Configuration

Environment variables to customize networks and endpoints.

Web App

# clients/web/.env.local
NEXT_PUBLIC_NETWORK=devnet
NEXT_PUBLIC_SOLANA_RPC_URL=https://api.devnet.solana.com
NEXT_PUBLIC_PROVIDER_DISCOVERY_URL=http://localhost:8080/.well-known/x402

Sample .env.local

# Network: devnet | mainnet-beta | testnet
NEXT_PUBLIC_NETWORK=devnet

# Optional custom RPC (overrides default cluster API)
NEXT_PUBLIC_SOLANA_RPC_URL=https://api.devnet.solana.com

# Provider discovery URL for API reference
NEXT_PUBLIC_PROVIDER_DISCOVERY_URL=http://localhost:8080/.well-known/x402