Getting Started
What Is USDT? Stablecoins Explained for Beginners
USDT (Tether) is the 'dollar voucher' of the crypto world. Learn what it is, why almost every trade starts with USDT, its real risks, and the most common misconceptions.
Almost everyone who deposits money on an exchange for the first time hits the same question: why do I need to buy something called USDT first instead of buying Bitcoin directly? This article explains USDT clearly.
What is USDT?
USDT (Tether) is a stablecoin — a cryptocurrency pegged to the US dollar, designed to hold a value of 1 USDT ≈ 1 USD. Its issuer, Tether, states that every USDT is backed by equivalent reserve assets.
The simplest way to think about it: USDT is the 'dollar voucher' of the crypto world.
Why does everything start with USDT?
- The base trading pair: most coins on exchanges are priced in USDT (BTC/USDT, ETH/USDT) — like a supermarket pricing everything in one currency.
- Sheltering from volatility: when you want to step out of the market temporarily, converting to USDT 'locks in' dollar value without withdrawing to a bank.
- P2P on-ramp: when you buy crypto with local currency via P2P, what merchants sell you is usually USDT.
- Easy transfers: speed and cost depend on the selected network, while USDT targets a price near one US dollar.
USDT vs USDC
| USDT | USDC | |
|---|---|---|
| Issuer | Tether | Circle |
| Market cap | Largest | Second largest |
| Reserve information | Issuer reserve reports and attestations | Issuer disclosures and third-party attestations |
| Best for | Trading and P2P — most liquid | Use cases with higher compliance needs |
For everyday use inside an exchange the difference is small; USDT has the deepest liquidity and the most active P2P market.
The honest risks of USDT
- Issuer risk: USDT's value depends on Tether's reserves and credibility; its reserve transparency has been questioned in the past.
- Brief de-pegs: in extreme markets USDT can temporarily trade away from $1 (it has usually recovered quickly).
- Wrong-network transfers: USDT exists on multiple networks (TRC20, ERC20, and more). Sending on the wrong network can mean losing your funds — deposits and withdrawals must use the same network.
- It is not an investment: USDT does not appreciate. It is a medium of exchange and a temporary store of value, nothing more.
Common misconceptions
"USDT is the same as US dollars" — No. It is a token issued by a private company. It is pegged to the dollar but is not a bank deposit and is not covered by deposit insurance.
"Stablecoins are risk-free" — They are only low-volatility. Issuer risk and de-peg risk still exist.
"Any network works for transfers" — Choosing the wrong network is one of the top reasons beginners lose funds. See the checklist in our complete guide to buying Bitcoin.
Further reading
- How to Buy Bitcoin: Complete Beginner Walkthrough
- What Is KYC Verification
- Crypto Exchange Security Guide
⚠️ Risk warning: Cryptocurrencies (including stablecoins) carry price and issuer risks. Do your own research and follow the laws of your jurisdiction. This article is educational and not investment advice.
📍 Regional notice: This site's content is not directed at residents of mainland China.
Verification card: 2026-07-12 (UTC+8)
A stablecoin review should separate issuer and legal entity, reserve composition and attestation scope, redemption rules, blockchain network, and exchange custody risk. An issuer attestation is not deposit insurance and is not the same as a full financial-statement audit.
Official checks: Tether transparency | Circle USDC reserve information