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Pay-per-call discovery

Endpoints you can call with USDC over the x402 protocol — verified through Suverse Pay or self-listed by their operators.

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562 listings

COVID Global Totals

Global COVID-19 totals from the disease.sh aggregator, no key. Returns worldwide cases, deaths, recovered, active, tests, and per million metrics. For AI agents in public health dashboards.

Base (Coinbase L2)solana:mainnetNoble
health

$0.09 per call

Country Military Expenditure Share Of GDP

Military Expenditure Share Of GDP for any country by ISO code as a yearly World Bank Open Data time series, no key. Returns country, year, and value. For AI agents doing macro, demographic, and…

Base (Coinbase L2)solana:mainnetNoble
macro

$0.07 per call

River Discharge Forecast

River discharge (flood) forecast for a latitude and longitude from the Open-Meteo flood API, no key. Returns daily river discharge in cubic meters per second. For AI agents in flood risk, insurance,…

Base (Coinbase L2)solana:mainnetNoble
geo

$0.06 per call

Name To Age Estimate

Estimate the likely age for a first name from Agify, no key. Returns the predicted age and sample size. For AI agents enriching profiles and demographic guessing.

Base (Coinbase L2)solana:mainnetNoble
social

$0.06 per call

NWS Station Latest Observation

Latest weather observation from a US National Weather Service station, no key. Returns temperature, wind, humidity, and conditions. For AI agents needing official US ground-truth weather.

Base (Coinbase L2)solana:mainnetNoble
weather

$0.06 per call

Country GDP Per Capita

GDP Per Capita for any country by ISO code as a yearly World Bank Open Data time series, no key. Returns country, year, and value. For AI agents doing macro, demographic, and cross country analysis.

Base (Coinbase L2)solana:mainnetNoble
macro

$0.07 per call

Healthcare Organizations (NPI) Search

Search Healthcare Organizations (NPI) from the NIH NLM Clinical Tables service by terms, no key. Returns matching codes and display names. For AI agents in health, coding, and clinical workflows.

Base (Coinbase L2)solana:mainnetNoble
health

$0.09 per call

US Address Geocoder

Geocode a US street address via the Census Bureau geocoder, no key. Returns matched address, coordinates, and census geography. For AI agents standardizing and geocoding US addresses.

Base (Coinbase L2)solana:mainnetNoble
geo

$0.06 per call

Country Population Time Series

Total population for any country by ISO code as a yearly time series from World Bank Open Data, no key. Returns country, year, and population. End to end pipeline auto indexing test endpoint for the…

Base (Coinbase L2)solana:mainnetNoble
macro

$0.07 per call

Wikipedia Page Summary

Concise summary of an English Wikipedia article by title via the REST API, no key. Returns the extract, description, thumbnail, and canonical URL. For AI agents grounding answers and enriching…

Base (Coinbase L2)solana:mainnetNoble
knowledge

$0.06 per call

Supported FX Currencies

List of currencies supported by the Frankfurter ECB rate service with full currency names, no key. For AI agents validating currency codes and building dropdowns and conversion UIs.

Base (Coinbase L2)solana:mainnetNoble
forex

$0.06 per call

Models For A Make

All vehicle models for a given make from NHTSA vPIC, no key. Returns model id and name for the manufacturer. For AI agents populating make and model selectors and validating vehicle data.

Base (Coinbase L2)solana:mainnetNoble
vehicles

$0.08 per call

OpenAlex Concepts Search

Search the OpenAlex open scholarly graph for concepts by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and…

Base (Coinbase L2)solana:mainnetNoble
academic

$0.08 per call

Postal Code Lookup

Resolve a postal code to its place names, state, and coordinates via Zippopotam, no key. Returns places with city, state, latitude, and longitude. For AI agents validating addresses and enriching…

Base (Coinbase L2)solana:mainnetNoble
geo

$0.06 per call

Elevation By Coordinate

Ground elevation in meters for a latitude and longitude via the Open-Meteo elevation service, no key. Returns the elevation for the point. For AI agents in mapping, terrain, drone, and outdoor…

Base (Coinbase L2)solana:mainnetNoble
geo

$0.06 per call

Next Public Holidays

Upcoming public holidays for a country in the next year from Nager.Date, no key. Returns each holiday date and name. For AI agents reminding users and planning around upcoming closures.

Base (Coinbase L2)solana:mainnetNoble
calendar

$0.05 per call

OpenAlex Authors Search

Search the OpenAlex open scholarly graph for authors by keyword, no key. Returns ranked matches with identifiers and metadata. For AI agents doing literature review, research enrichment, and…

Base (Coinbase L2)solana:mainnetNoble
academic

$0.08 per call

FX Rate Time Series

Daily ECB reference exchange rate time series between two currencies over a date range via Frankfurter, no key. For AI agents backtesting FX, computing volatility, and charting currency trends.

Base (Coinbase L2)solana:mainnetNoble
forex

$0.06 per call

ISS Live Position

The live position of the International Space Station from the wheretheiss.at service, no key. Returns latitude, longitude, altitude, velocity, and timestamp. For AI agents tracking the ISS and…

Base (Coinbase L2)solana:mainnetNoble
space

$0.08 per call

Place Name Geocoding

Geocode a place name to coordinates via the Open-Meteo geocoding service, no key. Returns ranked matches with latitude, longitude, country, admin region, and population. For AI agents turning place…

Base (Coinbase L2)solana:mainnetNoble
geo

$0.06 per call