fix: correctly pass in userDataDir to chrome launcher #1462
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🦋 Changeset detectedLatest commit: dfc55fa The changes in this PR will be included in the next version bump. This PR includes changesets to release 3 packages
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Greptile SummaryFixed Key changes:
Confidence Score: 5/5
Important Files Changed
Sequence DiagramsequenceDiagram
participant V3 as V3.init()
participant LLF as launchLocalChrome()
participant CL as chrome-launcher
participant Chrome as Chrome Process
V3->>V3: Prepare userDataDir path
V3->>LLF: Call with userDataDir option
LLF->>LLF: Build chromeFlags array
Note over LLF: No longer manually adds<br/>--user-data-dir flag
LLF->>CL: launch({ userDataDir, chromeFlags })
Note over CL: Handles userDataDir internally<br/>and adds appropriate flag
CL->>Chrome: Start with proper userDataDir
Chrome-->>CL: Process started with port
CL-->>LLF: Return LaunchedChrome
LLF->>LLF: waitForWebSocketDebuggerUrl()
LLF-->>V3: Return { ws, chrome }
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shrey150
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good stuff @shrey150 , could we add a test for this? maybe check that a cookie is persisted across sessions
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@seanmcguire12 just added an integration test to verify the correct user data dir is being used + persisted |
seanmcguire12
approved these changes
Dec 23, 2025
This was referenced Dec 23, 2025
Merged
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LGTM, thank you @shrey150 ! |
miguelg719
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Dec 27, 2025
This PR was opened by the [Changesets release](https://github.com/changesets/action) GitHub action. When you're ready to do a release, you can merge this and the packages will be published to npm automatically. If you're not ready to do a release yet, that's fine, whenever you add more changesets to main, this PR will be updated. # Releases ## @browserbasehq/[email protected] ### Patch Changes - [#1461](#1461) [`0f3991e`](0f3991e) Thanks [@tkattkat](https://github.com/tkattkat)! - Move hybrid mode out of experimental - [#1433](#1433) [`e0e22e0`](e0e22e0) Thanks [@tkattkat](https://github.com/tkattkat)! - Put hybrid mode behind experimental - [#1456](#1456) [`f261051`](f261051) Thanks [@shrey150](https://github.com/shrey150)! - Invoke page.hover for agent move action - [#1473](#1473) [`e021674`](e021674) Thanks [@shrey150](https://github.com/shrey150)! - Add safety confirmation support for OpenAI + Google CUA - [#1399](#1399) [`6a5496f`](6a5496f) Thanks [@tkattkat](https://github.com/tkattkat)! - Ensure cua agent is killed when stagehand.close is called - [#1436](#1436) [`fea1700`](fea1700) Thanks [@miguelg719](https://github.com/miguelg719)! - Fix auto-load key for act/extract/observe parametrized models on api - [#1439](#1439) [`5b288d9`](5b288d9) Thanks [@tkattkat](https://github.com/tkattkat)! - Remove base64 from agent actions array ( still present in messages object ) - [#1408](#1408) [`e822f5a`](e822f5a) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - allow for act() cache hit when variable values change - [#1472](#1472) [`638efc7`](638efc7) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - fix: agent cache not refreshed on action failure - [#1424](#1424) [`a890f16`](a890f16) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - fix: "Error: -32000 Failed to convert response to JSON: CBOR: stack limit exceeded" - [#1418](#1418) [`934f492`](934f492) Thanks [@miguelg719](https://github.com/miguelg719)! - Cleanup handlers and bus listeners on close - [#1430](#1430) [`bd2db92`](bd2db92) Thanks [@shrey150](https://github.com/shrey150)! - Fix CUA model coordinate translation - [#1465](#1465) [`51e0170`](51e0170) Thanks [@miguelg719](https://github.com/miguelg719)! - Add media resolution high provider option to gemini 3 hybrid agent - [#1431](#1431) [`05f5580`](05f5580) Thanks [@tkattkat](https://github.com/tkattkat)! - Update the cache handling for agent - [#1432](#1432) [`f56a9c2`](f56a9c2) Thanks [@tkattkat](https://github.com/tkattkat)! - Deprecate cua: true in favor of mode: "cua" - [#1406](#1406) [`b40ae11`](b40ae11) Thanks [@tkattkat](https://github.com/tkattkat)! - Add support for hovering with coordinates ( page.hover ) - [#1407](#1407) [`0d2b398`](0d2b398) Thanks [@tkattkat](https://github.com/tkattkat)! - Clean up page methods - [#1412](#1412) [`cd01f29`](cd01f29) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - fix: load GOOGLE_API_KEY from .env - [#1462](#1462) [`a734fca`](a734fca) Thanks [@shrey150](https://github.com/shrey150)! - fix: correctly pass userDataDir to chrome launcher - [#1466](#1466) [`b342acf`](b342acf) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - move playwright to optional dependencies - [#1440](#1440) [`2987cd1`](2987cd1) Thanks [@tkattkat](https://github.com/tkattkat)! - [Feature] support excluding tools from agent - [#1455](#1455) [`dfab1d5`](dfab1d5) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - update aisdk client to better enforce structured output with deepseek models - [#1428](#1428) [`4d71162`](4d71162) Thanks [@tkattkat](https://github.com/tkattkat)! - Add "hybrid" mode to stagehand agent ## @browserbasehq/[email protected] ### Minor Changes - [#1459](#1459) [`abb3469`](abb3469) Thanks [@monadoid](https://github.com/monadoid)! - Added building of binaries - [#1457](#1457) [`5fc1281`](5fc1281) Thanks [@monadoid](https://github.com/monadoid)! - First changeset for stagehand-server - [#1469](#1469) [`d634d45`](d634d45) Thanks [@monadoid](https://github.com/monadoid)! - Bump to test binary builds ### Patch Changes - Updated dependencies \[[`0f3991e`](0f3991e), [`e0e22e0`](e0e22e0), [`f261051`](f261051), [`e021674`](e021674), [`6a5496f`](6a5496f), [`fea1700`](fea1700), [`5b288d9`](5b288d9), [`e822f5a`](e822f5a), [`638efc7`](638efc7), [`a890f16`](a890f16), [`934f492`](934f492), [`bd2db92`](bd2db92), [`51e0170`](51e0170), [`05f5580`](05f5580), [`f56a9c2`](f56a9c2), [`b40ae11`](b40ae11), [`0d2b398`](0d2b398), [`cd01f29`](cd01f29), [`a734fca`](a734fca), [`b342acf`](b342acf), [`2987cd1`](2987cd1), [`dfab1d5`](dfab1d5), [`4d71162`](4d71162)]: - @browserbasehq/[email protected] ## @browserbasehq/[email protected] ### Patch Changes - [#1373](#1373) [`cadd192`](cadd192) Thanks [@tkattkat](https://github.com/tkattkat)! - Update screenshot collector in agent evals cli - Updated dependencies \[[`0f3991e`](0f3991e), [`e0e22e0`](e0e22e0), [`f261051`](f261051), [`e021674`](e021674), [`6a5496f`](6a5496f), [`fea1700`](fea1700), [`5b288d9`](5b288d9), [`e822f5a`](e822f5a), [`638efc7`](638efc7), [`a890f16`](a890f16), [`934f492`](934f492), [`bd2db92`](bd2db92), [`51e0170`](51e0170), [`05f5580`](05f5580), [`f56a9c2`](f56a9c2), [`b40ae11`](b40ae11), [`0d2b398`](0d2b398), [`cd01f29`](cd01f29), [`a734fca`](a734fca), [`b342acf`](b342acf), [`2987cd1`](2987cd1), [`dfab1d5`](dfab1d5), [`4d71162`](4d71162)]: - @browserbasehq/[email protected] Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
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why
Stagehand's
userDataDirwas ignored b/c ofchrome-launcher's default automatic--user-data-flag. Fixes #1377what changed
Directly pass in
userDataDirvialaunch()optionstest plan
Tested that Chrome now correctly uses the custom
userDataDirSummary by cubic
Fix Chrome launch to respect the provided userDataDir by passing it directly to chrome-launcher via launch options. Previously, the flag was ignored due to chrome-launcher’s default user-data-dir.
Written for commit dfc55fa. Summary will update automatically on new commits.