the402 endpoint detail

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api.macaroonnetwork.com execute nvd-cve-search-v1

https://api.macaroonnetwork.com/execute/nvd-cve-search-v1

answers 402

Search the full 100,000-record NVD (NIST) CVE corpus -- description, CVSS base score, and CVSS base severity, harvested directly from the NVD API and confirmed public domain. This is the complete harvested corpus, distinct from the smaller 1,765-record cve-search-v1 listing, which draws from a five-keyword sample cross-referenced with the CISA Known Exploited Vulnerabilities list; that KEV cross-r

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0x33cc8de6e86761d217044a8a6b394ad23b579596
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
212 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:13:34.081Z (2h ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.macaroonnetwork.com%2Fexecute%2Fnvd-cve-search-v1"