vercel · VaguelySerious · Nov 27, 2025 · Nov 27, 2025
diff --git a/.changeset/pre.json b/.changeset/pre.json
@@ -33,7 +33,8 @@
     "@workflow/example-sveltekit": "0.0.0",
     "@workflow/builders": "4.0.1-beta.3",
     "@workflow/sveltekit": "4.0.0-beta.1",
-    "@workflow/nuxt": "4.0.1-beta.6"
+    "@workflow/nuxt": "4.0.1-beta.6",
+    "@workflow/rollup": "4.0.0-beta.1"
   },
   "changesets": [
     "add-documentation",
@@ -45,6 +46,7 @@
     "bitter-ads-hear",
     "bitter-trees-rest",
     "breezy-schools-wonder",
+    "bright-ducks-travel",
     "bumpy-taxis-learn",
     "busy-ears-switch",
     "calm-worlds-spend",
@@ -58,15 +60,18 @@
     "crazy-days-agree",
     "crazy-waves-leave",
     "create-builders-package",
+    "cruel-corners-feel",
     "cruel-houses-sneeze",
     "cuddly-lobsters-build",
     "cuddly-otters-sin",
+    "curly-teams-unite",
     "curvy-ravens-clean",
     "cute-drinks-swim",
     "cyan-bars-speak",
     "cyan-ducks-wonder",
     "dark-toys-melt",
     "deduplicate-configs",
+    "dirty-sloths-cut",
     "dry-mammals-change",
     "dull-adults-wonder",
     "eager-lands-rhyme",
@@ -92,6 +97,7 @@
     "four-pillows-fall",
     "free-forks-relax",
     "funny-chicken-burn",
+    "funny-games-sniff",
     "good-icons-love",
     "green-ducks-wave",
     "handle-tool-errors",
@@ -119,6 +125,7 @@
     "lucky-signs-shine",
     "major-moles-sit",
     "mean-mangos-hope",
+    "metal-cycles-slide",
     "metal-sheep-wait",
     "moody-taxes-wonder",
     "move-next-builder",
@@ -146,6 +153,7 @@
     "serious-starfishes-accept",
     "shaggy-falcons-make",
     "shaggy-tigers-attack",
+    "sharp-laws-feel",
     "shiny-islands-move",
     "silly-pens-shine",
     "silver-boats-fold",
@@ -166,6 +174,7 @@
     "standardize-naming",
     "strong-shrimps-travel",
     "sweet-rooms-count",
+    "swift-bushes-shave",
     "swift-dancers-buy",
     "tame-doors-melt",
     "tame-lamps-sin",

diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
@@ -1,5 +1,14 @@
 # @workflow/ai
 
+## 4.0.1-beta.22
+
+### Patch Changes
+
+- 17904fc: Add `prepareStep` argument for DurableAgent to modify messages between AI loop steps
+- 17904fc: Make current messages state available to tool calls
+- Updated dependencies [6dd1750]
+  - [email protected]
+
 ## 4.0.1-beta.21
 
 ### Patch Changes

diff --git a/packages/ai/package.json b/packages/ai/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/ai",
-  "version": "4.0.1-beta.21",
+  "version": "4.0.1-beta.22",
   "description": "Workflow DevKit compatible helper library for the AI SDK",
   "type": "module",
   "main": "dist/index.js",
@@ -42,7 +42,7 @@
     "ai": "catalog:"
   },
   "peerDependencies": {
-    "workflow": "4.0.1-beta.21",
+    "workflow": "4.0.1-beta.22",
     "ai": "^5"
   },
   "dependencies": {

diff --git a/packages/builders/CHANGELOG.md b/packages/builders/CHANGELOG.md
@@ -1,5 +1,17 @@
 # @workflow/builders
 
+## 4.0.1-beta.18
+
+### Patch Changes
+
+- b042ba7: Externalize bun from step bundles
+- Updated dependencies [07800c2]
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [8b470f0]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.17
 
