An MCP server for RenderDoc: Empowering AI assistants to analyze GPU frame captures and debug graphics pipelines.
$ npx -y skills add JiaboLi-GitHub/renderdoc-mcp --agent claude-code
What's inside
renderdoc-mcp is an MCP server and CLI that wraps the RenderDoc replay API into 59 structured tools, letting AI assistants (Claude, Codex, etc.) open .rdc captures, inspect GPU frames, debug shaders/pixels, compare captures, and export evidence — all without manual UI.
| Area | What you can do |
|---|---|
| Session & Capture | Open captures, live-capture frames, inspect metadata |
| Frame Navigation | List events/draws, jump to any event |
| Pipeline & Shaders | Inspect pipeline state, bindings, shader source, constant buffers |
| Resources & Passes | Analyze frame structure, pass dependencies, resource usage |
| Pixel & Shader Debug | Pixel history, pick pixel, debug pixel/vertex/thread |
| Export | Render targets, textures, buffers, meshes, snapshots |
| Diff & Assertions | Compare captures, assert pixels/state/images for CI |
Get the latest package from GitHub Releases. The zip contains:
| File | Description |
|---|---|
bin/renderdoc-mcp.exe | MCP server (stdio) |
bin/renderdoc-cli.exe | CLI for shell & CI |
bin/renderdoc.dll / renderdoc.json | Bundled RenderDoc runtime |
skills/renderdoc-mcp/ | Codex workflow skill |
install-codex.ps1 | One-click Codex Desktop installer |
The installer auto-configures ~/.codex/config.toml. Or add manually:
[mcp_servers.renderdoc-mcp]
command = 'renderdoc-mcp.exe'
args = []
{
"mcpServers": {
"renderdoc-mcp": {
"command": "renderdoc-mcp.exe",
"args": []
}
}
}
cmake -B build -DRENDERDOC_DIR=<path-to-renderdoc-source>
cmake --build build --config Release
| Variable | Required | Description |
|---|---|---|
RENDERDOC_DIR | Yes | RenderDoc source root |
RENDERDOC_BUILD_DIR | No | RenderDoc build output (if non-standard location) |

MIT. RenderDoc itself is under its own license.
FAQ
renderdoc-mcp is a Claude Code plugin with 1 hand-picked skill for development work, indexed on Flowy. Install it with the command on its page. It includes renderdoc-mcp. Its skills do not fire on their own yet. Request auto-invocation to have Flowy route them as you prompt. Free and open source.
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