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TestLens MCP server

wminno/testlens

Paste code + tests, get a strong/weak verdict with killed/survived mutants. Free API + MCP.

0 GitHub stars
Source code Website

Install TestLens in Claude Code

Claude Code
claude mcp add --transport http testlens https://testlens.bigfloppy.net/mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "testlens": {
      "url": "https://testlens.bigfloppy.net/mcp"
    }
  }
}

Frequently asked questions

What does the TestLens MCP server do?

Paste code + tests, get a strong/weak verdict with killed/survived mutants. Free API + MCP.

Is the TestLens 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 TestLens run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add TestLens to Claude Code?

Run: claude mcp add --transport http testlens https://testlens.bigfloppy.net/mcp

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