webgpu_inspector

Run `npx skills add brendan-duncan/webgpu_inspector --all -g -y` in your terminal to install the capture analysis skill globally.

Capture a frame with GPU timing enabled, then the skill ranks each render pass by GPU time and identifies whether the frame is CPU-bound, GPU-bound, or fillrate-limited.

It records the full GPU object graph, ordered command list, shaders, buffers, textures, render pass outputs, and validation errors for one or more frames.

Yes. It ships as a plugin with an MCP server that lets Claude launch a browser, capture frames, and analyze draws, shaders, and performance problems directly.

Yes. The browser extension and plugin instrument any page automatically, with no code changes required on the page being analyzed.