Starstruk Logo MarkStarstruk

chrome-devtools-mcp-v1.5.0

nextauthjs/next-authchrome-devtools-mcp-v1.5.0Jul 3, 2026by browser-automation-bot

AI Summary

This release introduces advanced heap debugging capabilities including snapshot comparison and duplicate string detection, alongside security improvements for PID directories and resource loading.

Key Highlights

  • Added heap snapshot comparison tools
  • Added get_heapsnapshot_duplicate_strings MCP tool
  • Improved CLI error messages for better guidance
  • Secure PID directory creation with 0o700 permissions
  • Resource loading allow/block list support

New Features

  • get_heapsnapshot_duplicate_strings MCP tool
  • MCP tools for heap snapshot comparison
  • Improved CLI error messages
  • Create PID directory with secure permissions (0o700)
  • Respect allow/block list in loadResource

Full Release Notes

## [1.5.0](https://github.com/ChromeDevTools/chrome-devtools-mcp/compare/chrome-devtools-mcp-v1.4.0...chrome-devtools-mcp-v1.5.0) (2026-07-03)


### 🎉 Features

* Add get_heapsnapshot_duplicate_strings MCP tool ([#2280](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2280)) ([67a56c0](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/67a56c0557729dc437e470ea934d7322faba56b0))
* Add MCP tools for heap snapshot comparison ([#2198](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2198)) ([5d7b656](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/5d7b6560504009cd1a16cc02db7e985cf7f71274))


### 🛠️ Fixes

* **cli:** improve error messages to guide AI agents and developers ([#2161](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2161)) ([cf00305](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/cf003051706619ca084235020f62a4d6902fb226))
* create PID directory with secure permissions (0o700) ([#2262](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2262)) ([7fa95d3](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/7fa95d3c33aa3e37374b0e39a6c00de322655554))
* respecte allow/block list in loadResouce ([#2254](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2254)) ([6a94663](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/6a9466378c13b6ccba91b54091ea83a5ca37a8db))
* validate extension-enforced output paths ([#2269](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2269)) ([a922814](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/a9228141ae2c51bf831ce0cac659e119cf0f4ae6))


### 📄 Documentation

* fix Antigravity config -y flag before npx positional args ([#2272](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2272)) ([604b38f](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/604b38f31951b291eb368dfe61f2d3714ccae778))
* fix formatting and indentation of tool descriptions ([#2275](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2275)) ([8d8cf12](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/8d8cf1299db9d9f371c1f278ccc3e598df22c615))


### ⚡ Performance

* use concurrent reads for `loadIssueDescriptions` ([#2249](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2249)) ([d144965](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/d1449654ac10031786e9d4741e781af26933907a))


### 🏗️ Refactor

* Merge MCP tools for comparing heap snapshots ([#2281](https://github.com/ChromeDevTools/chrome-devtools-mcp/issues/2281)) ([3f4a49a](https://github.com/ChromeDevTools/chrome-devtools-mcp/commit/3f4a49a89a2dd33dc6fa728aa34bc26f0aa00905))