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ClinicalTrials.gov
ClinicalTrials.gov
9 actions · 1 auth method

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Authentication

No Authentication

The ClinicalTrials.gov API v2 is fully public and read-only. No credentials, API key, or OAuth flow are required — simpl…Guides: Connector Profile, Link Account
Actions
9 actions
Action
Description
List Studies
Search and list clinical study records
Get Study
Retrieve a single clinical study by its NCT number
Get Studies Metadata
Retrieve the study data-model definition
List Study Search Areas
Retrieve the search areas used by study query parameters
List Study Enums
Retrieve all enumeration types and their allowed values
Get Study Sizes Stats
Retrieve statistics on the byte size of study records
List Field Values Stats
Retrieve value statistics for study fields
List Field Sizes Stats
Retrieve list-size statistics for list-valued study fields
Get Version
Retrieve the API version and data snapshot timestamp

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Getting Started

1

Create or Select a Project

Set up a new project or select an existing one. See Organizations & Projects.
2

Configure the Connector

Enable the connector and set up a connector profile in your project. See Managing Connectors.

Connector Profile

ClinicalTrials.gov - No Authentication
3

Link an Account

Connect an account using StackOne Hub or Auth Link.

Link Account

ClinicalTrials.gov - No Authentication
4

Use Actions

Invoke actions using one of the methods below:
  • MCP – Model Context Protocol for AI assistants
  • A2A – Agent-to-Agent protocol
  • Agent SDK – TypeScript and Python SDKs for AI agents
  • Actions RPC – Direct API calls
  • Playground – Test actions in the dashboard