dataset: Dataset Schema

API: cms.gov:cms-provider-data-api
Endpoint: /metastore/schemas/dataset
Response format: application/json
Auth: none
Method: GET
Last Status: 200
Latency: 297ms

Description

Returns the JSON Schema that defines the structure of dataset metadata. This schema follows the Project Open Data (POD) standard used across U.S. government data catalogs. Use this endpoint to understand what fields are available when you fetch dataset metadata, what types they should be, which fields are required, and what validation rules apply. Helpful for building forms, validation logic, or documentation for dataset metadata.

From spec: Returns the JSON schema for dataset metadata following the Project Open Data standard.

Usage Tips

- The schema defines required fields: bureauCode, programCode, title, description, keyword, modified, released, publisher, contactPoint, identifier, accessLevel - The `properties` object contains field definitions with human-readable titles and descriptions - Useful for generating documentation or validation logic for dataset metadata

Examples (1)

Get Dataset Schema - Project Open Data standard probe-gate
curl 'https://data.cms.gov/provider-data/api/1/metastore/schemas/dataset'
import requests

resp = requests.get("https://data.cms.gov/provider-data/api/1/metastore/schemas/dataset")
data = resp.json()
import zingu_apis

api = zingu_apis.api("cms-provider-data")
result = api.fetch("metastore/schemas/dataset")

for item in result:
    print(item)
const resp = await fetch("https://data.cms.gov/provider-data/api/1/metastore/schemas/dataset");
const data = await resp.json();

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-04-16 04:06:44.180888 200 297ms
2026-04-15 00:03:59.829792 200 350ms
2026-04-14 01:54:34.786774 200 330ms
2026-04-12 13:01:06.002995 200 953ms
2026-04-10 06:47:22.508592 200 330ms
2026-04-09 02:19:47.312390 200 266ms
2026-04-08 07:56:00.872777 200 340ms
2026-04-07 01:31:54.650451 200 318ms
2026-04-06 04:12:01.779223 200 368ms
2026-04-05 14:53:11.869641 200 538ms
2026-04-05 00:33:57.059519 200 418ms
2026-04-04 03:08:57.854221 200 346ms
2026-04-03 13:14:53.646020 200 447ms
2026-03-30 02:19:47.983347 200 408ms
2026-03-29 13:17:56.613430 200 363ms