Everything new across the 1inch APIs, SDKs, and developer tools.
Preview, open and close 1inch Aqua maker positions from your AI client with the MCP aqua tool. Your wallet signs every transaction. Analytics stay public.
1inch Business now supports Arc (chain ID 5042) with full API coverage from day one: Classic and Gasless Swaps, cross-chain swaps, limit orders, Web3 RPC and Data APIs.
1inch Business now supports Cronos, Monad and HyperEVM with full API coverage from day one: Classic and Gasless Swaps, cross-chain swaps, limit orders, Web3 RPC and Data APIs. Pass chain ID 25, 143 or 999 to get started.
Pay for 1inch APIs per request in USDC on Base, with no subscription and no monthly commitment. x402 runs alongside plans, so you and your agents can pay as you go.
Build on Aqua, the 1inch shared liquidity layer, across every surface — a read-only REST API for protocol analytics, the TypeScript SDK for on-chain ship/dock/pull/push, and an aqua tool on the 1inch MCP Server.