the402 endpoint detail

← All endpoints

2s.io energy solar-forecast

https://2s.io/api/energy/solar-forecast

payable

Solar irradiance + PV-yield forecast for any coordinate (free/keyless, global). Returns a daily 1-16 day forecast: GHI (kWh/m²), peak sun hours, sunshine hours, and estimated yield per kWp of panels (at a 0.75 performance ratio). For rooftop-solar planning, agrivoltaics, and EV-charge scheduling. Complements energy.solar-resource (NREL long-run averages, US).

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.0036
Network
base
Pay to
0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
88 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:17:44.640Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2F2s.io%2Fapi%2Fenergy%2Fsolar-forecast"