Supported Networks - PayAI Documentation

Network Name	V1 Network String	V2 CAIP-2 ID
Arbitrum One	`arbitrum`	`eip155:42161`
Arbitrum Sepolia	`arbitrum-sepolia`	`eip155:421614`
Avalanche	`avalanche`	`eip155:43114`
Avalanche Fuji	`avalanche-fuji`	`eip155:43113`
Base	`base`	`eip155:8453`
Base Sepolia	`base-sepolia`	`eip155:84532`
Polygon	`polygon`	`eip155:137`
Polygon Amoy	`polygon-amoy`	`eip155:80002`
Sei	`sei`	`eip155:1329`
Sei Testnet	`sei-testnet`	`eip155:713715`
SKALE Base	`skale-base`	`eip155:1187947933`
SKALE Base Sepolia	`skale-base-sepolia`	`eip155:324705682`
Solana	`solana`	`solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp`
Solana Devnet	`solana-devnet`	`solana:EtWTRABZaYq6iMfeYKouRu166VU2xqa1`
X Layer	`xlayer`	`eip155:196`
X Layer Testnet	`xlayer-testnet`	`eip155:1952`

Solana batch settlement

Batch settlement is available as a public preview for USDC. The public /supported endpoint advertises its dedicated fee payer and admission limits. Its /verify and /settle requests require a merchant API key, even within the free tier.

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