Major Upgrade to Stacks Network Enhances Bitcoin DeFi Capacity by 30x, Enabling Institutional Participation

Jersey City, NJ, March 17, 2026 – Chainwire

In a groundbreaking move for the world of decentralized finance (DeFi), Stacks has announced a significant protocol upgrade that promises to revolutionize Bitcoin’s capacity for institutional capital. The upgrade, known as SIP-034, enhances the effective network capacity for Bitcoin DeFi applications by an impressive 30 times, marking a pivotal moment for the integration of sophisticated financial strategies within the Bitcoin ecosystem.

Stacks, the Layer 2 solution that allows Bitcoin to earn Bitcoin, has meticulously designed this upgrade to eliminate bottlenecks and optimize resource allocation. By introducing dimension-specific tenure extensions, the network can now support native Bitcoin yield activities without compromising the integrity of Bitcoin’s settlement layer.

As institutional interest in Bitcoin-native yield strategies surges, the need for scalable and reliable network performance has never been more critical. The SIP-034 upgrade fortifies Stacks’ infrastructure, enabling higher throughput for complex financial applications while adhering to Bitcoin’s core principles of settlement and self-custody.

The Stacks network employs a unique measurement system for smart contract transactions, evaluating five key dimensions: Run Time (CPU cycles), Read Count, Read Length, Write Count, and Write Length. Each block is governed by strict limits across these dimensions, ensuring that transactions remain secure and efficient.

The latest upgrade refines the block budgeting mechanism, allowing miners to request a reset of just one exhausted dimension instead of resetting all five halfway through a Bitcoin block. “This upgrade unlocks additional capacity previously hidden by reasonable security concerns,” explained Alex Huth, Product Lead at Stacks Labs. “Dimension-specific tenure extensions let sophisticated DeFi apps push the limits on one of the budgets without prematurely stopping the block, maximizing throughput.”

The implications of this upgrade are immediate and far-reaching, particularly for concentrated liquidity, lending markets, and other capital-intensive primitives that form the backbone of Bitcoin DeFi. Early integrations, such as Bitflow’s concentrated liquidity automated market maker (AMM) and the new HODLMM, project effective throughput gains of up to 30 times under real-world conditions.

By refining block budget management, Stacks is paving the way for unprecedented innovation in Bitcoin DeFi while maintaining the security model that has made Bitcoin a trusted asset. As institutional participation in productive Bitcoin continues to grow, the demand for scalable and resilient infrastructure will define the next phase of Bitcoin’s evolution.

For more information about Stacks and its innovative solutions, visit stacks.co.

About Stacks

Stacks is the Bitcoin-secured smart contract layer where Bitcoin grows. It enhances Bitcoin’s functionality without compromising its settlement on Layer 1, enabling Bitcoin staking and Bitcoin-native yield through its Proof-of-Transfer (PoX) consensus mechanism. Since its launch, the network has distributed over $500 million worth of BTC in rewards. With upgrades like Nakamoto and the introduction of sBTC, Stacks is poised to provide institution-ready infrastructure for scalable Bitcoin DeFi.

Contact:

Jayson Lynn
Comms Lead
Stacks Labs
press@stackslabs.com