openFDA Search Response
Common envelope returned by every openFDA dataset endpoint (drug, device, food, animal & veterinary, tobacco, other). The shape of `results[*]` varies by dataset; `meta` is identical across all endpoints.
GovernmentHealthcareDrugDeviceFoodAnimal & VeterinaryTobaccoPublic DataOpen DataAdverse EventsRecallsRegulatory
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://raw.githubusercontent.com/api-evangelist/openfda/refs/heads/main/json-schema/openfda-search-response-schema.json",
"title": "openFDA Search Response",
"description": "Common envelope returned by every openFDA dataset endpoint (drug, device, food, animal & veterinary, tobacco, other). The shape of `results[*]` varies by dataset; `meta` is identical across all endpoints.",
"type": "object",
"required": ["meta"],
"properties": {
"meta": {
"type": "object",
"description": "Disclaimer, license, last-updated date, and pagination metadata.",
"required": ["disclaimer", "license", "last_updated", "results"],
"properties": {
"disclaimer": {
"type": "string",
"description": "Notice that openFDA data is not for clinical use."
},
"terms": {
"type": "string",
"format": "uri",
"description": "URL of the openFDA terms of service."
},
"license": {
"type": "string",
"format": "uri",
"description": "URL of the CC0 1.0 Universal Public Domain Dedication."
},
"last_updated": {
"type": "string",
"format": "date",
"description": "Date the underlying dataset was last refreshed."
},
"results": {
"type": "object",
"description": "Pagination metadata for the returned page.",
"required": ["skip", "limit", "total"],
"properties": {
"skip": {
"type": "integer",
"minimum": 0,
"maximum": 25000,
"description": "Offset used for this page (capped at 25,000)."
},
"limit": {
"type": "integer",
"minimum": 1,
"maximum": 1000,
"description": "Page size for this request (capped at 1,000)."
},
"total": {
"type": "integer",
"minimum": 0,
"description": "Total number of records matching the search expression."
}
}
}
}
},
"results": {
"type": "array",
"description": "Per-dataset records. Shape varies by endpoint; consult the per-endpoint reference. Absent when `count` aggregation is requested.",
"items": {
"type": "object",
"additionalProperties": true
}
}
}
}
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.
All 92 tools
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/openfda-search-response"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no email required.
A second provider on the same verified email joins the account you already have.