Clinicaltrialsgov MCP Server

ClinicalTrials.gov MCP server. Search studies, retrieve results, match patients to eligible trials.

91 7 tools GitHub

No known CVEs

Apache-2.0 license

Actively maintained

Last commit 5d ago

Works with most clients

Transport: stdio, sse, http

7 tools · ~450 tok

Grade A · 0.2% of 200K ctx

MCPpedia last refreshed this data 1d ago

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Clinicaltrialsgov MCP Server is an MCP server that ClinicalTrials.gov MCP server. Search studies, retrieve results, match patients to eligible trials. Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 74/100 on MCPpedia's security, maintenance and efficiency rubric.

Health

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "clinicaltrialsgov-mcp-server": {
      "url": "https://clinicaltrials.caseyjhand.com/mcp",
      "type": "streamable-http"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-cyanheads-clinicaltrialsgov-mcp-server)](https://mcppedia.org/s/io-github-cyanheads-clinicaltrialsgov-mcp-server)

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What Clinicaltrialsgov MCP Server does

Public Hosted Server: https://clinicaltrials.caseyjhand.com/mcp

Test This Server

No automated test available for this server. Check the GitHub README for setup instructions.

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

74/100across 5 weighted dimensions

How we score →

0255075100

−26

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

No package registry to scan.

Inventory

Tools (7)

Click any tool to inspect its schema.

~450 tokens total

Inventory

Resources (1)

clinicaltrials

Fetch a single clinical study by NCT ID. Full JSON.

clinicaltrials://{nctId}

Inventory

Prompts (1)

analyze_trial_landscape

Adaptable workflow for data-driven trial landscape analysis using count + search tools.

Community

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Frequently Asked Questions

Is Clinicaltrialsgov MCP Server safe to use?: Clinicaltrialsgov MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.
How do I install Clinicaltrialsgov MCP Server?: Clinicaltrialsgov MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Clinicaltrialsgov MCP Server do?: Clinicaltrialsgov MCP Server provides 7 tools: clinicaltrials_search_studies, clinicaltrials_get_study_record, clinicaltrials_get_study_count, clinicaltrials_get_field_values, clinicaltrials_get_field_definitions and 2 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Clinicaltrialsgov MCP Server?: Clinicaltrialsgov MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is Clinicaltrialsgov MCP Server actively maintained?: Clinicaltrialsgov MCP Server is actively maintained — last commit was 5 days ago. It has 91 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Frequently Asked Questions

Is Clinicaltrialsgov MCP Server safe to use?

Clinicaltrialsgov MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.

How do I install Clinicaltrialsgov MCP Server?

Clinicaltrialsgov MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Clinicaltrialsgov MCP Server do?

Clinicaltrialsgov MCP Server provides 7 tools: clinicaltrials_search_studies, clinicaltrials_get_study_record, clinicaltrials_get_study_count, clinicaltrials_get_field_values, clinicaltrials_get_field_definitions and 2 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Clinicaltrialsgov MCP Server?

Clinicaltrialsgov MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is Clinicaltrialsgov MCP Server actively maintained?

Clinicaltrialsgov MCP Server is actively maintained — last commit was 5 days ago. It has 91 GitHub stars.