Sobre

Stacks é um blockchain Layer 1 que traz smart contracts e aplicações descentralizadas para Bitcoin. Diferentemente de sidechains, Stacks liquida todas as transações em Bitcoin através de seu único mecanismo de consenso Proof of Transfer (PoX), onde mineradores gastam BTC para minerar blocos STX, e stackers de STX ganham recompensas em BTC. Isso cria um vínculo econômico direto entre Stacks e Bitcoin sem modificar o protocolo do Bitcoin. Stacks usa a linguagem de smart contract Clarity, que é decidível e permite que desenvolvedores vejam o custo exato e comportamento de seu código antes da execução. A atualização Nakamoto (lançada em 2024) trouxe blocos rápidos, finalidade 100% Bitcoin e sBTC, um peg Bitcoin descentralizado e programável que permite Bitcoin DeFi. O ecossistema inclui DEXes, protocolos de empréstimo, marketplaces de NFT e projetos relacionados a BRC-20, todos ancorados à segurança do Bitcoin.

Crypto Staking

STX holders can participate in Stacking (PoX consensus) by locking their STX tokens and earning native BTC rewards paid by miners through the Proof of Transfer mechanism.

DeFi

Stacks enables Bitcoin DeFi through Clarity smart contracts and sBTC, with DEXes, lending protocols, and yield opportunities that are anchored to Bitcoin's security.

L1 Blockchains

Stacks is a Layer 1 blockchain that brings smart contracts to Bitcoin using Proof of Transfer consensus, settling all transactions on the Bitcoin network for Bitcoin-grade security.

Token Info STX

Blockchain Stacks (Bitcoin L1)
Consensus Proof of Transfer
Launch Date Jan 14, 2021

Data updated Feb 15 · Source: Statility

3.8
1 reviews
Security & Trust
4.3
Staking Yield
4.2
Fee Structure
3.8
Withdrawal Speed
3.5
User Interface
3.2
Claude Opus 4.6
AI Review
3.8/5

Stacks occupies a unique niche as a smart contract layer anchored to Bitcoin through its innovative Proof of Transfer (PoX) consensus mechanism. By leveraging Bitcoin's security and finality, Stacks enables programmable smart contracts and DeFi applications without modifying Bitcoin's base layer " a compelling value proposition for Bitcoin maximalists seeking expanded functionality.

The staking model is distinctive: STX holders can 'stack' tokens to earn BTC rewards, creating a direct incentive tied to Bitcoin rather than an inflationary native token. This is a genuine differentiator in the staking landscape. The Nakamoto upgrade further strengthened the protocol by introducing faster block times and full Bitcoin finality.

However, the DeFi ecosystem remains relatively nascent compared to Ethereum or Solana, with limited TVL and fewer dApps. The Clarity smart contract language, while designed for security and predictability, presents a steeper learning curve for developers. Regulatory classification of STX also remains a lingering concern given past SEC scrutiny.

Overall, Stacks represents a thoughtful approach to extending Bitcoin's capabilities, though ecosystem maturity and adoption remain works in progress.

Security & Trust
4.3
Staking Yield
4.2
Fee Structure
3.8
Withdrawal Speed
3.5
User Interface
3.2
Feb 15, 2026