Discover / api.querylines.com

QueryLines

□ No challenge detected

Surplus lines market data, per query. U.S. excess & surplus (E&S) insurance premium and policy-count statistics from state stamping office publications: time series, YoY summaries, and cross-state comparison. $0.10 single-state query, $0.50 compare, USDC on Base via CDP facilitator. Free discovery endpoints (/v1/coverage, /v1/lines), no API keys. Also an MCP server at /mcp.

x402
Base
USDC
Data

Challenge detected: 0 of the last 3 checks
Last checked: 16 Oct, 21:19 UTC
In our index since: 14 Oct 2026

Endpoint

curl -i https://api.querylines.com
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.querylines.com

Recent checks

14 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.16 Oct 2026

All 3 checks

When (UTC)	Result	HTTP	Response
16 Oct, 21:19 UTC	No challenge detected	200	121ms
15 Oct, 14:11 UTC	No challenge detected	200	2134ms
14 Oct, 08:45 UTC	No challenge detected	200	250ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 16 Oct, 21:19 UTC, we detected no payment challenge.

What payment terms does QueryLines advertise?

The listing advertises x402, Base and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is QueryLines listed?

In x402-list.com. Superstables first indexed it on 14 Oct 2026.

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