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API recommendation and x402 discovery for your task. Required query: need. Which API should I call? Recommends which x402 API to use for any task, with evidence. Describe a task in plain words. Compare up to five paid APIs, URLs, prices, payment networks and invocation details. Includes paid delivery evidence and risk flags. Provider calls are paid separately. No picks / non-2xx is never charged.

Real-time Bitcoin price in USD, a median across 10 exchanges including Binance, Coinbase, Kraken and Bullish — Ed25519 signed attestation

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Overall high-level facilitator stats

A daily rotating spotlight on one paid x402 endpoint from the ForgeMesh fleet: what it does, what it costs, its input schema, a sample response, and the exact call to make. Deterministic by UTC date, so agents and humans checking on the same day see the same pick. Optional date parameter (YYYY-MM-DD) previews past or future days. One call, one new capability discovered.

Returns a single random fact as JSON in exchange for a micropayment.

Prüft am Objekt seite den Befund Übermittlung vor Einwilligung.

Individual arena strategy signal

Validate IBAN structure and MOD-97 checksum. Does not establish account ownership, beneficiary identity or absence of fraud.

Freitext-Signal in ein strukturiertes Schema. Nur ausdrücklich gelieferte Richtung, Einstieg, Stop und Ziele; keine Ergänzung oder Signalerzeugung. Alle Zahlen, Kurse und Vorgaben liefert der Aufrufer. Keine eigenen Kursdaten, kein Brokerzugriff, keine Ausführung. Rechenwerkzeug, keine Anlageberatung, keine Empfehlung.

Pin a file to IPFS

Spot Check. REQUIRES ?host= on the paid request — a signed request without it is refused before the gate and no money moves. Name a host and get what this observatory already holds on it, signed: corpus rounds and verdicts as recorded, when we last actually knocked, our coverage of the window since we met it, and the gaps with their reasons. Read from the books at the counter — no request is made

Automaton-Sovereign Value API call

Parse RSS/Atom feeds into structured JSON. Pay per call with USDC (x402) or credits - archtools.dev

TCGPlayer current prices for every card in a set — useful for set value tracking and sealed Pokemon / Magic / Yu-Gi-Oh product pricing.

Japanese business-day calculator: check if a date is a business day, add N business days to a date, or count business days in a range. Accounts for weekends and Japanese national holidays; optional Saturday and year-end/new-year rules.

Takes a cipher policy in OpenSSL syntax and resolves it into the concrete list of TLS 1.2 cipher suites that the pinned build would actually offer, in the order it would offer them. This closes the gap between a policy string in a configuration file and what a server ends up negotiating: aliases expand, exclusions apply, and suites below the build's security level drop out silently in normal opera

VAT calculator for EU-27 + UK: net→gross or gross→net at standard or reduced rate. Includes rates table snapshot date.

Total US public debt outstanding, to the penny, latest available

safe arithmetic eval (+ - * / % ^ parens)

Get detailed information for a specific Kalshi event by ticker symbol

Returns "World Hello" - UPDATED TEST v2.0

Live feed of every active rail disruption across the Japanese (JP) network in one call — delays and suspensions with bilingual summaries, refreshed continuously from ODPT. Built for MONITORING agents: poll on an interval (e.g. every 5 minutes) to maintain a nationwide incident watchlist without querying stations one by one.

QR code generation returning clean scalable SVG: any text/URL up to 1800 chars, selectable error-correction level (L/M/Q/H).

Returns the 4 top-level product categories (market intelligence, workflows, media generation, infrastructure) with endpoint lists and service counts — use it to route discovery before browsing individual services.

ETH Volatility Risk Premium — DVOL minus Parkinson realized vol (72h). Positive = sell-vol opportunity, negative = buy-vol. Response includes regime classification (LOW/MID/HIGH), raw inputs for audit (DVOL, RV_72h, RV_6h, spot), timestamp, and open methodology URL.

Official public holidays by country and year, with regional subdivisions, localized names and normalized dates.

Use to check what common building materials cost on the shelf in the Rio Grande Valley (McAllen, Mission, Edinburg): 2x4 and 2x6 studs, OSB, drywall, concrete mix, CMU block, rebar, shingles, underlayment, housewrap, insulation, paint, doors, deck screws. Dated prices at big box stores and a local yard, checked twice a week, for estimating or checking a bid. Not a quote. Example: "What does a shee

Food inflation dashboard with the headline category rate, movers and source-based context. Example: geo DE. Published periods and gaps stay visible. Official indices are not retail shelf prices.

Map a natural-language drug, diagnosis, or lab phrase to a current RxNorm, ICD-1