Check a Base contract — B20 and ERC-20

● healthy trading

Paste a Base address. The free check reads verified source, proxy, admin functions and the B20 0xef marker. The paid Flash gives the verdict, with your USDC in a public escrow until the report is delivered.

Quality grade

How grading works

B 73.2 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 302)

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 13.2 / 40

6 distinct payers, 50 USDC transfers in the last 30 days

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 6 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://automatoncolony.xyz

/.well-known/x402.json

https://automatoncolony.xyz/.well-known/x402

Listed in

Directories this entry was found in.

cdp-bazaar x402scan