diff --git a/CHANGELOG.md b/CHANGELOG.md
index f2e91d0c3..26c74779f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,17 @@ Format based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
 ## [Unreleased]
 
+## [2.38.0] - 2026-03-20
+
+### Added
+- **gsd**: ADR-004 — derived-graph reactive task execution (#1546)
+- add anthropic-vertex provider for Claude on Vertex AI (#1533)
+
+### Fixed
+- **ci**: reduce GitHub Actions minutes ~60-70% (~10k → ~3-4k/month) (#1552)
+- **gsd**: reactive batch verification + dependency-based carry-forward (#1549)
+- **gsd**: enforce backtick file paths in task plan IO sections (#1548)
+
 ## [2.37.1] - 2026-03-20
 
 ### Fixed
@@ -1419,7 +1430,8 @@ 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/v2.37.1...HEAD
+[Unreleased]: https://github.com/gsd-build/gsd-2/compare/v2.38.0...HEAD
+[2.38.0]: https://github.com/gsd-build/gsd-2/compare/v2.37.1...v2.38.0
 [2.37.1]: https://github.com/gsd-build/gsd-2/compare/v2.37.0...v2.37.1
 [2.37.0]: https://github.com/gsd-build/gsd-2/compare/v2.36.0...v2.37.0
 [2.36.0]: https://github.com/gsd-build/gsd-2/compare/v2.35.0...v2.36.0
diff --git a/native/npm/darwin-arm64/package.json b/native/npm/darwin-arm64/package.json
index 45a94ee03..cb40022a9 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": "2.37.1",
+  "version": "2.38.0",
   "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 eddba8c89..248a23ccd 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": "2.37.1",
+  "version": "2.38.0",
   "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 f2f83bfd8..d5d65cb85 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": "2.37.1",
+  "version": "2.38.0",
   "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 b044a4d38..7ff7d019c 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": "2.37.1",
+  "version": "2.38.0",
   "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 e8f6e116e..b00a4d2d1 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": "2.37.1",
+  "version": "2.38.0",
   "description": "GSD native engine binary for Windows x64 (MSVC)",
   "os": [
     "win32"
diff --git a/package.json b/package.json
index 1e1edf44d..8261386ec 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gsd-pi",
-  "version": "2.37.1",
+  "version": "2.38.0",
   "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 dbeaefff0..774c7d1a2 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": "2.37.1",
+  "version": "2.38.0",
   "description": "Coding agent CLI (vendored from pi-mono)",
   "type": "module",
   "piConfig": {
diff --git a/pkg/package.json b/pkg/package.json
index 170bad474..da4e20254 100644
--- a/pkg/package.json
+++ b/pkg/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@glittercowboy/gsd",
-  "version": "2.37.1",
+  "version": "2.38.0",
   "piConfig": {
     "name": "gsd",
     "configDir": ".gsd"