API Authentication & Rate Limit

Base URL

All API requests are made to the following base URL:

https://api.dapplooker.com/v1

Authentication

This endpoint supports two authentication methods:

Method	Description
API Key	Provide your Loky API key using the api_key parameter for authenticated access.
x402 Payment Protocol	If api_key is not provided, the request automatically uses the x402 protocol for on-chain payment verification.

💡 Tips

• To get access to your API key, please reach out to the DappLooker team

• For seamless integration, user can follow the x402 Quickstart Guide for Buyers.

Status Codes

Code	Description
200 (Successful)	Returned when the request is successful
400 (Bad Request)	Invalid request and the server could not process the user's request
401 (Unauthorized)	Invalid API key for the requested resource by the user
402 (Payment Required)	Uses the x402 protocol for on-chain payment required
423 (Too many requests)	Likely indicating that the rate limit has reached

Rate Limit

• Default Rate Limit: 100 calls per minute.

• Can be configured based on subscription tier you chose