Crossref retraction notices
Retraction notices registered with Crossref (publisher notices and the Retraction Watch data Crossref now distributes): notice DOI, title, journal, publisher. Takes query, from date, rows and more, all optional.
Inputs
- Query
- Words in the notice metadata (title of the retracted paper, journal, authors), e.g. 'covid'Optional · query
- From date
- Notices created on or after this date, e.g. '2026-01-01'Optional · from_date
- Rows
- Notices to return, e.g. 10Optional · rows
- Offset
- Offset for paging, e.g. 0Optional · offset
Pricing
- Price
- Free, no charge per call
- Billing
- No charge per call. A workspace is still needed so your agent can call it.
- License
- Crossref metadata: free to use for any purpose (almost none of it is subject to copyright)
- Attribution
- Metadata from Crossref, including Retraction Watch data
Call
Your agent reads the schema and the price with inspect_tool before it runs the tool.
- MCP call
- cURL command
- TypeScript
- Tool ID
Alternatives
- ArXiv preprint searcharXivFree
- CORDIS EU project results searchCORDISFree
- Crossref DOI metadataCrossrefFree
- Crossref funder registry searchCrossrefFree
- Crossref works by funderCrossrefFree
- DOI metadata searchCrossrefFree
- Europe PMC citations and referencesEurope PMCFree
- Europe PMC literature searchEurope PMCFree
- Compare all 29
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