@paretools/cargo

Structured, token-efficient Rust/Cargo output for AI agents. Up to 68% fewer tokens than raw cargo CLI output.

Part of the Pare suite of MCP servers.

Tools (9)

| Tool | Description | | -------- | --------------------------------------------------------------------- | | build | Build diagnostics (file, line, code, severity, message) | | test | Test results (name, status, pass/fail counts) | | clippy | Lint diagnostics from clippy | | run | Run a cargo binary with structured output (exit code, stdout, stderr) | | add | Add dependencies to a Rust project | | remove | Remove dependencies from a Rust project | | fmt | Check or fix Rust formatting | | doc | Generate documentation with warning count | | check | Type check without full build (faster than build) |

Quick Start

npx -y @paretools/cargo

Add to your MCP client config:

{
  "mcpServers": {
    "pare-cargo": {
      "command": "npx",
      "args": ["-y", "@paretools/cargo"]
    }
  }
}

Example

test output:

{
  "passed": 24,
  "failed": 1,
  "ignored": 2,
  "total": 27,
  "tests": [
    { "name": "test_parse_input", "status": "ok" },
    { "name": "test_edge_case", "status": "FAILED" }
  ]
}

All Pare Servers (149 tools)

| Package | Tools | Wraps | | -------------------------------------------------------------------- | --------------------------------------------------------------------------- | ---------------------------------- | | @paretools/git | status, log, diff, branch, show, add, commit, push, pull, checkout | git | | @paretools/test | run, coverage | pytest, jest, vitest, mocha | | @paretools/npm | install, audit, outdated, list, run, test, init | npm | | @paretools/build | tsc, build, esbuild, vite-build, webpack | tsc, esbuild, vite, webpack | | @paretools/lint | lint, format-check, prettier-format, biome-check, biome-format | eslint, prettier, biome | | @paretools/python | pip-install, mypy, ruff-check, pip-audit, pytest, uv-install, uv-run, black | pip, mypy, ruff, pytest, uv, black | | @paretools/docker | ps, build, logs, images, run, exec, compose-up, compose-down, pull | docker, docker compose | | @paretools/cargo | build, test, clippy, run, add, remove, fmt, doc, check | cargo | | @paretools/go | build, test, vet, run, mod-tidy, fmt, generate | go, gofmt |

Compatible Clients

Works with any MCP-compatible client: Claude Code, Claude Desktop, Cursor, Windsurf, VS Code / GitHub Copilot, Cline, Roo Code, Zed, Continue.dev, Gemini CLI, OpenAI Codex

Links

• Pare monorepo
• MCP protocol

License

MIT