{
  "x402Version": 2,
  "id": 30630,
  "slug": "30630",
  "resource": "https://api.trialbase-db.org/v1/trials",
  "description": "Search normalized clinical trials by registry, condition, intervention, sponsor, country, status, phase, study type, or free text.",
  "type": "http",
  "serviceName": "TrialBase DB",
  "resourceType": "AI Inference",
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    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x1Ee42717b1c370dACE197a8850Bf41a932F3b5A8",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "100000",
      "amountUsd": 0.1,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "additionalProperties": false,
        "properties": {
          "data": {
            "items": {
              "additionalProperties": true,
              "properties": {
                "_provenance": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "id": {
                  "minimum": 1,
                  "type": "integer"
                }
              },
              "required": [
                "id"
              ],
              "type": "object"
            },
            "type": "array"
          },
          "has_more": {
            "type": "boolean"
          },
          "next_cursor": {
            "type": [
              "string",
              "null"
            ]
          },
          "total": {
            "minimum": 0,
            "type": "integer"
          }
        },
        "required": [
          "data",
          "has_more",
          "next_cursor"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
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          "method": "GET",
          "queryParams": {
            "condition": "Intimate partner violence",
            "limit": 1,
            "registry": "isrctn"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "data": [
              {
                "brief_title": "Effectiveness of an intimate partner violence intervention to reduce detection gaps among diverse ethnic groups of women",
                "countries": [
                  "Israel"
                ],
                "enrollment_count": 3829,
                "id": 679751,
                "primary_registry": "isrctn",
                "registry_id": "ISRCTN17465883",
                "start_date": "2022-06-07",
                "status": "unknown",
                "study_type": "INTERVENTIONAL"
              }
            ],
            "has_more": false,
            "next_cursor": null
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
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                "enum": [
                  "GET"
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                "type": "string"
              },
              "queryParams": {
                "additionalProperties": false,
                "properties": {
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                    "maxLength": 160,
                    "type": "string"
                  },
                  "count": {
                    "description": "Include the total matching-record count.",
                    "type": "boolean"
                  },
                  "country": {
                    "maxLength": 80,
                    "type": "string"
                  },
                  "cursor": {
                    "description": "Opaque keyset cursor from a previous response.",
                    "type": "string"
                  },
                  "intervention": {
                    "maxLength": 160,
                    "type": "string"
                  },
                  "limit": {
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                    "maximum": 100,
                    "minimum": 1,
                    "type": "integer"
                  },
                  "phase": {
                    "maxLength": 20,
                    "type": "string"
                  },
                  "q": {
                    "maxLength": 160,
                    "type": "string"
                  },
                  "registry": {
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                    "type": "string"
                  },
                  "sponsor": {
                    "maxLength": 160,
                    "type": "string"
                  },
                  "status": {
                    "maxLength": 40,
                    "type": "string"
                  },
                  "study_type": {
                    "maxLength": 20,
                    "type": "string"
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                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "additionalProperties": false,
                "properties": {
                  "data": {
                    "items": {
                      "additionalProperties": true,
                      "properties": {
                        "_provenance": {
                          "additionalProperties": true,
                          "type": "object"
                        },
                        "id": {
                          "minimum": 1,
                          "type": "integer"
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                      },
                      "required": [
                        "id"
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                    "type": "array"
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                    "type": "boolean"
                  },
                  "next_cursor": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "total": {
                    "minimum": 0,
                    "type": "integer"
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                },
                "required": [
                  "data",
                  "has_more",
                  "next_cursor"
                ],
                "type": "object"
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              }
            },
            "required": [
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            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
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    "registries",
    "healthcare",
    "research",
    "provenance",
    "bazaar"
  ],
  "sourceHost": "api.trialbase-db.org",
  "lastUpdated": "2026-10-08T05:34:10.829Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-10-08T05:34:10.619Z"
  },
  "metadata": {
    "serviceName": "TrialBase DB",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "condition": "Intimate partner violence",
              "limit": 1,
              "registry": "isrctn"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": [
                {
                  "brief_title": "Effectiveness of an intimate partner violence intervention to reduce detection gaps among diverse ethnic groups of women",
                  "countries": [
                    "Israel"
                  ],
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                  "primary_registry": "isrctn",
                  "registry_id": "ISRCTN17465883",
                  "start_date": "2022-06-07",
                  "status": "unknown",
                  "study_type": "INTERVENTIONAL"
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              "has_more": false,
              "next_cursor": null
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            "type": "json"
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        },
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          "$schema": "https://json-schema.org/draft/2020-12/schema",
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                      "type": "string"
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                      "description": "Include the total matching-record count.",
                      "type": "boolean"
                    },
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                      "maxLength": 80,
                      "type": "string"
                    },
                    "cursor": {
                      "description": "Opaque keyset cursor from a previous response.",
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                    "intervention": {
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                      "type": "string"
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                      "maximum": 100,
                      "minimum": 1,
                      "type": "integer"
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                    "phase": {
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                      "type": "string"
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                    "q": {
                      "maxLength": 160,
                      "type": "string"
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                    "registry": {
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                      "type": "string"
                    },
                    "sponsor": {
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                      "type": "string"
                    },
                    "status": {
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                    },
                    "study_type": {
                      "maxLength": 20,
                      "type": "string"
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                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "additionalProperties": false,
                  "properties": {
                    "data": {
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                        "properties": {
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                            "type": "object"
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                          "id": {
                            "minimum": 1,
                            "type": "integer"
                          }
                        },
                        "required": [
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                      },
                      "type": "array"
                    },
                    "has_more": {
                      "type": "boolean"
                    },
                    "next_cursor": {
                      "type": [
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                        "null"
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                    },
                    "total": {
                      "minimum": 0,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "data",
                    "has_more",
                    "next_cursor"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.trialbase-db.org",
    "manifest_name": "api.trialbase-db.org",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "data": [
        {
          "_provenance": {},
          "id": 0
        }
      ],
      "has_more": true,
      "next_cursor": "string",
      "total": 0
    },
    "type": "string"
  }
}