Clear-to-Send

Endpoints (28 live)

• GET /fx — Spot FX: one ECB reference conversion, plain text. Conversion is calculated from the ECB reference rate (amount × rate). Indicative only. Not a trade quote, not for settlement. Informational only / not for transaction use. Source: ECB statistics. These reference rates are free at https://www.ecb.europa.eu (and via Frankfurter). Not sold or endorsed by the ECB. (0.001 USDC on Base)
• GET /metar — METAR: current observation for one airport (raw METAR, station, time if available). Query icao= four-letter ICAO. Source: aviationweather.gov. Informational only. Not for flight planning. Not sold or endorsed by NOAA or the Aviation Weather Center. icao must be 4 letters, e.g. /metar?icao=KATL (0.01 USDC on Base)
• GET /quake — Recent Quake: strongest event in the past hour from the U.S. Geological Survey real-time GeoJSON feed. Credit: U.S. Geological Survey. Not an official USGS product. (0.01 USDC on Base)
• GET /entity — One Entity: one Wikidata item as plain text (Q-id, English label, English description, entity URL). Source: Wikidata. Structured data is CC0 (https://creativecommons.org/publicdomain/zero/1.0/). These facts are free at https://www.wikidata.org. Not sold or endorsed by the Wikimedia Foundation or Wikidata. Informational only. (0.01 USDC on Base)
• GET /labyrinth/5 — The page is noise. The useful words stay. (0.02 USDC on Base)
• GET /hash — Hash: SHA-256 of q=, hex lowercase. Computed on the worker. Input is not stored. (0.01 USDC on Base)
• GET /btcfee — BTC Fee Now: recommended sat/vB from mempool.space. Not financial advice. Not a transaction quote. (0.01 USDC on Base)
• GET /labyrinth/3 — The page is noise. The useful words stay. (0.02 USDC on Base)
• GET /price — Spot: one Coinbase public spot price. Pair like BTC-USD. Indicative only. Not a trade quote. Not financial advice. Not sold or endorsed by Coinbase. (0.01 USDC on Base)
• GET /labyrinth/4 — The page is noise. The useful words stay. (0.02 USDC on Base)
• GET /labyrinth/2 — The page is noise. The useful words stay. (0.02 USDC on Base)
• GET /cve — CVE card: one CVE record (id, published, severity/cvss, one-line description, source URL). Query id=CVE-YYYY-NNNNN. Public vulnerability data. Informational only. Not a security assessment. id must look like CVE-YYYY-NNNNN, e.g. /cve?id=CVE-2024-1234 (0.01 USDC on Base)
• GET /ticket — Ticket: one Base tx hash, one card. Binds an on-chain USDC transfer to this shop’s price table. Does not settle a new payment. Does not send funds. Not a refund. Not proof the SKU body was delivered. Informational only. (0.01 USDC on Base)
• GET /wiki — Wiki card: English Wikipedia extract for one title. Extract from English Wikipedia, CC BY-SA 4.0. The extract (not this shop) may be reused under that license. Not endorsed by the Wikimedia Foundation. (0.01 USDC on Base)
• GET /ip — IP card: one queried address as country, region, city, ASN/org. Query param ip= required. Does not read the caller address. Source: ipwho.is. Informational only. bad ip (0.01 USDC on Base)
• GET /buyable — Buyable: one URL, one card. Unpaid 402 dry-read. Says if a stock x402 v2 EVM client can pay. Does not settle. Does not send funds. Informational only. Not an endorsement of the resource. Not a guarantee a later settle will succeed. (0.01 USDC on Base)
• GET /ens — ENS resolve: one name to an Ethereum address. Query name=. Unregistered or unset names return address null. Informational only. Not a wallet. name must look like an ENS name, e.g. /ens?name=vitalik.eth (0.01 USDC on Base)
• GET /epss — EPSS card: one FIRST EPSS score for a CVE. Query cve=CVE-YYYY-NNNNN. Informational only. Not a security assessment. Not sold or endorsed by FIRST. cve must look like CVE-YYYY-NNNNN (0.01 USDC on Base)
• GET /kev — KEV card: whether a CVE is on the CISA Known Exploited Vulnerabilities catalog, with date added and ransomware flag. Query cve=CVE-YYYY-NNNNN. Informational only. Not an official CISA product. cve must look like CVE-YYYY-NNNNN (0.01 USDC on Base)
• GET /define — One Sense. Definition from Wiktionary, CC BY-SA 4.0 and GFDL. https://creativecommons.org/licenses/by-sa/4.0/ https://www.gnu.org/licenses/fdl-1.3.html https://en.wiktionary.org/wiki/oracle The definition text (not this shop) may be reused under those licenses. Not endorsed by Wiktionary or the Wikimedia Foundation. (0.02 USDC on Base)

+8 more endpoints.