RemoteFree server, account needed

CompletionKit MCP server

homemade-software-inc/completion-kit

Prompt evals over MCP: run a prompt on your dataset, score each output 1-5 with an LLM judge.

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Install CompletionKit in Claude Code

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

Frequently asked questions

What does the CompletionKit MCP server do?

Prompt evals over MCP: run a prompt on your dataset, score each output 1-5 with an LLM judge.

Is the CompletionKit MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does CompletionKit run locally or remotely?

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

How do I add CompletionKit to Claude Code?

Run: claude mcp add --transport http completionkit https://completionkit.com/mcp

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