64/package.json
index 88f6df2f4..223e08bd2 100644
--- a/native/npm/darwin-arm64/package.json
+++ b/native/npm/darwin-arm64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gsd-build/engine-darwin-arm64",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "GSD native engine binary for macOS ARM64",
   "os": [
     "darwin"
diff --git a/native/npm/darwin-x64/package.json b/native/npm/darwin-x64/package.json
index 645271135..66de49e14 100644
--- a/native/npm/darwin-x64/package.json
+++ b/native/npm/darwin-x64/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gsd-build/engine-darwin-x64",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "GSD native engine binary for macOS Intel",
   "os": [
     "darwin"
diff --git a/native/npm/linux-arm64-gnu/package.json b/native/npm/linux-arm64-gnu/package.json
index 00db9b8dd..39a0377ea 100644
--- a/native/npm/linux-arm64-gnu/package.json
+++ b/native/npm/linux-arm64-gnu/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gsd-build/engine-linux-arm64-gnu",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "GSD native engine binary for Linux ARM64 (glibc)",
   "os": [
     "linux"
diff --git a/native/npm/linux-x64-gnu/package.json b/native/npm/linux-x64-gnu/package.json
index b6974bc35..9db49f48d 100644
--- a/native/npm/linux-x64-gnu/package.json
+++ b/native/npm/linux-x64-gnu/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gsd-build/engine-linux-x64-gnu",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "GSD native engine binary for Linux x64 (glibc)",
   "os": [
     "linux"
diff --git a/native/npm/win32-x64-msvc/package.json b/native/npm/win32-x64-msvc/package.json
index faaed6482..09e714247 100644
--- a/native/npm/win32-x64-msvc/package.json
+++ b/native/npm/win32-x64-msvc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gsd-build/engine-win32-x64-msvc",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "GSD native engine binary for Windows x64 (MSVC)",
   "os": [
     "win32"
diff --git a/package.json b/package.json
index b9470dea4..98c4e5977 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gsd-pi",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "GSD — Get Shit Done coding agent",
   "license": "MIT",
   "repository": {
diff --git a/packages/pi-coding-agent/package.json b/packages/pi-coding-agent/package.json
index 54dcbffc7..7d3cb624e 100644
--- a/packages/pi-coding-agent/package.json
+++ b/packages/pi-coding-agent/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gsd/pi-coding-agent",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "description": "Coding agent CLI (vendored from pi-mono)",
   "type": "module",
   "piConfig": {
diff --git a/pkg/package.json b/pkg/package.json
index 84a0bdc88..6921ef3fc 100644
--- a/pkg/package.json
+++ b/pkg/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@glittercowboy/gsd",
-  "version": "2.51.0",
+  "version": "2.52.0",
   "piConfig": {
     "name": "gsd",
     "configDir": ".gsd"