x402-seller.onrender.com publishes 21 machine-payable endpoints over the x402 protocol, priced from $0.001 to $0.51 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /air/quality | GET | $0.001 | 402 |
| /census/demographics | GET | $0.001 | 200 |
| /chain/balance | GET | $0.012 | 200 |
| /currency/rate | GET | $0.008 | 402 |
| /earthquakes/recent | GET | $0.001 | 402 |
| /electricity/price | GET | $0.001 | 402 |
| /fire/risk | GET | $0.39 | 200 |
| /gas/price | GET | $0.001 | 402 |
| /geo/lookup | GET | $0.001 | 200 |
| /nuclear/outages | GET | $0.001 | 402 |
| /ocean/tides | GET | $0.001 | 200 |
| /oil/price | GET | $0.005 | 402 |
| /payments/history | GET | $0.001 | 402 |
| /route/hazards | GET | $0.05 | 402 |
| /sec/filings-search | GET | $0.05 | 402 |
| /space/asteroids | GET | $0.001 | 402 |
| /space/weather | GET | $0.51 | 200 |
| /treasury/debt | GET | $0.001 | 402 |
| /water/flood-risk | GET | $0.31 | 200 |
| /water/streamflow | GET | $0.001 | 200 |
| /weather/forecast | GET | $0.01 | 200 |
Current U.S. EPA Air Quality Index (AQI) and pollution levels for a specific location, given latitude/longitude — use to check smog, air pollution, or whether it's safe to be outside. Sourced from the…
US Census Bureau American Community Survey (ACS) 5-Year estimates for a ZIP code: total population, median household income, median age, and total housing units. ZIP codes map to Census ZCTAs (Census-…
Check a wallet's live balance on Base mainnet: native ETH (e.g. to confirm it has enough for gas) plus an optional ERC20 token balance (e.g. USDC) when a token contract address is supplied. Sourced fr…
Currency exchange rate for converting between any two currencies (forex/FX rate), drawn from a set of 30+ major currencies, sourced from the European Central Bank's official daily reference rates. Upd…
Check for recent significant earthquakes, quakes, or seismic activity anywhere in the world, from the past 7 days, sourced from USGS (US Geological Survey). Answers questions like "was there an earthq…
Current average U.S. retail price of electricity, in cents per kilowatt-hour (cents/kWh) — e.g. "what's the electricity price right now". Reflects the latest monthly data (not real-time), averaged acr…
Active US wildfires near a location, with distance, bearing, size in acres and containment percent for the nearest and largest, plus any National Weather Service Red Flag Warning in force and current …
Latest Henry Hub natural gas spot price (USD/MMBtu), sourced from the U.S. Energy Information Administration. Data lags several business days behind the market; not live trading data.
Forward geocode a free-text address, place name, or city (e.g. "Tokyo, Japan") into geographic coordinates — latitude and longitude — plus its IANA timezone. Use this to convert a location description…
Current U.S. nuclear power outage levels, updated daily: nationwide total generating capacity, megawatts offline, and percent outage. Aggregate figure for the whole U.S. reactor fleet, not broken out …
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=predictions, default), or the latest …
Current crude oil price in USD per barrel — WTI or Brent spot price from the U.S. Energy Information Administration (EIA). Reflects the latest official daily figure, not live or real-time trading data…
This seller's own recent USDC settlement history on Base mainnet — every payment received, with transaction hash, payer address, amount, and block number. Use it to confirm whether a specific payment …
Driving route between two US points, cross-checked against live hazards along the way: distance and duration, plus any active NIFC wildfires within a corridor of the route and any National Weather Ser…
Full-text search across every SEC EDGAR filing since 2001 (10-K, 10-Q, 8-K, and more) by keyword, company name, or topic. Returns matching filings: company name, ticker (if available), CIK, form type,…
Near-Earth asteroids (NEOs) making their closest approach to Earth on a given date (default: today), sorted by distance -- also called close-approach or flyby data. Includes each asteroid's estimated …
Current space weather conditions from NOAA SWPC in one call: planetary Kp index mapped to the official NOAA G-scale geomagnetic storm level, the latest GOES solar X-ray flare with both its current and…
Current total U.S. national debt outstanding — how much the U.S. government owes right now — from the Treasury's 'Debt to the Penny' data: total public debt outstanding, debt held by the public, and i…
Flood risk at a US river gauge: current water level measured against the official National Weather Service flood stages (action, minor, moderate, major), how many feet remain before each one is reache…
Real-time river and stream conditions at a USGS stream gauge — current streamflow/discharge (cubic feet per second) and gauge height/water level/stage (feet), i.e. how much water is flowing and how hi…
Official U.S. National Weather Service (NWS) forecast for the next period — the nearest upcoming forecast window, e.g. today, tonight, or tomorrow — at a given latitude/longitude. US locations only. U…