# Crossref

10 endpoints on Crossref. 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/crossref)

## Endpoints

| Endpoint | What it does | Cost | Status |
| --- | --- | --- | --- |
| [`funder`](https://onekey.dev/docs/api/crossref/funder.md) | Crossref funder by funder id. | 1 credit | stable |
| [`funders_search`](https://onekey.dev/docs/api/crossref/funders_search.md) | Search Crossref funders. | 5 credits | stable |
| [`journal`](https://onekey.dev/docs/api/crossref/journal.md) | Crossref journal by ISSN. | 1 credit | stable |
| [`journals_search`](https://onekey.dev/docs/api/crossref/journals_search.md) | Search Crossref journals. | 5 credits | stable |
| [`member`](https://onekey.dev/docs/api/crossref/member.md) | Crossref member by member id. | 1 credit | stable |
| [`members_search`](https://onekey.dev/docs/api/crossref/members_search.md) | Search Crossref members (publishers). | 5 credits | stable |
| [`prefix`](https://onekey.dev/docs/api/crossref/prefix.md) | Crossref DOI prefix owner. | 1 credit | stable |
| [`types`](https://onekey.dev/docs/api/crossref/types.md) | Crossref work types. | 5 credits | stable |
| [`work`](https://onekey.dev/docs/api/crossref/work.md) | Crossref work by DOI. | 1 credit | stable |
| [`works_search`](https://onekey.dev/docs/api/crossref/works_search.md) | Search Crossref scholarly works. | 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.