the402 endpoint detail

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api.agentstools.dev btc block

https://api.agentstools.dev/btc/block

payable

Bitcoin block metadata by height or hash (or the chain tip when neither is given), fused with the current difficulty-adjustment context, a computed halving countdown and a network hashrate snapshot. Informational, not advice.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.008
Network
base
Pay to
0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
162 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:13:02.078Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.agentstools.dev%2Fbtc%2Fblock"