LocalFree

witness MCP server

IngTian/witness

Distills your sessions or any text corpus into a dated history of how its subject changed.

11 GitHub stars2 forks

Install witness in Claude Code

Claude Code
claude mcp add witness -- npx -y @witness-ai/opencode
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "witness": {
      "command": "npx",
      "args": [
        "-y",
        "@witness-ai/opencode"
      ]
    }
  }
}

Frequently asked questions

What does the witness MCP server do?

Distills your sessions or any text corpus into a dated history of how its subject changed.

Is the witness MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does witness run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add witness to Claude Code?

Run: claude mcp add witness -- npx -y @witness-ai/opencode

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