Post an order

Both sides of the book are open to anyone. Sell the Arc USDC you hold, or bid Base USDC for Arc USDC you want. Your funds sit in the escrow contract, never with the desk, and you can cancel and withdraw whenever you like.

Arc USDC to sell

Premium (%)

Order window

Selling Arc USDC

1
Your funds are escrowed Two wallet transactions: approve, then post. The contract holds them, not us.
2
Someone takes your order The desk reserves your slice for them and settles both legs under one hashlock.
3
You are paid Unfilled liquidity stays yours — cancel any time, or let the window expire.

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