chrome-devtools-mcp adds take_memory_snapshot
Introduced 2026-02-25 · score 0.98
HOW TO USE IT
When debugging a memory leak, call `take_memory_snapshot` to save a heap snapshot of the currently selected page. Provide a `.heapsnapshot` path in `filePath`.
take_memory_snapshot({"filePath":"<path>.heapsnapshot"})WHY THIS HELPS
When debugging a memory leak in a page, capture its heap snapshot to a file for inspection.
REQUIREMENTS AND LIMITATIONS
- Version: 0.18.0
- filePath (required, string) (required): Path to the `.heapsnapshot` file where the snapshot is saved.
- The `filePath` parameter is required and must identify a `.heapsnapshot` file.
- The snapshot is of the currently selected page.
FIRST-PARTY EVIDENCE
- https://github.com/ChromeDevTools/chrome-devtools-mcp/releases/tag/chrome-devtools-mcp-v0.18.0
- https://github.com/ChromeDevTools/chrome-devtools-mcp/pull/1023
- https://github.com/ChromeDevTools/chrome-devtools-mcp/blob/7ffdc5ee4d9df9f62f03354fa758fb4d022c3b08/docs/tool-reference.md
Check the installed version and the source before using it. Entry JSON