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chrome-devtools-mcp-v1.7.0

nextauthjs/next-authchrome-devtools-mcp-v1.7.0Aug 10, 2026by browser-automation-bot

AI Summary

This release focuses heavily on memory debugging and telemetry, adding tools to inspect heap snapshot object details and native contexts while improving the daemon lifecycle and Lighthouse integration.

Key Highlights

  • Added get_heapsnapshot_object_details MCP tool
  • New telemetry logging for localhost and devtools state
  • Improved daemon lifecycle with lazy startup
  • Updated Lighthouse to version 13.4.1
  • Added native context support in heap snapshots

New Features

  • Utility function to check for localhost
  • get_heapsnapshot_object_details MCP tool
  • Native context emission in snapshot summary
  • Filter heap snapshot objects by native context
  • Telemetry logging for tool calls
  • Updated Lighthouse to 13.4.1

Full Release Notes

## [1.7.0](https://github.com/ChromeDevTools/chrome-devtools-mcp/compare/chrome-devtools-mcp-v1.6.0...chrome-devtools-mcp-v1.7.0) (2026-08-10)


### 🎉 Features

* add a utility function to check for localhost. ([#2454](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2454)) ([c5ebf9e](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/c5ebf9e2023ec37c77d2ee355a345249ac91d192))
* Add get_heapsnapshot_object_details MCP tool ([#2374](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2374)) ([8432cb9](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/8432cb97a2a18f48afcb542f27dd88d7e5a11f36))
* Emit native contexts in snapshot summary ([#2375](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2375)) ([f78a911](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/f78a911dc0ce843b08549560d0357712d3b18609))
* Filter heap snapshot objects by native context ([#2377](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2377)) ([76fd242](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/76fd2424984827802867672fcc8d0e0036f4a3af))
* **telemetry:** log devtools data. ([#2460](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2460)) ([df2c753](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/df2c753006ce77cdc8df8c7715d0b5c6675560d4))
* **telemetry:** log is_devtools_open with each tool call. ([#2445](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2445)) ([6f60eab](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/6f60eabf59dd197bcad244846ea5bbdd2e172286))
* **telemetry:** report whether tool call is made on localhost. ([#2455](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2455)) ([6398b7e](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/6398b7e9a4ee91e50a1f1fd31aee45b0a80b14e4))
* update lighthouse to 13.4.1 ([#2398](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2398)) ([745ffe7](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/745ffe7132f8de97cba58b10e6501427fe254cfc))


### 🛠️ Fixes

* bound per-navigation network request retention ([#2435](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2435)) ([b08c73c](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/b08c73c8d8887813fdf358e81a43925b84ef10e4))
* **cli:** validate session ids ([#2475](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2475)) ([5ca9121](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/5ca9121d1805ba11215ddc36d6fb18d40403c1fc))
* **cli:** warn about version mismatch between cli and daemon ([#2461](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2461)) ([3afc44d](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/3afc44dac95757fcaa94e0e9296594bdf2ec97d1))
* **daemon:** preserve hyphenated browser flags in arg serialization and lazy daemon startup ([#2405](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2405)) ([d79f3ba](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/d79f3ba24f3c38f7391ea7c9d886f9f7f404743c))
* dispose heap snapshot workers on context teardown ([#2428](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2428)) ([f245c76](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/f245c760570680fd808c8c034d138cf4a5c699e0))
* do not throw synchronously when a CDP session is gone ([#2466](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2466)) ([ba4fe3e](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/ba4fe3eaa4c20e4e32ef6af3b78b4d9d9bbdc1d2))
* don't throw if Dialog was handled ([#2437](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2437)) ([574c320](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/574c3207ac5376f104960c5ba425dc4a2e0e3232))
* downscale viewport screenshots when no viewport is emulated ([#2380](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2380)) ([39c4140](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/39c4140f119307bf9b4253ab368512a3aab6ebfc))
* improve daemon lifecycle ([#2360](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2360)) ([3ee6a27](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/3ee6a2710029f3718792da634c048bf4de90eaa6))
* improve file writing ([#2447](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2447)) ([1da4bb0](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/1da4bb06e2e598ec9cab9158e8d818aa8a344dc4))
* include the tab id in `get_tab_id`'s text response ([#2381](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2381)) ([dcbaf49](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/dcbaf495183a34d9bb0e3d9e8f3e566de6b425f8))
* **memory:** dispose the heap-snapshot worker when loading fails ([#2449](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2449)) ([744738d](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/744738deaaa93e931628b8c42a38a317d0ae3c93))
* **performance:** reset trace-running flag when start_trace setup fails ([#2420](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2420)) ([40240c0](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/40240c033f8ef91596b16e1b5b53974b385f8b5d))
* regression after the [#2443](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2443) ([#2462](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2462)) ([4c80ce4](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/4c80ce46f3a456cbbc379a569506bcf44fc2bc48))
* rename maxRetainedSize column ([#2402](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2402)) ([75c7048](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/75c7048c80033d1826352f5f4464427e4235a526))
* **screenshot:** dispose element handle after take_screenshot ([#2422](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2422)) ([fffb40e](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/fffb40e58bd5f7ff7e7110f07238b93d56f390ec))
* toggle lazy loading for source maps. ([#2486](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2486)) ([8028bfe](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/8028bfe3abaecb67422530d05327c5ec72c53753))
* **wait:** avoid 180s mutex stall when a dialog opens during an action ([#2427](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2427)) ([b4e8f74](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/b4e8f74ae5da327a5968c4836d9f5450a3bc2532))


### 📄 Documentation

* Add devin cli install instruction to README ([#2361](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2361)) ([45262c0](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/45262c0a5ca433e4d9d5700e3c1e006ac41f45f5))
* correct the user data directory documentation ([#2473](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2473)) ([5ddbffd](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/5ddbffd0f364ecd073f4d42a56109950b1421a57))
* **skills:** update memory leak debugging skill to use native MCP tools ([#2436](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2436)) ([99bd90a](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/99bd90a7881bea5161d4e6b5ab6da26c2a9a3721))
* Update Chrome requirement for categoryExperimentalWebmcp ([#2163](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2163)) ([354458e](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/354458e23ffd2d1aaaaf1486abb6eb793394797d))
* update security.md ([#2362](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2362)) ([5012b07](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/5012b077997618edeb2291d39d17553280f5b2a6))


### 🏗️ Refactor

* clean up McpResponse.handle ([#2392](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2392)) ([348975d](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/348975d808aa0bb1f8a7795df36aa3ff738d6d42))
* introduce Explicit resouce managent (using) ([#2443](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2443)) ([5b25370](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/5b25370c9cd779032c3c9dc9880eca7031c73005))
* move tool groups ([#2365](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2365)) ([2d944f9](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/2d944f9f4e6b107a6b42fb82c7e957384883bf7d))
* re-use Puppteer Mutex ([#2444](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2444)) ([775ea2d](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/775ea2d3a32d42cb8ca2cf83d6adccb3d8deb014))
* rename methods for clarity ([#2442](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2442)) ([dc23bcd](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/dc23bcd894a8199bf71b768cc0b1b468f4e05dfd))
* use a destructor to shorten the calls ([#2376](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2376)) ([77e1d3f](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/77e1d3f9616d5b32671da0b9ea094f4929c14a9c))