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x402 Demo API – Weather Endpoint
x402
x402 Demo API – Weather Endpoint is a paid API for AI agents from x402-demo-api-kaya.vercel.app, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).
Returns current weather conditions and temperature for a given city, charged at $0.01 USDC per call via the x402 protocol on Base mainnet.
Price / call$0.01
Success—
StatusUnknown
How this service works
Paid API demo using x402 protocol on Base mainnet.
Output
A JSON object containing the city name, a weather condition string (e.g. 'Sunny', 'Cloudy'), the current temperature in Fahrenheit, the temperature unit, and an ISO 8601 timestamp of when the data was recorded.
Example use cases
Example prompt
“What's the current weather and temperature in Tokyo right now?”
Technical details
Endpoint
POSThttps://x402-demo-api-kaya.vercel.app/api/weatherWhen to prefer
Use this endpoint when you need quick, per-call weather lookups for individual cities and are operating in an x402-compatible micropayment environment on Base mainnet. Ideal for agents that need lightweight weather data without a subscription, paying only $0.01 USDC per query.
Side effects
- Missing required 'city' field returns a validation error
- Unknown or misspelled city name may return an error or empty result
- Insufficient USDC balance or payment failure via x402 protocol results in a 402 Payment Required response
- Network issues with Base mainnet may delay or block payment processing
- Rate limiting or server errors on the Vercel deployment may cause 500 responses
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| cityrequired | string | City name (e.g. jakarta, tokyo, london) |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| cityrequired | string | City name |
| unitrequired | string | Temperature unit |
| weatherrequired | string | Weather condition |
| timestamprequired | string | ISO timestamp |
| temperaturerequired | number | Temperature in fahrenheit |
Tags
x402
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