chrome-devtools-mcp-v1.5.0

Skyvern-AI/skyvernchrome-devtools-mcp-v1.5.0Jul 3, 2026by browser-automation-bot

AI Summary

Added new heap snapshot analysis tools including duplicate string detection and comparison features, alongside CLI improvements and security fixes.

Key Highlights

Added get_heapsnapshot_duplicate_strings MCP tool.
Added MCP tools for heap snapshot comparison.
Improved CLI error messages to guide developers.
Fixed PID directory permissions to 0o700.
Respect allow/block lists in loadResource.

New Features

Heap snapshot duplicate string detection
Heap snapshot comparison tools
Enhanced CLI error messaging
Improved resource loading security
Performance optimizations for issue descriptions

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))