Hosted MCP endpoint that returns realistic fake data for prototyping agents. Paste one URL into Claude Code, Cursor, or Claude Desktop — 12 pre-built tools covering users, products, orders, events, email, and knowledge base search. No signup, no config, no auth. Built for developers who want to prototype agent workflows before wiring up a real backend.
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process.env. You'll be asked to provide them before it can run.PORT— Railway sets this automaticallyUPSTASH_REDIS_REST_TOKEN— Paired with the URL aboveUPSTASH_REDIS_REST_URL— From [upstash.com](https://upstash.com) free tier[](https://m8ven.ai/mcp/k-cupples-mockmcp-0v4g02)