io.usefulapi/clinicaltrialsgov

up checked 2026-11-11T05:38:12.493Z

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Publisher-provided title

ClinicalTrials.gov MCP by usefulapi

Publisher-provided description

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

Summary by lookupd

Searches and reads clinical trial records, sites and outcomes, plus counts studies and inspects the data model and field values.

Install

Claude Code, remote (streamable-http)

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

Codex, remote (streamable-http)

codex mcp add clinicaltrialsgov --url https://clinicaltrialsgov.usefulapi.io/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "clinicaltrialsgov": {
      "url": "https://clinicaltrialsgov.usefulapi.io/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

clinicaltrialsgov_search_studies Search the ClinicalTrials.gov v2 study registry. Provide any combination of query terms (condition, intervention, title, location, sponsor, general term) — mult
clinicaltrialsgov_get_study Fetch a single ClinicalTrials.gov study by its NCT id (format NCT######## — the letters 'NCT' followed by digits, e.g. NCT00841061). Returns the full study obje
clinicaltrialsgov_count_studies Return only the total NUMBER of studies matching a query, without fetching any records. Accepts the same query terms and filters as clinicaltrialsgov_search_stu
clinicaltrialsgov_list_field_values Discover valid values / enums for one or more study fields. Returns per-field value statistics — for each field: its type, unique-value count and topValues [{va
clinicaltrialsgov_get_study_metadata Return the ClinicalTrials.gov study data model as a tree of module nodes (each with name/title/type/children). Use this to explore what fields/modules exist and
clinicaltrialsgov_get_studies_stats Return overall study-size statistics across the registry: { totalStudies, averageSizeBytes, percentiles, ranges, largestStudies }. Useful for understanding data
clinicaltrialsgov_get_api_version Return the ClinicalTrials.gov API version and the timestamp of the underlying data snapshot: { apiVersion, dataTimestamp }. GET /version.

Shows this live status and links here; updates hourly.

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