# CMR GraphQL API

**Canonical:** https://apis.io/apis/nasa-cmr/cmr-graphql/  
**Provider:** NASA CMR — https://apis.io/providers/nasa-cmr/  
**Base URL:** https://graphql.earthdata.nasa.gov/api  
**Documentation:** https://graphql.earthdata.nasa.gov/docs/introduction/introduction/

CMR GraphQL API is one of 9 APIs that [NASA CMR](https://apis.io/providers/nasa-cmr/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include GraphQL, Search, Collection, Granules, and Unified. The published artifact set on APIs.io includes API documentation.

Unified GraphQL interface for querying the Common Metadata Repository. Provides a single endpoint to search collections, granules, variables, tools, services, citations, visualizations, grids, groups, subscriptions, and ACLs. Supports optional EDL Bearer Token authentication for accessing restricted resources.

## Machine-readable artifacts (2)

- **Documentation** — https://graphql.earthdata.nasa.gov/docs/introduction/introduction/
- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/nasa-cmr/refs/heads/main/graphql/nasa-cmr-graphql.md

## Other NASA CMR APIs (8)

- [CMR Ingest API](https://apis.io/apis/nasa-cmr/cmr-ingest/)
- [CMR Access Control API](https://apis.io/apis/nasa-cmr/cmr-access-control/)
- [CMR STAC API](https://apis.io/apis/nasa-cmr/cmr-stac/)
- [CMR OpenSearch API](https://apis.io/apis/nasa-cmr/cmr-opensearch/)
- [NASA CMR Capabilities API](https://apis.io/apis/nasa-cmr/nasa-cmr-capabilities-api/)
- [NASA CMR Collections API](https://apis.io/apis/nasa-cmr/nasa-cmr-collections-api/)
- [NASA CMR Data API](https://apis.io/apis/nasa-cmr/nasa-cmr-data-api/)
- [NASA CMR STAC API](https://apis.io/apis/nasa-cmr/nasa-cmr-stac-api/)

## Tags

GraphQL, Search, Collection, Granules, Unified

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/nasa-cmr/cmr-graphql/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/nasa-cmr/.