SENTINEL
https://sentinel-agent.dev
● healthy
ai
Agent-Level Transaction Safety Oracle for Autonomous AI Agents — x402 micropayments
Category
ai
Chains
base, arbitrum
Price
$0.0050 USDC / call
Quality grade
How grading works
B
71.3 / 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
11.3 / 40
5 distinct payers, 19 USDC transfers in the last 30 days
Owner verified
0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 7 h ago.
On-chain activity last read 11 d 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 -X POST https://sentinel-agent.dev/.well-known/x402.json
https://sentinel-agent.dev/.well-known/x402
Listed in
Directories this entry was found in.
x402scan