What EVM blockchains does the in-platform swap support?

The swap supports 8 EVM chains: Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Smart Chain (BSC), Avalanche, and Monad. Both same-chain and cross-chain EVM swaps are available. More chains are planned.

Are there fees for swapping inside Palindrome Pay?

Palindrome Pay charges a flat 0.2% fee per swap, plus standard blockchain gas fees. The full cost breakdown — including the 0.2% platform fee, estimated gas, and DEX trading fees — is shown before you confirm.

How do I use my swapped USDT for an escrow or payment?

Once the swap settles, the USDT is in your connected wallet. Navigate to the Escrow section to create or fund an escrow, or use Payment Link or Invoice to send a payment request — all without leaving Palindrome Pay.

What is Rubic Exchange?

Rubic Exchange (rubic.exchange) is a cross-chain EVM DEX aggregator that sources liquidity from hundreds of decentralized exchanges to find the best swap rates. It handles token approvals, routing, and cross-chain EVM bridging automatically.

Swap Any EVM Token to USDT Inside Palindrome Pay — Powered by Rubic Exchange

No need to leave the platform. Swap ETH, WBTC, BNB, MATIC, AVAX and more directly to USDT across 8 EVM chains. 0.2% fee per swap.

The Problem: Switching Between Platforms to Get Stablecoins

Before this integration, getting USDT meant leaving Palindrome Pay, opening Uniswap or a CEX, reconnecting your wallet, swapping, and coming back. Palindrome Pay now has Rubic Exchange (rubic.exchange) built in — swap any EVM token to USDT without leaving the site.

How to Swap Inside Palindrome Pay

Connect your EVM wallet (MetaMask, WalletConnect, Coinbase Wallet), select the token to swap from, choose USDT or USDC as the target, review the best EVM DEX rate, confirm, and your USDT is ready to use for escrow or payments instantly.

Supported EVM Blockchains

Ethereum, Base, Arbitrum, Optimism, Polygon, BNB Smart Chain (BSC), Avalanche, and Monad — all EVM chains with same-chain and cross-chain swap routes powered by Rubic Exchange. More chains planned.

Fees

Palindrome Pay charges a flat 0.2% fee per swap, plus standard blockchain gas fees. The full cost breakdown is shown before you confirm — no hidden charges.

The Full Workflow: Swap Then Pay or Escrow

Swap ETH to USDT on Base (0.2% fee + gas), then immediately create an escrow, fund a payment link, or send an invoice — all within Palindrome Pay. No browser tabs switched, no other platform needed.