the402 endpoint detail

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api.messari.io v1 rounds

https://api.messari.io/funding/v1/rounds

payable

Get paginated crypto funding rounds with investors, stage, and raised amounts.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.15
Network
base
Pay to
0x75Ddd3c42eAce13c59EA0CD1141B886A1c70D2A5
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
97 ms
Payment options
3 usable of 3
Last checked
2026-08-10T09:17:23.128Z (1d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.messari.io%2Ffunding%2Fv1%2Frounds"