No KYC · Non-custodial · Private

Exchange Tether to Optimism

Move Tether (USDT) into Optimism (OP) on Optimism mainnet through TunnelSwap — a privacy-first, anonymous no-KYC swap. You send USDT from your own wallet; OP arrives at the payout address you paste. Top rates and low fees show before you broadcast, and most routes finish within minutes after deposit confirmations.

No KYC · No lasting profile
Non-custodial
NO-KYC automation

Start swap

You Send

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All fees included

Estimated rate: -

You Get

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Tunnel in 3 steps

Choose how much USDT to send and paste the Optimism address that should receive funds on Optimism mainnet.
Open the order to freeze the quote and reveal a one-time deposit destination.
Broadcast USDT to that destination. Once confirmations clear, OP is pushed to your payout wallet.

Before you broadcast

ERC-20 USDT follows Ethereum confirmation times.
Send USDT on Ethereum mainnet only — not Tron TRC-20.
Leave ETH in your wallet for gas when sending ERC-20 USDT.
Still waiting on OP? Give the wallet a few minutes to sync, then share your Exchange ID with support if the order already lists a payout hash.

USDT

You send

Tether — dollar-pegged stablecoin

USDT on Ethereum (ERC-20) is widely used in DeFi — send only on Ethereum mainnet.

USDT on Ethereum mainnet

Use an ERC-20 compatible Ethereum address. TRC-20 USDT is a different asset.

OP

You receive

Optimism — Ethereum L2 with low fees

OP is the governance token of Optimism — an Ethereum rollup with fast, low-cost transfers and deep Superchain liquidity.

OP not received?

Confirm your wallet is on Optimism mainnet and fully synced.

OP payout tips

Payouts go to Optimism — verify your wallet RPC is set to Optimism, not Ethereum mainnet.
Check Optimistic Etherscan with the payout tx hash from your order page.
Allow a minute for your wallet to refresh after the explorer shows the transfer.

Before you swap

Avoid wrong-network deposits and address format mistakes — read these guides first.

USDC vs USDT: pick the right network ERC-20, TRC-20, and other networks are not interchangeable. Ethereum gas & gwei for swaps How gas spikes affect deposit cost and confirmation speed. Sent crypto to the wrong network? Wrong chain sends often cannot be reversed — learn what to check first. Deposit amount must match exactly Under- and over-payments can delay or fail automated crediting.

All swap safety guides

Coin swap hubs

More no-KYC swap pairs and guides for each asset.

USDT Swap Tether (USDT) — no KYC hub OP Swap Optimism (OP) — no KYC hub

Related exchange pairs

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Frequently asked questions

Do I need KYC to swap USDT for OP on TunnelSwap?

No. TunnelSwap is an anonymous no-KYC, privacy-first exchange. There is no account, no ID upload, and no standing balance for Tether → Optimism swaps.

How fast is a USDT → OP swap?

Most routes settle within minutes. Final timing follows ERC-20 on Ethereum deposit confirmations and Optimism mainnet payout speed.

Does TunnelSwap hold my USDT or OP?

No. You fund the deposit from your wallet and OP is sent straight to the address you paste — non-custodial, wallet to wallet.

What if I use the wrong network for USDT?

Only send on the network shown for the order (ERC-20 on Ethereum). Wrong-chain deposits can be unrecoverable — review the safety guides before you broadcast.