Paving the Way for Mass Adoption of BTC Staking — Introducing Solv’s Staking Abstraction Layer (SAL)

SAL is an innovative framework designed to simplify and standardize Bitcoin staking, addressing the many challenges that have prevented mass adoption.

Solv Protocol Team
5 min readOct 8, 2024

Bitcoin staking has long been an elusive concept, but with Solv Protocol’s release of the Staking Abstraction Layer (SAL), it is now becoming a reality. SAL is an innovative framework designed to simplify and standardize Bitcoin staking, addressing the many challenges that have prevented mass adoption. This marks a significant breakthrough for Bitcoin, the most dominant cryptocurrency, by unlocking staking opportunities that were previously limited.

The Challenges with Bitcoin Staking

Bitcoin, with its approximately $1.3 trillion market cap, is often considered the backbone of digital assets. Yet, despite its dominance, only a small fraction of Bitcoin is staked. In contrast, nearly 28% of Ethereum’s supply is staked, unlocking billions in economic activity. If Bitcoin holders staked even a fraction of their holdings at similar levels, it could unlock an additional $330 billion in value. So why the disparity?

The answer lies in the unique challenges of Bitcoin staking:

  • Cross-Chain Complexity: Staking Bitcoin typically requires cumbersome cross-chain transactions, making it difficult for users to engage in staking activities.
  • Limited Programmability: Unlike Ethereum, Bitcoin lacks native smart contract functionality, limiting the ability to create sophisticated staking protocols.
  • Liquidity Issues: Bitcoin holders often find it challenging to maintain liquidity while participating in staking, discouraging broader participation.

These issues have made it difficult for Bitcoin holders to access staking rewards while maintaining liquidity. This is where the Staking Abstraction Layer (SAL) steps in.

What is SAL?

The Staking Abstraction Layer is not just another staking platform; it’s a suite of smart contracts aimed at simplifying and standardizing Bitcoin staking across chains. The idea is to abstract away the complexities that have made Bitcoin staking intimidating for both users and developers. SAL facilitates seamless interaction between Bitcoin mainnet and EVM-compatible chains, while integrating with LST issuers, staking protocols, and validators.

How SAL Powers BTC Staking

At its core, SAL connects four key players in the Bitcoin staking ecosystem:

  1. Staking Protocols
    Protocols like Babylon and CoreDAO, which generate yield from staked Bitcoin, are now integrated into SAL. These protocols, acting as yield sources, allow users to stake their Bitcoin with fewer steps, encouraging participation in staking.
  2. LST Issuers
    Liquid Staking Token issuers, like Solv and Lombard, provide users with the ability to stake their BTC while still maintaining liquidity through LSTs. These issuers rely on SAL’s architecture to ensure smooth cross-chain operations and fast liquidity swaps.
  3. Staking Validators
    Key validators like Ceffu and Fireblocks operate within SAL’s framework to guarantee that staking transactions are processed securely. These validators ensure that the underlying Bitcoin staked matches the issued LSTs, enhancing trust across the ecosystem.
  4. Yield Distributors
    SAL also integrates with yield distributors such as Pendle to ensure rewards are distributed fairly and transparently.

Diverse Yield Streams Accessible through SAL

One of the key strengths of the Staking Abstraction Layer (SAL) is its ability to unlock multiple yield streams for Bitcoin holders by simplifying cross-chain access to various opportunities. These include:

  1. Restaking Yields: Earn native token rewards by staking Bitcoin on networks like Babylon, EigenLayer, and Symbiotic, which leverage Bitcoin’s economic security to support Proof of Stake (PoS) ecosystems.
  2. Validator Rewards: Stake Bitcoin to secure Bitcoin Layer 2 networks like CoreDAO, Stacks, and Botanix, and earn yields in their native tokens by operating validator nodes or delegating BTC.
  3. Delta-Neutral Trading Strategies: Engage in delta-neutral trading strategies on platforms like GMX, Ethena & Jupiter, earning yields in BTC through liquidity provision and basis trading, with minimal exposure to market volatility.

These diverse yield sources turn Bitcoin from a passive store of value into a dynamic yield-generating asset within DeFi, enhancing its utility without compromising liquidity.

The SAL Architecture

SAL is structured around five main modules, which ensure seamless operation:

  • Staking Parameter Matrix (SPM): Standardizes parameters for staking, making it easier for developers to integrate Bitcoin staking into their applications.
  • LST Generation Module: Simplifies the issuance of Liquid Staking Tokens across chains.
  • Transaction Generation Module: Automates the broadcasting of staking transactions to Bitcoin mainnet.
  • Validation Nodes: These verify the integrity of staking transactions in real time.
  • Yield Distribution Module: Handles the mapping of rewards to LSTs

Bitcoin Staking: A New Era

Bitcoin staking is no longer a concept waiting in the wings — it’s a reality. And SAL is the technology making it happen. While some have considered BTC staking impossible or fraught with too many risks, Solv’s SAL framework is proving otherwise.

For a long time, Bitcoin’s fixed supply and tokenomics were seen as barriers to staking, limiting yield generation. But SAL challenges this perception. Through its architecture, Bitcoin’s role as a store of value is enhanced, allowing it to secure PoS chains, generate real yield, and expand its utility across decentralized finance.

By addressing the cross-chain, liquidity, and programmability challenges, SAL is unlocking the true potential of Bitcoin staking. Already, more than 20 protocols and service providers have integrated with SAL. These include key players like Babylon, CoreDAO, and Chainlink’s CCIP technology for cross-chain Bitcoin transfers.

Current Adoption of SAL

Since its inception in April 2024, over 20,000 BTC has been staked through Solv’s platform, with over 13,000 BTC coming from the BNB Chain alone. And this is just the beginning. With more protocols set to join in the coming months, Bitcoin staking will only continue to grow.

As the BTCFi movement gains traction, SAL will be at its core, driving mass adoption of Bitcoin staking. The landscape has shifted, and the future of Bitcoin staking is just starting to unfold.

Bitcoin staking is now real, and it’s powered by Solv’s Staking Abstraction Layer.

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Solv Protocol Team
Solv Protocol Team

Written by Solv Protocol Team

Leading Bitcoin Staking Platform. Backed by Binance Labs, Blockchain Capital