Preflight an unfamiliar x402 paid API before spending. Validate the live 402 payment challenge, network, USDC asset, amount, payTo recipient, TLS, redirects, manifest pr…
Air quality, pollution and environmental data for any city or lat/lon. Returns European and US AQI (air quality index), particulate matter PM2.5 and PM10, ozone (O3), ni…
Soil and agriculture intelligence for grower, agronomist and farming agents at any lat/lon. Returns live soil moisture at four depths, soil temperature at 0/6/18/54 cm,…
DeFi TVL (total value locked) for AI agents. Query a single protocol by slug (aave, uniswap, lido) for its current USD TVL, a specific chain by name, or omit both for th…
U.S. coastal tide data from NOAA — when's the next high or low tide, or what's the water level right now: high/low tide predictions for the next 48 hours (product=predic…
Telegram channel analytics and statistics: subscribers and growth, average post views, reach, engagement and engagement rate (ERR/ERR24), plus mentions and forwards. A q…
Validate phone numbers: E.164 format, country detection, line type (mobile/landline/VOIP/toll-free), and risk score. Deterministic, sub-second. x402-native.
Chilean net salary calculator: gross to net with AFP, health, unemployment insurance and impuesto unico using live UF/UTM values and current legal brackets.
Neural (embedding-based) web search over Exa's curated index, which finds pages by meaning rather than keyword overlap. Use it when a keyword engine returns the wrong th…
Current air quality index and pollutant concentrations for any location: US AQI, PM2.5, PM10, ozone, NO2, SO2, CO. Open-Meteo air quality API, no key, global.
Search the World Bank indicator catalog (1,400+ indicators across GDP, demographics, health, environment, education, etc.) by keyword. Returns indicator codes you can fe…
Fetch a public URL and return its JSON response body as parsed JSON, with the final URL after redirects and the content type. GET only, up to 2MB, private and internal a…
Web search API (SERP) with page text: like a search API key, pay per call. Pass q, optional n (1-10, default 5). Returns ranked results with title, url, domain, snippet,…
Probe a peer x402 jobs URL and return a CC0 x402-probe-receipt-v1 (HTTP status, PAYMENT-REQUIRED body/header agreement, latency). Interop helper for agent operators. Doe…
Verify a legal case citation: does it exist, and does the given case name match the canonical record? Catches a fabricated case citation, including a real-looking citati…
Meeting availability intersection — find maximal common free time slots across participant calendars within a bounded window.
Real-time L2 sequencer health across 12 chains (Base, Arbitrum, Optimism, zkSync, Blast, Linea, Mantle, Mode, Scroll, Taiko, Polygon zkEVM, Casper). Returns kernel-level…
Cheapest liveness ping: ONE request to any public URL — is anything answering, and how fast? Returns up/down, HTTP status, and latency in ms. Any HTTP response below 500…
Yield facet for a tokenized-RWA product: pool-level APY, base APY, reward APY, the 30-day mean APY and the 30-day change, plus a TVL-weighted average across the product'…
Audits word conflicts in public trademark indexes to verify name availability.
Real-time transit status for commuter and traveler agents. Returns live service status, delays, and alerts.
Single-signal check: is this website's pricing machine-readable for AI agents? Detects Offer schema with price/availability and pricing-transparency signals. Returns yes…
Check username availability across 20+ social platforms and developer sites simultaneously — returns which platforms have a profile registered under that handle so agent…
Domain registration lookup, WHOIS via RDAP — registrar, registration and expiry dates, last-updated date, nameservers, and status flags from the authoritative registry,…
