● down
ai
Pay-per-request utility APIs powered by x402 using USDC on Base.
Category
ai
Chains
base, eip155:8453
Price
$0.0050–$20.0000 USDC
Quality grade
How grading works
D
39.9 / 100
capped at D while down
Availability
0.0 / 40
Endpoint did not respond
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
32.8 / 40
154 distinct payers, 35515 USDC transfers in the last 30 days
Owner verified
0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 16 h ago.
On-chain activity last read 7 d ago.
Availability and on-chain demand are both re-probed daily; the grade
updates automatically on the next pass.
Paid endpoints
21 resource(s) advertised by this origin.
https://www.api-xpay.com/x402/base64
https://www.api-xpay.com/x402/classify
https://www.api-xpay.com/x402/echo
https://www.api-xpay.com/x402/hash
https://www.api-xpay.com/x402/ip
https://www.api-xpay.com/x402/keccak
https://www.api-xpay.com/x402/keywords
https://www.api-xpay.com/x402/network
https://www.api-xpay.com/x402/outline
https://www.api-xpay.com/x402/payment
https://www.api-xpay.com/x402/ping
https://www.api-xpay.com/x402/quote
https://www.api-xpay.com/x402/random
https://www.api-xpay.com/x402/rewrite
https://www.api-xpay.com/x402/sentiment
https://www.api-xpay.com/x402/slug
https://www.api-xpay.com/x402/status
https://www.api-xpay.com/x402/summarize
https://www.api-xpay.com/x402/time
https://www.api-xpay.com/x402/uuid
How to call
cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://www.api-xpay.com/x402/base64/.well-known/x402.json
https://www.api-xpay.com/.well-known/x402
Listed in
Directories this entry was found in.
x402scan