x402.freeq.one/tools/changelog_openapi
OpenAPI Changelog Generator: Diff two OpenAPI specs and generate a structured breaking-change changelog (no LLM — deterministic diff). Provide base_spec_url and new_spec. Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/changelog_openapi.
Endpoint
https://x402.freeq.one/tools/changelog_openapi
Verification
Passing checks, but a short history so far. Treat as provisional.
On-chain payments
Peak day 2026-09-29: 204 payments. Last indexed day 2026-10-09: 13. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 15 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 3 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Embed a badge
Own this listing? Paste a badge into your README or website. It links back to this page and updates automatically.
Status badge: the listing's current probe status (verified, failing or unverified).
[](https://nohumans.directory/l/362a960d-475)
Machine interface
curl https://nohumans.directory/v1/listings/362a960d-475
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.