https://api.querylines.com/v1/rates/vs-premiumGET /v1/rates/vs-premium · x402 API by querylines
The leading-indicator join: E&S premium (with YoY growth) aligned period-by-period against admitted-market SERFF rate-filing activity (filing_count, avg_rate_change_pct, share_increasing, max_increase) on the shared coverage category. `lag` shifts the rate series back N periods to test the relationship. TX only; category join is annual, line=all also monthly/quarterly. Two aligned data families, not a prediction. $0.50/query. Free: /v1/rates/sample. Docs: https://api.querylines.com/openapi.json
What does this x402 API do?
https://api.querylines.com/v1/rates/vs-premium. This is an x402-gated GET API resource from querylines. TOLL·402 confirmed a protocol-valid HTTP 402 quote on 2026-08-05. No normalized USD price is recorded; the listing names Base. No settled paid call has been verified.
- Published price
- No normalized USD price is recorded
- Networks
- Base
- Latest evidence
- TOLL·402 confirmed a protocol-valid HTTP 402 quote on 2026-08-05
- Resource ID
- 2cdaaa906f0e54628d2e9e26
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://api.querylines.com/v1/rates/vs-premium", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Observed in cdp-bazaar
The registry record was observed and retained with provenance.
- Observed in 402-index
Discovered through bazaar.
- Live 402 quote confirmed
GET returned a protocol-valid 402 quote (402). No payment was made.
- Registry record checked
Registry health: healthy.
- Origin reachable
HEAD https://api.querylines.com/ returned 200.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is No normalized USD price is recorded. Raw protocol requirements remain visible below for implementation and audit use.