 ### Patch Changes

diff --git a/packages/builders/package.json b/packages/builders/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/builders",
-  "version": "4.0.1-beta.17",
+  "version": "4.0.1-beta.18",
   "description": "Shared builder infrastructure for Workflow DevKit",
   "type": "module",
   "main": "./dist/index.js",

diff --git a/packages/cli/CHANGELOG.md b/packages/cli/CHANGELOG.md
@@ -1,5 +1,23 @@
 # @workflow/cli
 
+## 4.0.1-beta.22
+
+### Patch Changes
+
+- Updated dependencies [07800c2]
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [b042ba7]
+- Updated dependencies [8b470f0]
+- Updated dependencies [40057db]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.21
 
 ### Patch Changes

diff --git a/packages/cli/package.json b/packages/cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/cli",
-  "version": "4.0.1-beta.21",
+  "version": "4.0.1-beta.22",
   "description": "Command-line interface for Workflow DevKit",
   "type": "module",
   "bin": {

diff --git a/packages/core/CHANGELOG.md b/packages/core/CHANGELOG.md
@@ -1,5 +1,18 @@
 # @workflow/core
 
+## 4.0.1-beta.19
+
+### Patch Changes
+
+- 07800c2: Support closure variables for serialized step functions
+- fb9fd0f: Add support for closure scope vars in step functions
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [40057db]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.18
 
 ### Patch Changes

diff --git a/packages/core/package.json b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/core",
-  "version": "4.0.1-beta.18",
+  "version": "4.0.1-beta.19",
   "description": "Core runtime and engine for Workflow DevKit",
   "type": "module",
   "main": "dist/index.js",

diff --git a/packages/next/CHANGELOG.md b/packages/next/CHANGELOG.md
@@ -1,5 +1,17 @@
 # @workflow/next
 
+## 4.0.1-beta.22
+
+### Patch Changes
+
+- Updated dependencies [07800c2]
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [b042ba7]
+- Updated dependencies [8b470f0]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.21
 
 ### Patch Changes

diff --git a/packages/next/package.json b/packages/next/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/next",
-  "version": "4.0.1-beta.21",
+  "version": "4.0.1-beta.22",
   "description": "Next.js integration for Workflow DevKit",
   "type": "commonjs",
   "main": "dist/index.js",

diff --git a/packages/nitro/CHANGELOG.md b/packages/nitro/CHANGELOG.md
@@ -1,5 +1,20 @@
 # @vercel/workflow-nitro
 
+## 4.0.1-beta.22
+
+### Patch Changes
+
+- 6dd1750: Refactor to use @workflow/rollup package
+- Updated dependencies [07800c2]
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [b042ba7]
+- Updated dependencies [8b470f0]
+- Updated dependencies [6dd1750]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.21
 
 ### Patch Changes

diff --git a/packages/nitro/package.json b/packages/nitro/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/nitro",
-  "version": "4.0.1-beta.21",
+  "version": "4.0.1-beta.22",
   "description": "Nitro integration for Workflow DevKit",
   "type": "module",
   "main": "dist/index.js",

diff --git a/packages/nuxt/CHANGELOG.md b/packages/nuxt/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @workflow/nuxt
 
+## 4.0.1-beta.11
+
+### Patch Changes
+
+- Updated dependencies [6dd1750]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.10
 
 ### Patch Changes

diff --git a/packages/nuxt/package.json b/packages/nuxt/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/nuxt",
-  "version": "4.0.1-beta.10",
+  "version": "4.0.1-beta.11",
   "description": "Nuxt integration for Workflow DevKit",
   "license": "Apache-2.0",
   "type": "module",

diff --git a/packages/rollup/CHANGELOG.md b/packages/rollup/CHANGELOG.md
@@ -0,0 +1,10 @@
+# @workflow/rollup
+
+## 4.0.0-beta.2
+
+### Patch Changes
+
+- 6dd1750: Refactor to use @workflow/rollup package
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [8b470f0]
+  - @workflow/[email protected]
diff --git a/packages/rollup/package.json b/packages/rollup/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/rollup",
-  "version": "4.0.0-beta.1",
+  "version": "4.0.0-beta.2",
   "description": "Rollup plugin for Workflow DevKit",
   "type": "module",
   "main": "dist/index.js",

diff --git a/packages/sveltekit/CHANGELOG.md b/packages/sveltekit/CHANGELOG.md
@@ -1,5 +1,18 @@
 # @workflow/sveltekit
 
