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Paper Details
by Citations, References, Cited-By in News & content
x402 APIPassing, checked 1 h ago
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.
GET https://api.kadec0.xyz/v1/paper-details
Last 30 days
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- Uptime
- 100%
- Response time
- 270 ms typical, 391 ms slowest 5%
- Last check
- 1 h ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://api.kadec0.xyz/v1/paper-details?doi=10.48550%2FarXiv.1706.03762"import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.kadec0.xyz%2Fv1%2Fpaper-details
const res = await pay("https://api.kadec0.xyz/v1/paper-details?doi=10.48550%2FarXiv.1706.03762");
console.log(await res.json());Example input
{
"doi": "10.48550/arXiv.1706.03762"
}Example output
{
"count": 1,
"items": [
{
"citationCount": 181057,
"citedBy": [
{
"citedByCount": 90000,
"title": "BERT: Pre-training...",
"year": 2019
}
],
"doi": "10.48550/arxiv.1706.03762",
"fieldsOfStudy": [
"Computer Science"
],
"referenceCount": 41,
"references": [
{
"doi": "...",
"title": "Neural Machine Translation...",
"year": 2014
}
],
"title": "Attention Is All You Need",
"type": "paper_details",
"year": 2017
}
]
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 1 h ago | Passed | 402 | 251 ms | $0.03 |
| 5 h ago | Passed | 402 | 270 ms | $0.03 |
| 8 h ago | Passed | 402 | 229 ms | $0.03 |
| 13 h ago | Passed | 402 | 338 ms | $0.03 |
| 16 h ago | Passed | 402 | 270 ms | $0.03 |
| 19 h ago | Passed | 402 | 752 ms | $0.03 |
| 24 h ago | Passed | 402 | 391 ms | $0.03 |