Quicknode
Crypto Databasepolygonsolana
2 endpointsAPI-keyless access to 79+ blockchain networks via JSON-RPC, REST, gRPC-Web, and WebSocket. Credit-based pricing.
Base URL
https://api.dao.pub/market/quicknodeEndpoints
POST
/{network}$11.00JSON-RPC gateway for 79+ blockchain networks.
Auth flow: (1) generate SIWE with domain='x402.quicknode.com', uri='https://x402.quicknode.com', statement='I accept the Quicknode Terms of Service: https://www.quicknode.com/terms'; (2) POST {message, signature} to /auth for JWT; (3) use 'Authorization: Bearer <jwt>' on all RPC calls. First call triggers $10 USDC x402 payment for 1M credits.
Path
networkstring (e.g. eth-mainnet, base-mainnet, solana-mainnet)Body
jsonrpc"2.0"idnumber | stringmethodstring (e.g. eth_blockNumber, eth_getBalance, getBalance, getAccountInfo)paramsarrayGET
/{network}/v1/{restPath}$11.00REST API gateway for chains with HTTP REST endpoints such as Aptos.
Same auth flow as JSON-RPC endpoint. GET /{network}/v1/{restPath} with desired REST resource path.
Path
networkstring (e.g. aptos-mainnet)restPathstring (REST resource path)