Citation lookup and reference list for a paper. Given a DOI, arXiv id, OpenAlex id, or PMID, returns its references (the works it cites) and its cited-by list (recent works that cite it), plus full metadata and citation count — for bibliography building and citation lookup. Keyless via OpenAlex and Semantic Scholar.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.03 USDC | 0x4df6...cDeA |