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What Is USDT (Tether)?

What is USDT, and how does a privately issued token manage to track the US dollar?

FluxoMarkets editorial desk. Updated 26 September 2026. Editorial policy

Flowing river of light made of tiny currency symbols

Key takeaways

  • USDT is a stablecoin issued by Tether, intended to be worth $1.
  • Creation and redemption by approved customers keep its market price close to $1.
  • It is exposed to issuer, regulatory and operational risks.

How the peg works

Approved customers can create USDT by depositing dollars with Tether and redeem USDT for dollars. If USDT trades below $1, they can buy it cheaply and redeem it at par; above $1, they can create and sell it. This arbitrage is similar in spirit to how currency boards defend a fixed exchange rate, but it depends on a private company's reserves.

Digital padlock made of circuits protecting a crypto coin

What backs it

Tether reports reserves mainly in short-term US Treasury bills, plus other assets. It publishes periodic reserve reports; readers can check the latest breakdown and the type of assurance provided.

Why traders use it

  • As the quote currency on crypto exchanges.
  • To move dollar value between platforms at any hour.
  • To park funds between trades without converting back to bank money.
Courthouse column motif combined with a secure digital shield

Networks

USDT exists on several blockchains, notably Tron (TRC20) and Ethereum (ERC20). Transfers must use a network the recipient supports. Fees differ: Tron is typically cheaper for transfers.

Risks

  • Issuer and reserve risk; no deposit insurance.
  • Short de-pegs during market stress.
  • Freezes at specific addresses by the issuer.
  • Regulatory changes affecting where it can be offered.

Common questions

Is USDT a currency?

It is a token that tracks a currency. It is not legal tender and is not issued by a government.

Can USDT be used on forex platforms?

Some offshore providers accept it for deposits. Check whether any such provider is authorised in your country before using it.

Sources

  • Tether transparency reports