v13.2.0 (#16994)

Author: lusayaa

changelog.md

@@ -1,3 +1,58 @@
+ <a name="13.2.0"></a>
+# 13.2.0 (2026-04-30)
+[Full Changelog](https://github.com/GoogleChrome/lighthouse/compare/v13.1.0...v13.2.0)
+
+We expect this release to ship in the DevTools of [Chrome 150](https://chromiumdash.appspot.com/schedule), and to PageSpeed Insights within 2 weeks.
+
+## New contributors
+
+Thanks to our new contributors 👽🐷🐰🐯🐻!
+
+- ducky-duke @ducky-duke
+- Simon Zünd @szuend
+
+## New Audits
+
+* webmcp-form-coverage: add audit for missing webmcp tool annotations ([#16964](https://github.com/GoogleChrome/lighthouse/pull/16964))
+* webmcp-registered-tools: add audit to list registered webmcp tools ([#16959](https://github.com/GoogleChrome/lighthouse/pull/16959))
+* webmcp-schema-validity: add audit to check WebMCP schema issues ([#16973](https://github.com/GoogleChrome/lighthouse/pull/16973))
+
+## Core
+
+* implement UKM Invalidate fallback for LCP ([#16956](https://github.com/GoogleChrome/lighthouse/pull/16956))
+* agentic: add new agentic browsing category ([#16953](https://github.com/GoogleChrome/lighthouse/pull/16953))
+* agentic_category: add disclaimer to category description ([#16990](https://github.com/GoogleChrome/lighthouse/pull/16990))
+* config: aggregate agent accessabilty audits ([#16982](https://github.com/GoogleChrome/lighthouse/pull/16982))
+* config: update llms.txt to refine validation logic ([#16986](https://github.com/GoogleChrome/lighthouse/pull/16986))
+* config: implement llms.txt check for AI agents ([#16970](https://github.com/GoogleChrome/lighthouse/pull/16970))
+* config: move specific accessibility audits to default config ([#16966](https://github.com/GoogleChrome/lighthouse/pull/16966))
+* config: enable and add new axe audits for agentic category ([#16965](https://github.com/GoogleChrome/lighthouse/pull/16965))
+* config: add accessibility audits to agentic-browsing-config ([#16963](https://github.com/GoogleChrome/lighthouse/pull/16963))
+* source-maps: guard against out-of-bounds sourceIndex ([#16969](https://github.com/GoogleChrome/lighthouse/pull/16969))
+* webmcp: adjust how webmcp audits handle lack of WebMCP support ([#16987](https://github.com/GoogleChrome/lighthouse/pull/16987))
+
+## Report
+
+* create agentic-browsing sample report ([#16988](https://github.com/GoogleChrome/lighthouse/pull/16988))
+
+## Deps
+
+* upgrade deps ([#16992](https://github.com/GoogleChrome/lighthouse/pull/16992))
+* upgrade web-features to 3.24.0 ([#16977](https://github.com/GoogleChrome/lighthouse/pull/16977))
+* upgrade trace_engine to 0.0.64 ([#16955](https://github.com/GoogleChrome/lighthouse/pull/16955))
+
+## Docs
+
+* release: fix heading style ([#16989](https://github.com/GoogleChrome/lighthouse/pull/16989))
+* release: update release docs and scripts ([#16954](https://github.com/GoogleChrome/lighthouse/pull/16954))
+
+## Misc
+
+* prepare devtools build for TS6 upgrade ([#16968](https://github.com/GoogleChrome/lighthouse/pull/16968))
+* build: include license.md in bundle ([#16981](https://github.com/GoogleChrome/lighthouse/pull/16981))
+* build: update devtools for agents bundle and tests ([#16980](https://github.com/GoogleChrome/lighthouse/pull/16980))
+* build: include agentic browsing in cd4a bundle ([#16975](https://github.com/GoogleChrome/lighthouse/pull/16975))
+
 <a name="13.1.0"></a>
 # 13.1.0 (2026-04-03)
 [Full Changelog](https://github.com/GoogleChrome/lighthouse/compare/v13.0.3...v13.1.0)

core/test/fixtures/user-flows/reports/sample-flow-result.json

@@ -2,7 +2,7 @@
   "steps": [
     {
       "lhr": {
-        "lighthouseVersion": "13.1.0",
+        "lighthouseVersion": "13.2.0",
         "requestedUrl": "https://www.mikescerealshack.co/",
         "mainDocumentUrl": "https://www.mikescerealshack.co/",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/",
@@ -7918,7 +7918,7 @@
     },
     {
       "lhr": {
-        "lighthouseVersion": "13.1.0",
+        "lighthouseVersion": "13.2.0",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/search?q=call+of+duty",
         "fetchTime": "2025-02-05T01:31:50.141Z",
         "gatherMode": "timespan",
@@ -11356,7 +11356,7 @@
     },
     {
       "lhr": {
-        "lighthouseVersion": "13.1.0",
+        "lighthouseVersion": "13.2.0",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/search?q=call+of+duty",
         "fetchTime": "2025-02-05T01:32:00.108Z",
         "gatherMode": "snapshot",
@@ -17128,7 +17128,7 @@
     },
     {
       "lhr": {
-        "lighthouseVersion": "13.1.0",
+        "lighthouseVersion": "13.2.0",
         "requestedUrl": "https://www.mikescerealshack.co/corrections",
         "mainDocumentUrl": "https://www.mikescerealshack.co/corrections",
         "finalDisplayedUrl": "https://www.mikescerealshack.co/corrections",

core/test/results/sample_v2.json

@@ -1,5 +1,5 @@
 {
-  "lighthouseVersion": "13.1.0",
+  "lighthouseVersion": "13.2.0",
   "requestedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
   "mainDocumentUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
   "finalDisplayedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",

docs/plugins.md

@@ -61,10 +61,10 @@ A Lighthouse plugin is just a node module with a name that starts with `lighthou
   "type": "module",
   "main": "plugin.js",
   "peerDependencies": {
-    "lighthouse": "^13.1.0"
+    "lighthouse": "^13.2.0"
   },
   "devDependencies": {
-    "lighthouse": "^13.1.0"
+    "lighthouse": "^13.2.0"
   }
 }
 ```

docs/recipes/lighthouse-plugin-example/package.json

@@ -4,7 +4,7 @@
   "type": "module",
   "main": "./plugin.js",
   "peerDependencies": {
-    "lighthouse": "^13.1.0"
+    "lighthouse": "^13.2.0"
   },
   "devDependencies": {
     "lighthouse": "^8.6.0"

package.json

@@ -1,7 +1,7 @@
 {
   "name": "lighthouse",
   "type": "module",
-  "version": "13.1.0",
+  "version": "13.2.0",
   "description": "Automated auditing, performance metrics, and best practices for the web.",
   "main": "./core/index.js",
   "bin": {

third-party/devtools-tests/e2e/lighthouse/navigation.test.ts

@@ -79,7 +79,7 @@ describe('Navigation', function() {
       // 1 refresh after auditing to reset state
       assert.strictEqual(numNavigations, 5);
 
-      assert.strictEqual(lhr.lighthouseVersion, '13.1.0');
+      assert.strictEqual(lhr.lighthouseVersion, '13.2.0');
       assert.match(lhr.finalUrl, /^https:\/\/localhost:[0-9]+\/test\/e2e\/resources\/lighthouse\/hello.html/);
 
       assert.strictEqual(lhr.configSettings.throttlingMethod, 'simulate');