The playground

Try any of 1042 endpoints — live.

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Playground demo key · api.reefapi.com
post/academic/v1/citations1 credit

papers that cite this work (cursor-paginated)

Working example
Parameters

Paper id — OpenAlex id (W…), OR DOI (10.…), OR arXiv id, OR PMID.

Results per page (1-200, default 25); clamped. (1–200)

OpenAlex cursor for deep pagination (use '*' for the first page, then meta.next_cursor).

request preview
curl -X POST https://api.reefapi.com/academic/v1/citations \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"id":"W3009885589"}'

Hit Send to run this endpoint live.