TestLens

Connect Remote server

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

{
  "mcpServers": {
    "testlens": {
      "url": "https://testlens.bigfloppy.net/mcp"
    }
  }
}

{
  "servers": {
    "testlens": {
      "type": "http",
      "url": "https://testlens.bigfloppy.net/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://testlens.bigfloppy.net/mcp

Tools 2 found in our last check

• testlens_mutate

  Mutation-test Python code: submit the module code and unittest test cases; TestLens generates small mutants (flipped comparisons, swapped operators, inverted booleans), runs the tests against each and reports the mutation score plus every SURVIVOR - behaviour the tests do not ch…

• testlens_health

  Check the TestLens API is up. Takes no arguments.

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