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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.

Projects: 4.4K
Paid endpoints: 87K
Paid calls · 30 days: 885K
Launched here: 0

Other services

2 results

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X
x402 CheckupOther services
Checkup for x402 buyer clients. Pay once and get a field-by-field diagnosis of the payment your client signed (amount, recipient, validity window, clock offset, nonce, EIP-712 signature) and of the request that arrived, plus the facilitator's verify and settle results. Base mainnet payments get the full diagnosis; Base Sepolia payments get a preview with the status of each check only.
BaseBase Sepoliacheckup.kagurazaka.dev
from $0.005
1 endpoint
18
7 payers
G
graphrag-tsOther services
Entity/relationship graph over a synthetic audit corpus, with source excerpts.
Base Sepoliapay.ashesborn.cloud
from $0.02
1 endpoint
2
1 payers

Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.