Authorizations
x402 blockchain payment authorization header containing signed EIP-3009 Transfer with Authorization
Body
application/json
CAIP-12 chain identifier or slug
Retrieve the version string of the blockchain client software (e.g., Geth, Parity, Besu). Returns detailed version information including client name, version number, and build details. Useful for client identification and compatibility checking. Requires x402 blockchain payment.
x402 blockchain payment authorization header containing signed EIP-3009 Transfer with Authorization
CAIP-12 chain identifier or slug