# Science search: MCP server

This address is an MCP server: AI apps connect to it and get tools to search about 200 million scientific
papers by meaning or exact words, read their records, find similar papers and walk their citations.
Free, no key, no sign-up. Add this address to your AI app:

    https://api.sciencemadereadable.com/mcp

Claude Code:   claude mcp add --transport http science https://api.sciencemadereadable.com/mcp
Codex:         codex mcp add science --url https://api.sciencemadereadable.com/mcp
Claude (app or claude.ai), ChatGPT, Cursor, VS Code and others: add a custom connector or remote MCP server
with the address above (Streamable HTTP, no authentication).

Tools: search_papers, get_papers, find_similar_papers, citation_walk. Prompts: literature_review, check_claim.
30 tool calls a minute per address. Step-by-step setup for each app: https://sciencemadereadable.com/?api
The same search without MCP: https://api.sciencemadereadable.com/api/data/llms.txt