Endpoint · evidenceGETapi.x402node.dev /citation/doi ?doi=string
Look up scholarly metadata for any DOI via CrossRef.
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Look up scholarly metadata for any DOI via CrossRef. Returns title, authors, journal, publication date, abstract, citation count, references, license, URL. Use ?doi=10.1038/nature12373. Built for AI research agents doing literature review and citation graph traversal. Accepts payment on Base or Solana — either network works.Overview
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UNRATED
0 of 30 paid calls toward a letter
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https://api.x402node.dev/citation/doi?doi=string
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first 34 days ago · last 4 days ago
63 free handshakes
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Handshakescomputed 8 hr ago
0.733 from 55 free handshakes over 30 days · UNRATED ?
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.62 | 0.000 | 0.000 | −0.076 | −0.124 | |
| liveness it answered at all |
0.60 | 1.00 | 0.888 | 0.533 | 0 | −0.067 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.733 | gap to 1.000 = 0.267 · 0.076 short · 0.191 uncertain | 0.733 | −0.076 | −0.191 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
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npx teppi-check https://api.x402node.dev/citation/doi?doi=stringcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5QKQCMTTF4WB16VJ8FP71