CrossRef Scraper — Scholarly Works & Citations

Search CrossRef's catalogue of 150M+ scholarly works — journal articles, books, conference papers, datasets — and get rich, structured metadata. DOI, title, authors with ORCID and affiliation, journal, publisher, publication date, citation count and subjects. Full CrossRef filter grammar, deep cursor paging, look up specific DOIs. Free keyless API.

For research tools, bibliometrics, publishing workflows and literature reviews.

What you get

Per work:

• Identity — doi, title, type, url
• Authors — array of { given, family, name, orcid, affiliation[] }
• Publication — containerTitle (journal/book), publisher, published (YYYY-MM-DD), year, volume, issue, page, issn[], isbn[]
• Impact — citedByCount, referencesCount
• Content — subjects[], abstract (when available), language

Output sample

{
  "doi": "10.1038/nature14539",
  "title": "Deep learning",
  "type": "journal-article",
  "authors": [
    {
      "given": "Yann",
      "family": "LeCun",
      "name": "Yann LeCun",
      "orcid": "http://orcid.org/0000-0002-...",
      "affiliation": ["Facebook AI Research"]
    }
  ],
  "containerTitle": "Nature",
  "publisher": "Springer Science and Business Media LLC",
  "published": "2015-05-28",
  "year": 2015,
  "volume": "521",
  "issue": "7553",
  "page": "436-444",
  "issn": ["0028-0836", "1476-4687"],
  "isbn": [],
  "citedByCount": 68210,
  "referencesCount": 0,
  "subjects": ["Multidisciplinary"],
  "abstract": null,
  "language": "en",
  "url": "https://doi.org/10.1038/nature14539"
}

Input

Field	Type	Default	Description
query	string	—	Free-text search across all fields
queryBibliographic	string	—	Combined title/author/year (good for citation matching)
queryAuthor	string	—	Search by author name
queryTitle	string	—	Search within work titles
filter	string	—	Raw CrossRef filter, e.g. from-pub-date:2024-01-01,type:journal-article,has-abstract:true
sort	string	—	e.g. relevance, published, is-referenced-by-count, score, updated
order	string	desc	desc or asc
dois	array	—	Look up specific DOIs
maxResults	integer	100	Cap on works returned

Example input

{
  "query": "large language models",
  "filter": "from-pub-date:2024-01-01,type:journal-article",
  "sort": "is-referenced-by-count",
  "maxResults": 200
}

Look up specific DOIs with {"dois":["10.1038/nature14539","10.1126/science.1231143"]}.

Why this actor

• Depth few match — full author detail (ORCID + affiliation), citation counts, subjects and CrossRef's complete filter grammar.
• Whole result sets — deep cursor paging, not just the first 1,000.
• Fast & polite — a mailto User-Agent puts requests in CrossRef's faster "polite pool" with backoff on errors.

Pricing

Pay per result — $1.50 per 1,000 results (one result = one scholarly work). No subscription or platform fees; you pay only for the results you get.

Notes & limits

• Source is CrossRef's official free REST API — no key, no anti-bot. Abstracts are only present where the publisher deposited them.
• Public metadata; you are responsible for compliant use. Not affiliated with CrossRef.

Related actors

• arXiv Scraper — preprints with abstracts and PDF links (pairs with CrossRef to cover preprints + published).
• Semantic Scholar Scraper — papers, citations and influence metrics.
• Open Library Scraper — books and ISBN metadata.