# PubMed Central OA API

**Canonical:** https://apis.io/apis/pubmed/pubmed-central-oa-api/  
**Provider:** PubMed — https://apis.io/providers/pubmed/  
**Base URL:** https://www.ncbi.nlm.nih.gov/pmc/utils/oa/oa.fcgi  
**Documentation:** https://pmc.ncbi.nlm.nih.gov/tools/developers/

PubMed Central OA API is one of 10 APIs that [PubMed](https://apis.io/providers/pubmed/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Open Access, Full Text, PMC, XML, and PDF. The published artifact set on APIs.io includes API documentation and rate-limit docs.

The PMC Open Access API provides citation data, license information, and download links for Open Access articles in PubMed Central. Supports filtering by date and license type, returning FTP and HTTPS links to full-text XML and PDF files.

## Machine-readable artifacts (5)

- **Documentation** — https://pmc.ncbi.nlm.nih.gov/tools/oa-service/
- **RateLimits** — https://raw.githubusercontent.com/api-evangelist/pubmed/refs/heads/main/rate-limits/entrez-eutils.yml
- **Plans** — https://raw.githubusercontent.com/api-evangelist/pubmed/refs/heads/main/plans/entrez-eutils.yml
- **FinOps** — https://raw.githubusercontent.com/api-evangelist/pubmed/refs/heads/main/finops/entrez-eutils.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/pubmed/refs/heads/main/apis.yml

## Other PubMed APIs (9)

- [PMC OAI-PMH API](https://apis.io/apis/pubmed/pmc-oai-pmh-api/)
- [PMC BioC API](https://apis.io/apis/pubmed/pmc-bioc-api/)
- [PMC ID Converter API](https://apis.io/apis/pubmed/pmc-id-converter-api/)
- [PubMed History API](https://apis.io/apis/pubmed/pubmed-history-api/)
- [PubMed Info API](https://apis.io/apis/pubmed/pubmed-info-api/)
- [PubMed Links API](https://apis.io/apis/pubmed/pubmed-links-api/)
- [PubMed Retrieval API](https://apis.io/apis/pubmed/pubmed-retrieval-api/)
- [PubMed Search API](https://apis.io/apis/pubmed/pubmed-search-api/)
- [PubMed Summary API](https://apis.io/apis/pubmed/pubmed-summary-api/)

## Tags

Open Access, Full Text, PMC, XML, PDF

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