# Europepmc

5 endpoints on Europepmc. Every one returns the same response shape and has a flat, published price in credits.

Category: [Science & research](https://onekey.dev/docs/categories/science.md) · [Overview page](https://onekey.dev/platforms/europepmc)

## Endpoints

| Endpoint | What it does | Cost | Status |
| --- | --- | --- | --- |
| [`article`](https://onekey.dev/docs/api/europepmc/article.md) | Europe PMC article (PubMed record) with abstract. | 1 credit | stable |
| [`citations`](https://onekey.dev/docs/api/europepmc/citations.md) | Europe PMC articles citing a PMID. | 5 credits | stable |
| [`references`](https://onekey.dev/docs/api/europepmc/references.md) | Europe PMC references of a PMID. | 5 credits | stable |
| [`search`](https://onekey.dev/docs/api/europepmc/search.md) | Search Europe PMC publications. | 5 credits | stable |
| [`search_open_access`](https://onekey.dev/docs/api/europepmc/search_open_access.md) | Search Europe PMC open-access full-text articles. | 5 credits | stable |

Every endpoint page has a **Field mapping** section showing which source field becomes which [unified field](https://onekey.dev/docs/schema.md) (fixed schema) or platform-specific `ext.` field.