● healthy
a2a-agent
Curated paid API directory for AI agents. Discover and connect to APIs that accept Lightning (L402), USDC on Base (x402), or Machine Payment Protocol (MPP) payments.
Category
a2a-agent
Chains
base
Price
$2.5000 USDC / call
Quality grade
How grading works
C+
60.0 / 100
Availability
40.0 / 40
Endpoint responded (HTTP 402)
Payability
20.0 / 20
- ✓ Answers a real HTTP 402 challenge
- ✓ Publishes a /.well-known/x402 descriptor
- ✓ Payment address on record
- ✓ Settlement network declared
- ✓ Price declared
Demand
0.0 / 40
Payment address on record, not yet queried on-chain
Owner verified
0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 9 h ago.
Availability and on-chain demand are both re-probed daily; the grade
updates automatically on the next pass.
How to call
cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X GET https://satring.com/api/v1/services/bulk # expect HTTP 402 Payment Required (about 2.5 USDC/call)/.well-known/x402.json
https://satring.com/.well-known/x402
Listed in
Directories this entry was found in.
a2a