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ApexAPI Crypto Contract Verifier
x402
ApexAPI Crypto Contract Verifier is a paid API for AI agents from apex-api-gamma.vercel.app, paid per call via x402, $0.109163/call, status unknown (last checked 2026-09-14).
Verifies the authenticity and validity of a smart contract on a blockchain network
Price / call$0.109163
Success—
StatusUnknown
How this service works
Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.
Output
Returns a verification result indicating whether the smart contract is valid and verified, along with associated contract metadata or audit details pulled from on-chain or indexer sources.
Example use cases
Example prompt
“Can you verify whether the smart contract at address 0x1f9840a85d5aF5bf1D1762F925BDADdC4201F984 is a legitimate, verified contract before I interact with it?”
Technical details
Endpoint
POSThttps://apex-api-gamma.vercel.app/api/crypto/contract/verifyWhen to prefer
Use this endpoint when you need to quickly verify the legitimacy or verification status of a smart contract address before interacting with it, sending funds, or recommending it to a user. Prefer this over manual blockchain explorer lookups when operating programmatically in an agent workflow.
Side effects
- Invalid or malformed contract address returns an error
- Contract not found on the specified network returns a not-found response
- Network or RPC timeout causes a service unavailable error
- Unrecognized blockchain identifier returns an unsupported chain error
- Empty query parameter returns a 400 bad request
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Search query or input parameter |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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