Official MCP RegistryHosted serverraras.org

Raras

Brazil's rare-disease knowledge graph — 10,468 diseases, phenotypes, genes, and clinical trials via MCP.

Connect to Claude Code

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claude mcp add --transport http raras https://raras.org/api/mcp

Vendor-hosted remote server: nothing to install locally. If it uses OAuth, Claude opens the vendor login on first use.

Endpoints

Published in the official MCP registry as “Raras”. Verified through the vendor namespace.