USDT Tether USD
USD-pegged · fiat-backed · #1 by USD value
Supply Over 90 Days
About Tether
Tether holds cash & t-bills against its USDT supply, issued by Tether Limited. Supply spans 111 chains, with Tron holding 49% of it. Figures on this page come from DefiLlama and refresh daily at 00:00 UTC.
Chain Distribution supply by blockchain
| Chain | Share | Supply |
|---|---|---|
| Tron | 49.1% | $89.81B |
| Ethereum | 40.9% | $74.90B |
| BSC | 5.0% | $9.18B |
| Solana | 1.6% | $2.96B |
| Aptos | 0.5% | $946.3M |
| Arbitrum | 0.5% | $842.0M |
| Polygon | 0.5% | $826.5M |
| Plasma | 0.4% | $701.6M |
| TON | 0.4% | $670.3M |
| Mantle | 0.2% | $443.0M |
| Avalanche | 0.2% | $382.3M |
| OP Mainnet | 0.1% | $196.2M |
Supply Changes
Frequently Asked Questions
What backs USDT?
USDT is backed by cash & t-bills. The issuer is Tether Limited. Reserve composition is as reported by the issuer; this page does not audit it.
How is USDT different from USDC and USDS?
USDC and USDS are the two largest USD stablecoins by circulation. USDT shares the USD peg but differs in issuer, reserve composition, chain mix, and where it is accepted. Use the comparison pages below for a field-by-field breakdown.
Where does the data on this page come from?
Circulating supply and chain distribution come from DefiLlama's stablecoin API; price and 24h volume come from CoinGecko. The page rebuilds daily at 00:00 UTC. Non-USD coins are converted to USD-equivalent using approximate reference rates, so those figures are indicative rather than exact.
Details
| Full Name | Tether |
| Symbol | USDT |
| Peg | USD |
| Peg Mechanism | fiat-backed |
| Backing | Cash & T-bills |
| Issuer | Tether Limited |
| Chains Deployed | 130 |
| CoinGecko | View on CoinGecko → |
| Data Source | DefiLlama → |
| Last Updated | 2026-08-09 · refreshes daily 00:00 UTC |
USDC
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USDG
USYC