diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json
index f05dff3e2e..02ed296281 100644
--- a/.claude-plugin/plugin.json
+++ b/.claude-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "hyperframes",
   "description": "HyperFrames by HeyGen. Write HTML, render video. Compositions, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website capture for HyperFrames.",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com",
diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json
index 679f8e28b8..0af9b27efc 100644
--- a/.codex-plugin/plugin.json
+++ b/.codex-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "hyperframes",
   "description": "Write HTML, render video. Compositions, Tailwind v4 styles, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website capture for HyperFrames.",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com",
diff --git a/.cursor-plugin/plugin.json b/.cursor-plugin/plugin.json
index d03dc6029c..b88bc5e8fe 100644
--- a/.cursor-plugin/plugin.json
+++ b/.cursor-plugin/plugin.json
@@ -3,7 +3,7 @@
   "name": "hyperframes",
   "displayName": "HyperFrames by HeyGen",
   "description": "Write HTML, render video. Compositions, Tailwind v4 styles, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website capture for HyperFrames.",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com"
diff --git a/docs/changelog.mdx b/docs/changelog.mdx
index 649a89a206..e75c237044 100644
--- a/docs/changelog.mdx
+++ b/docs/changelog.mdx
@@ -8,6 +8,20 @@ Recent HyperFrames releases, including user-facing features, fixes, and migratio
 
 {/* New release entries are prepended by `bun run changelog:draft <version> --write`. */}
 
+<Update
+  label="HyperFrames v0.8.55"
+  description="Released - 2026-09-20"
+  tags={["Release", "Studio"]}
+>
+A blocked GSAP edit now records which specific cause stopped it, so the largest editing failure in Studio can be broken down by reason instead of read as one undifferentiated bucket. The event carries nine distinct causes where it previously carried a single message.
+
+## Features
+
+- **Studio:** A blocked GSAP edit records which of nine causes it hit ([05d5abb92](https://github.com/heygen-com/hyperframes/commit/05d5abb92613a9a6a5261149924bc605ecba3d29), [#4214](https://github.com/heygen-com/hyperframes/pull/4214)).
+
+[View the full commit range](https://github.com/heygen-com/hyperframes/compare/v0.8.54...v0.8.55).
+</Update>
+
 <Update
   label="HyperFrames v0.8.54"
   description="Released - 2026-09-20"
diff --git a/packages/aws-lambda/package.json b/packages/aws-lambda/package.json
index 076288ab9f..f03ca7af69 100644
--- a/packages/aws-lambda/package.json
+++ b/packages/aws-lambda/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/aws-lambda",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "AWS Lambda adapter for HyperFrames distributed rendering — handler, client-side SDK, and CDK construct.",
   "repository": {
     "type": "git",
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 2a98bd0ab9..8c00526d12 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/cli",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "HyperFrames CLI — create, preview, and render HTML video compositions",
   "license": "Apache-2.0",
   "repository": {
diff --git a/packages/core/package.json b/packages/core/package.json
index 351714b13c..df400b3ae9 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/core",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "",
   "repository": {
     "type": "git",
diff --git a/packages/engine/package.json b/packages/engine/package.json
index cb6b9dfa56..074963708f 100644
--- a/packages/engine/package.json
+++ b/packages/engine/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/engine",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "Seekable web page to video rendering engine (Puppeteer + FFmpeg)",
   "repository": {
     "type": "git",
diff --git a/packages/gcp-cloud-run/package.json b/packages/gcp-cloud-run/package.json
index 7aa9185fb4..dd2f773fe3 100644
--- a/packages/gcp-cloud-run/package.json
+++ b/packages/gcp-cloud-run/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/gcp-cloud-run",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "Google Cloud Run + Workflows adapter for HyperFrames distributed rendering — request handler, client-side SDK, and Terraform module.",
   "repository": {
     "type": "git",
diff --git a/packages/lint/package.json b/packages/lint/package.json
index e307c4e958..04569bb69f 100644
--- a/packages/lint/package.json
+++ b/packages/lint/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/lint",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",
diff --git a/packages/parsers/package.json b/packages/parsers/package.json
index 31ba57648b..dca1d51afa 100644
--- a/packages/parsers/package.json
+++ b/packages/parsers/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/parsers",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",
diff --git a/packages/player/package.json b/packages/player/package.json
index 8b9df2e642..a5515f0071 100644
--- a/packages/player/package.json
+++ b/packages/player/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/player",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "Embeddable web component for HyperFrames compositions",
   "repository": {
     "type": "git",
diff --git a/packages/producer/package.json b/packages/producer/package.json
index d8250c2d7e..ab0cbe566a 100644
--- a/packages/producer/package.json
+++ b/packages/producer/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/producer",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "HTML-to-video rendering engine using Chrome's BeginFrame API",
   "repository": {
     "type": "git",
diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index 3ec242fa56..ed81c985ff 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/sdk",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "Headless, framework-neutral HyperFrames composition editing engine",
   "repository": {
     "type": "git",
diff --git a/packages/shader-transitions/package.json b/packages/shader-transitions/package.json
index 9b504aa4f9..5758c641eb 100644
--- a/packages/shader-transitions/package.json
+++ b/packages/shader-transitions/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/shader-transitions",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "WebGL shader transitions for HyperFrames compositions",
   "repository": {
     "type": "git",
diff --git a/packages/studio-server/package.json b/packages/studio-server/package.json
index d17dd47fb1..b75f156592 100644
--- a/packages/studio-server/package.json
+++ b/packages/studio-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/studio-server",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",
diff --git a/packages/studio/package.json b/packages/studio/package.json
index 2b3cffb372..3cfde49c81 100644
--- a/packages/studio/package.json
+++ b/packages/studio/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/studio",
-  "version": "0.8.54",
+  "version": "0.8.55",
   "description": "",
   "repository": {
     "type": "git",
diff --git a/releases/v0.8.55.md b/releases/v0.8.55.md
new file mode 100644
index 0000000000..64909311c3
--- /dev/null
+++ b/releases/v0.8.55.md
@@ -0,0 +1,13 @@
+# HyperFrames v0.8.55
+
+Released on 2026-09-20.
+
+A blocked GSAP edit now records which specific cause stopped it, so the largest editing failure in Studio can be broken down by reason instead of read as one undifferentiated bucket. The event carries nine distinct causes where it previously carried a single message.
+
+## Features
+
+- **Studio:** A blocked GSAP edit records which of nine causes it hit ([05d5abb92](https://github.com/heygen-com/hyperframes/commit/05d5abb92613a9a6a5261149924bc605ecba3d29), [#4214](https://github.com/heygen-com/hyperframes/pull/4214)).
+
+## Full changelog
+
+https://github.com/heygen-com/hyperframes/compare/v0.8.54...v0.8.55