the402 endpoint detail

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api.querylines.com v1 eligibility

https://api.querylines.com/v1/eligibility

payable

Surplus lines / E&S insurer eligibility from the NAIC Quarterly Listing of Alien Insurers (IID) -- nationwide under NRRA. Look up an insurer by name or alien ID (unknown insurer returns match: null, not a 404), or list the current roster of alien companies and Lloyd's syndicates with recent additions/removals. State-specific restrictions surface as data, never read as plainly eligible. $0.10 per q

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.10
Network
base
Pay to
0x16be07aec4d16e8ec9039d16e7049ee47834acd7
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
167 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:11:21.561Z (1d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.querylines.com%2Fv1%2Feligibility"