DOI metadata search
Search 160M+ Crossref records (journal articles, books, proceedings) by free text: DOI, title, authors, publication date, journal, publisher, citation count. Needs query. Served by Crossref.
Inputs
- Query
- TextRequired · query
- Rows
- A numberOptional · rows
- Filter
- Crossref filter, e.g. 'from-pub-date:2024,type:journal-article'Optional · filter
- Sort
- Relevance, published, is-referenced-by-count or createdOptional · sort
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, no reuse restriction
- Attribution
- Metadata from Crossref (api.crossref.org)
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
Playbooks that use it
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