+## 4.0.0-beta.16
+
+### Patch Changes
+
+- 6dd1750: Refactor to use @workflow/rollup package
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [b042ba7]
+- Updated dependencies [8b470f0]
+- Updated dependencies [6dd1750]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.0-beta.15
 
 ### Patch Changes

diff --git a/packages/sveltekit/package.json b/packages/sveltekit/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/sveltekit",
-  "version": "4.0.0-beta.15",
+  "version": "4.0.0-beta.16",
   "description": "SvelteKit integration for Workflow DevKit",
   "type": "module",
   "main": "dist/index.js",

diff --git a/packages/swc-plugin-workflow/CHANGELOG.md b/packages/swc-plugin-workflow/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @workflow/swc-plugin
 
+## 4.0.1-beta.8
+
+### Patch Changes
+
+- fb9fd0f: Add support for closure scope vars in step functions
+- 8b470f0: Apply SWC transformation on step functions returned from factory function
+
 ## 4.0.1-beta.7
 
 ### Patch Changes

diff --git a/packages/swc-plugin-workflow/package.json b/packages/swc-plugin-workflow/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@workflow/swc-plugin",
-  "version": "4.0.1-beta.7",
+  "version": "4.0.1-beta.8",
   "description": "SWC plugin for transforming Workflow DevKit code",
   "license": "Apache-2.0",
   "type": "module",

diff --git a/packages/web-shared/CHANGELOG.md b/packages/web-shared/CHANGELOG.md
@@ -1,5 +1,15 @@
 # @workflow/web-shared
 
+## 4.0.1-beta.20
+
+### Patch Changes
+
+- fb9fd0f: Add support for closure scope vars in step functions
+- Updated dependencies [07800c2]
+- Updated dependencies [fb9fd0f]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.19
 
 ### Patch Changes

diff --git a/packages/web-shared/package.json b/packages/web-shared/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@workflow/web-shared",
   "description": "Shared components for Workflow Observability UI",
-  "version": "4.0.1-beta.19",
+  "version": "4.0.1-beta.20",
   "private": false,
   "files": [
     "dist",

diff --git a/packages/workflow/CHANGELOG.md b/packages/workflow/CHANGELOG.md
@@ -1,5 +1,23 @@
 # workflow
 
+## 4.0.1-beta.22
+
+### Patch Changes
+
+- 6dd1750: Refactor to use @workflow/rollup package
+- Updated dependencies [07800c2]
+- Updated dependencies [fb9fd0f]
+- Updated dependencies [6dd1750]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.21
 
 ### Patch Changes

diff --git a/packages/workflow/package.json b/packages/workflow/package.json
@@ -1,6 +1,6 @@
 {
   "name": "workflow",
-  "version": "4.0.1-beta.21",
+  "version": "4.0.1-beta.22",
   "description": "Workflow DevKit - Build durable, resilient, and observable workflows",
   "main": "dist/typescript-plugin.cjs",
   "type": "module",

diff --git a/packages/world-local/CHANGELOG.md b/packages/world-local/CHANGELOG.md
@@ -1,5 +1,13 @@
 # @workflow/world-local
 
+## 4.0.1-beta.13
+
+### Patch Changes
+
+- 40057db: Use a semaphore to enforce a concurrency limit on the local world queue
+- Updated dependencies [fb9fd0f]
+  - @workflow/[email protected]
+
 ## 4.0.1-beta.12
 
 ### Patch Changes