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ClinicalTrials.gov MCP by usefulapi MCP

v1.40.2 changelog · 31

io.usefulapi/clinicaltrialsgov

Search and read ClinicalTrials.gov studies, sites and outcomes.

transport:streamable-http tools:7

Target client

run in your project directory

claude mcp add --transport http clinicaltrialsgov https://clinicaltrialsgov.usefulapi.io/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

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

clinicaltrialsgov_search_studies

clinicaltrialsgov search studies

clinicaltrialsgov_get_study

clinicaltrialsgov get study

clinicaltrialsgov_count_studies

clinicaltrialsgov count studies

clinicaltrialsgov_list_field_values

clinicaltrialsgov list field values

clinicaltrialsgov_get_study_metadata

clinicaltrialsgov get study metadata

clinicaltrialsgov_get_studies_stats

clinicaltrialsgov get studies stats

clinicaltrialsgov_get_api_version

clinicaltrialsgov get api version

All 7 tools, one page each

6 prompts you invoke yourself

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.