Endpoint · onchainPOSTx402-echo-service.onrender.com /chain/code
Determine whether an address on Base is a contract or an externally owned account.
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Determine whether an address on Base is a contract or an externally owned account. POST {"address":"0x..."} and receive isContract, the bytecode size in bytes and its keccak-256 hash. Useful before sending funds to an unfamiliar address.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.001 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://x402-echo-service.onrender.com/chain/code
Seen
first 35 days ago · last 5 days ago
64 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Buy it through Teppi
- ?Pay on delivery
- 0.003000 USDC (0.001000 to the seller, 0.002000 fee)
- Where
- https://api.teppi.xyz/v1/via/cap_01M1A59MV9211CWD0YTH3M5AKY
- ?Ask the price
curl -si -X POST https://api.teppi.xyz/v1/via/cap_01M1A59MV9211CWD0YTH3M5AKY -H 'content-type: application/json' -d '{}'
About
- ?Description
- Determine whether an address on Base is a contract or an externally owned account. POST {"address":"0x..."} and receive isContract, the bytecode size in bytes and its keccak-256 hash. Useful before sending funds to an unfamiliar address.
- URL
- https://x402-echo-service.onrender.com/chain/code
- Method
- POST
- Class
- onchain
- ?Checkable to
- L1
- Endpoint id
- cap_01M1A59MV9211CWD0YTH3M5AKY
- ?Badge
Reads live. UNRATED until paid calls earn a letter.
- Markdown
- [](https://teppi.xyz/endpoint/cap_01M1A59MV9211CWD0YTH3M5AKY)
- HTML
- <a href="https://teppi.xyz/endpoint/cap_01M1A59MV9211CWD0YTH3M5AKY"><img src="https://api.teppi.xyz/badge/cap_01M1A59MV9211CWD0YTH3M5AKY.svg" alt="Teppi delivery record"></a>
- Image
- https://api.teppi.xyz/badge/cap_01M1A59MV9211CWD0YTH3M5AKY.svg
Verify it yourself
npx teppi-check https://x402-echo-service.onrender.com/chain/codecurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59MV9211CWD0YTH3M5AKY