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mcp/harbor
Claude Code

evals mcp server for Claude Code

io.github.cyanheads/evals-mcp-server

Author verifiable eval records through a draft→review→revise→submit loop with enforced graders.

client:Claude Code transport:stdio runtime:npm

Install evals mcp server in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add evals-mcp-server -e EVALS_DATA_DIR=<EVALS_DATA_DIR> -e EVALS_REQUIRE_CONFIRMATION=<EVALS_REQUIRE_CONFIRMATION> -e EVALS_DEFAULT_LICENSE=<EVALS_DEFAULT_LICENSE> -e EVALS_CAPTURE_DIR=<EVALS_CAPTURE_DIR> -e MCP_LOG_LEVEL=<MCP_LOG_LEVEL> -- npx -y @cyanheads/evals-mcp-server

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

evals mcp server in other clients

evals mcp server MCP server