Duo Data Utilities
https://api.duoleads.com
● healthy
crypto
33 pay-per-call data utilities, $0.05 each, paid over x402.
Category
crypto
Chains
base, eip155:8453
Price
$0.0500 USDC / call
Quality grade
How grading works
B
71.4 / 100
Availability
40.0 / 40
Endpoint responded (HTTP 200)
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
11.4 / 40
2 distinct payers, 138 USDC transfers in the last 30 days
Owner verified
0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 9 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.
Paid endpoints
33 resource(s) advertised by this origin.
https://api.duoleads.com/v1/chain/address
https://api.duoleads.com/v1/chain/selector
https://api.duoleads.com/v1/code/hash
https://api.duoleads.com/v1/code/idn
https://api.duoleads.com/v1/code/jwt
https://api.duoleads.com/v1/code/semver
https://api.duoleads.com/v1/code/url
https://api.duoleads.com/v1/geo/distance
https://api.duoleads.com/v1/geo/geohash
https://api.duoleads.com/v1/geo/pluscode
https://api.duoleads.com/v1/geo/polygon
https://api.duoleads.com/v1/id/gs1
https://api.duoleads.com/v1/id/iban
https://api.duoleads.com/v1/id/iban-build
https://api.duoleads.com/v1/id/national
https://api.duoleads.com/v1/id/security
https://api.duoleads.com/v1/num/allocate
https://api.duoleads.com/v1/num/radix
https://api.duoleads.com/v1/num/stats
https://api.duoleads.com/v1/num/words
How to call
cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X GET https://api.duoleads.com # expect HTTP 402 Payment Required (about $0.05/call)
/.well-known/x402.json
https://api.duoleads.com/.well-known/x402
Listed in
Directories this entry was found in.
cdp-bazaar
x402scan