Stacks Q4 2025, sBTC anchoring mechanism removes upper limit

The key updates for Stacks Q4 2025 include the removal of the sBTC anchoring mechanism cap, the launch of dual staking functionality, and the introduction of Clarity 4, which expands scalable Bitcoin liquidity, provides early Bitcoin native returns, and enhances throughput, in preparation for product releases in 2026. In terms of quarterly data, DeFi TVL (STX) increased by 120.8%, the average total STX staking volume increased by 6.1%, and DeFi diversity score improved. （Messari）