Clinical Trials Search

health

Serving

Search ClinicalTrials.gov: eligibility criteria, status, and sites parsed to JSON. POST /v1/clinical with a {condition} and optional limit and get matching studies as one JSON object. Deterministic per record. Pay per request in USDC; no account, no API key.

Endpoint: POST https://agent.pocket.network/v1/clinical-trials/v1/clinical
Price per call: $0.005 USD
Networks payable on: Base (eip155:8453), Tempo (eip155:4217)
Protocol: rest

Calling it

The first call returns 402 Payment Required with the terms. Sign for those terms and retry the same request with the payment attached.

Example request

A real, working call — the request the service card verifies against.

curl -X POST https://agent.pocket.network/v1/clinical-trials/v1/clinical \
  -H 'content-type: application/json' \
  -d '{"condition":"diabetes","limit":2}'

Example response

The response this call returned, captured 2026-09-21 23:46:47 UTC.

{
  "portal": {
    "provenance": "third-party-supplier",
    "serviceId": "clinical-trials",
    "schemaCheck": "unchecked"
  },
  "data": {
    "condition": "diabetes",
    "term": null,
    "studies": [
      {
        "nct_id": "NCT02964585",
        "title": "Role of Canagliflozin on CD34+ Cells in Patients With Type 2 Diabetes",
        "status": "COMPLETED",
        "conditions": [
          "Type 2 Diabetes Mellitus"
        ],
        "phase": [
          "PHASE4"
        ],
        "enrollment": 34,
        "eligibility_sex": "ALL",
        "min_age": "30 Years",
        "start_date": "2016-11",
        "source": "ClinicalTrials.gov"
      },
      {
        "nct_id": "NCT03789526",
        "title": "Ultrasound-guided Intervention and Hand Tenosynovitis in Patients With Diabetes Mellitus",
        "status": "COMPLETED",
        "conditions": [
          "Ultrasound Guided Injection"
        ],
        "phase": [
          "NA"
        ],
        "enrollment": 52,
        "eligibility_sex": "ALL",
        "min_age": null,
        "start_date": "2018-12-11",
        "source": "ClinicalTrials.gov"
      }
    ],
    "count": 2,
    "as_of": "2026-09-21",
    "source": "clinicaltrials.gov API v2 (public domain)"
  }
}

Try it

Make one real paid call from your own wallet — about $0.005 on Base (eip155:8453). The wallet signs; nothing here holds a key. You'll see exactly what the service answers.

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EndpointRequest body

Supported methods

Methods the registry lists for this service. The portal forwards any call as sent; the supplier decides what it answers, and a delivered answer is settled.

Methods Clinical Trials Search accepts, and whether each reads or writes.
Method	Effect
`GET /v1/health`	read
`GET /v1/version`	read
`POST /v1/clinical`	read

Schemas

Published by the service itself. The example above is generated from these.

Request schema

{
  "type": "object",
  "description": "A condition to search trials for.",
  "properties": {
    "condition": {
      "type": "string",
      "description": "Condition, e.g. diabetes."
    },
    "limit": {
      "type": "integer",
      "description": "Maximum studies to return."
    }
  },
  "required": [
    "condition"
  ]
}

Response schema

{
  "type": "object",
  "description": "For POST /v1/clinical, a JSON object with a `studies` array (eligibility, status, sites). The exact shape is the service's own and is not pinned here; errors return a JSON object with an `error` field, and the GET routes return their own small JSON documents."
}