# RCSB PDB Metadata Service API

**Canonical:** https://apis.io/apis/pdb/pdb-metadata-service-api/  
**Provider:** RCSB PDB — https://apis.io/providers/pdb/  
**Base URL:** https://data.rcsb.org/rest/v1/core  
**Documentation:** https://data.rcsb.org

RCSB PDB Metadata Service API is one of 7 APIs that [RCSB PDB](https://apis.io/providers/pdb/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Metadata Service. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and a getting-started guide.

The Metadata Service API from RCSB PDB — 3 operation(s) for metadata service.

## Machine-readable artifacts (5)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/pdb/refs/heads/main/openapi/pdb-metadata-service-api-openapi.yml
- **Documentation** — https://search.rcsb.org/redoc/index.html
- **GettingStarted** — https://www.rcsb.org/docs/programmatic-access/web-apis-overview
- **Documentation** — https://models.rcsb.org
- **Documentation** — https://maps.rcsb.org

## Other RCSB PDB APIs (6)

- [RCSB PDB Data API](https://apis.io/apis/pdb/rcsb-pdb-data-api/)
- [RCSB PDB Sequence Coordinates API](https://apis.io/apis/pdb/rcsb-pdb-sequence-coordinates-api/)
- [RCSB PDB Structure Alignment API](https://apis.io/apis/pdb/rcsb-pdb-alignment-api/)
- [RCSB PDB General API](https://apis.io/apis/pdb/pdb-general-api/)
- [RCSB PDB Search Service API](https://apis.io/apis/pdb/pdb-search-service-api/)
- [RCSB PDB Suggest Service API](https://apis.io/apis/pdb/pdb-suggest-service-api/)

## Tags

Metadata Service

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