costwright — agent budget analysis

io.github.hernaninverso/costwright-mcp

Static worst-case token-budget analysis for LLM-agent workflows + signed budget certificates.

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Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "costwright-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "costwright-mcp@0.1.1"
      ],
      "env": {
        "COSTWRIGHT_API_KEY": "<your COSTWRIGHT_API_KEY>"
      }
    }
  }
}
Environment variables
  • COSTWRIGHT_API_KEYsecretAPI key for costwright (RapidAPI key or direct Bearer). Only needed for check/certify; verify/pubkey are public.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
0.1.1
Registry
active
Published
6/30/2026

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