tBTC is a decentralized, trust-minimized ERC-20 token pegged 1:1 to Bitcoin, issued by the Threshold Network through a system of collateralized, randomly selected node operators — allowing BTC holders to use their bitcoin within Ethereum’s DeFi ecosystem without entrusting any single custodian. It is the primary decentralized alternative to WBTC (Wrapped Bitcoin), which relies on a centralized custodian.
| Stat | Value |
|---|---|
| Ticker | TBTC |
| Price | $75,690.00 |
| Market Cap | $435.68M |
| 24h Change | +0.1% |
| Circulating Supply | 5,757 TBTC |
| All-Time High | $125,646.00 |
| Contract (Ethereum) | 0x1808...3a88 |
| Contract (Sui) | 0x7704...TBTC |
| Contract (Hydration) | asset_...0765 |
| Contract (Polygon Pos) | 0x236a...794b |
| Contract (Bob Network) | 0xbba2...c2e2 |
| Contract (Base) | 0x236a...794b |
| Contract (Arbitrum One) | 0x6c84...de40 |
| Contract (Solana) | 6DNSN2...PWcU |
| Contract (Starknet) | 0x4daa...a32f |
| Contract (Optimistic Ethereum) | 0x6c84...de40 |
How tBTC Works
Users send BTC to a threshold-secured wallet generated by a randomly chosen group of signers. Once the deposit is confirmed on Bitcoin, an equivalent amount of tBTC is minted on Ethereum. Redemption works in reverse: burning tBTC triggers a BTC release from the signer group.
Signers are required to post ETH collateral (overcollateralized) as a security bond. If a signer misbehaves or fails to release BTC, their bond is slashed and used to compensate the depositor — ensuring trust-minimized operation without a central intermediary.
tBTC vs. WBTC
| Feature | tBTC | WBTC |
|---|---|---|
| Custody | Distributed signers (Threshold Network) | Centralized (BitGo) |
| Trust assumption | None — cryptographic + slashing | Custodial — trust BitGo |
| Minting speed | Slower (multi-party signing) | Faster |
| DeFi integration | Curve, Aave, MakerDAO | Same, plus wider liquidity |
| Censorship resistance | High | Low |
Use Cases
- DeFi collateral: Use BTC as collateral in Ethereum lending protocols like Aave and MakerDAO without a centralized intermediary
- Curve pools: tBTC/WBTC/sBTC liquidity pools on Curve Finance
- Trustless BTC yield: Earn DeFi yields on Bitcoin without trusting a custodian
The Threshold Network
tBTC v2 is operated by the Threshold Network, formed from the merger of NuCypher and Keep networks in 2022. Threshold uses threshold cryptography and Distributed Key Generation (DKG) to eliminate single points of failure. The T token governs the network and is staked by node operators.
History
- 2020 — Keep Network launches tBTC v1 on Ethereum mainnet; first decentralized Bitcoin bridge on Ethereum
- January 2022 — NuCypher and Keep Network merge to form the Threshold Network; T token unifies governance
- January 2023 — tBTC v2 launches with improved signer rotation and reduced collateral requirements
- 2023–2024 — tBTC grows as a decentralized WBTC alternative; integrated into Curve, Aave, and MakerDAO
Common Misconceptions
- “tBTC and WBTC are equally decentralized.” — WBTC relies entirely on BitGo as a centralized custodian; tBTC uses distributed, collateralized signers with no single point of control.
- “tBTC is riskier than WBTC.” — The risk profiles differ: tBTC has smart contract and signer coordination risk; WBTC has custodial and regulatory risk. Neither is categorically “safer.”
Social Media Sentiment
- r/ethereum / r/DeFi: tBTC is discussed favorably as a decentralization-maximalist Bitcoin bridge; comparisons to WBTC’s centralization are frequent.
- X/Twitter: Covered primarily by DeFi researchers and Bitcoin-on-Ethereum advocates; tends to appear during WBTC custodian controversy cycles.
- Discord (Threshold Network): Active staker and developer community; discussion focuses on signer economics, tBTC v2 adoption, and integration updates.
Last updated: 2026-04
Related Terms
See Also
- Threshold Network (T) — the governance token and network that operates tBTC
- WBTC — the dominant (centralized) wrapped Bitcoin alternative
- Curve Finance — primary liquidity venue for tBTC stablecoin pools
Sources
- Threshold Network — tBTC Docs — official documentation for tBTC v2 mechanics.
- CoinGecko — tBTC — market data and contract information.
- Keep Network — tBTC v1 Whitepaper — original technical specification for the trust-minimized Bitcoin bridge.