the402 endpoint detail

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energy.netzhandwerker.de v3 market-brief

https://energy.netzhandwerker.de/v3/market-brief

answers 402

Returns licensed ENTSO-E and SMARD spot-market context for compute, DePIN, battery and power-trading agents: published day-ahead prices, volatility, load, renewable share when available, the observed share of published negative-price hours, uncertainty, freshness and expiry.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.05
Network
base
Pay to
0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
712 ms
Payment options
1 usable of 1
Last checked
2026-08-15T14:24:38.494Z (1h ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fenergy.netzhandwerker.de%2Fv3%2Fmarket-brief"