Bitcoin holders now have real ways to earn yield, borrow against BTC, or trade it inside DeFi, but the category is littered with dead protocols and bridge exploits that cost users everything. BTCFi TVL peaked near $9.1 billion in October 2025, then Bitcoin Layer 2 TVL alone contracted by over 74% by Q1 2026, with the broader BTCFi ecosystem falling roughly 10%, from 101,721 BTC to about 91,332 BTC. That collapse happened because most protocols were airdrop farms with no real revenue, not because Bitcoin DeFi failed as an idea. The decision you actually face is not "should I use BTCFi," it's which specific protocol fits your BTC amount, your risk tolerance, and how long you plan to lock funds. Get that wrong and you're either eating a bridge hack or parking BTC in a chain nobody uses anymore. This guide compares the platforms that survived the shakeout, explains what separates the ones with real deposits from the ones running on incentives, and gives you a framework to check before moving any BTC.
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Why the 2024–2026 Boom-and-Bust Matters
BTCFi TVL went from roughly $304 million in January 2024 to $7 billion by December 2024, a 22x jump driven by the halving and ETF momentum. It kept climbing into a peak near $9.1 billion in October 2025. Then most Bitcoin L2 chains emptied out within months of their token incentives ending.
That history matters for your decision. Protocols that survived the drop had real users depositing for yield, not farmers chasing airdrops. Protocols that didn't survive teach you what red flags to check before you deposit.

Image source: defillama.com/protocol/tvl/btcfi
Platform Comparison: Where BTC Actually Sits Today
|
Protocol |
Model |
TVL (mid-2026) |
Custody Risk |
Best For |
|
Babylon |
Native BTC staking, no wrapping |
~$5.6B (56,853 BTC) |
Low - BTC stays on Bitcoin L1 |
Long-term holders wanting yield without bridge risk |
|
Stacks |
Bitcoin L2 with sBTC |
~$437M sBTC TVL |
Medium - sBTC bridge/signer set |
Users wanting active DeFi (lending, DEX) on Bitcoin-anchored settlement |
|
Rootstock (RSK) |
EVM sidechain, federation-secured |
~$92M DeFi TVL |
Medium-high - federation peg |
Developers wanting Ethereum tooling with Bitcoin merge-mining security |
Babylon holds 56,853 BTC in staking vaults, worth approximately $5.64 billion, making it the largest Bitcoin staking protocol by TVL. Unlike wrapped BTC, Babylon lets holders stake native Bitcoin directly while keeping full custody of their private keys, with no wrapping or bridging required. That's the single biggest structural difference in this category: Babylon removes the bridge as an attack surface entirely.
Stacks took a different path. The network closed Q1 2026 with $437 million in sBTC TVL after removing the deposit cap entirely, and its Bitcoin staking pilot has attracted over $100 million since its late 2025 launch, offering up to 10% APY. Capital actively deployed across Stacks DeFi protocols reached $121 million, led by Zest Protocol at $75.9 million. That's real lending activity, not idle deposits.
Capital actively deployed across Stacks DeFi protocols reached $121 million, led by Zest Protocol at $75.9 million. That's real lending activity, not idle deposits. If you want a deeper walkthrough of how to earn yield on Bitcoin without selling it using wrapped BTC in DeFi, that's worth reading before choosing between native staking and wrapped-token routes.
Rootstock is the cautionary tale. DeFi TVL on Rootstock peaked near $260 million in mid-2025 and fell to roughly $98 million by early 2026, and daily active addresses declined from 420 at their Q2 2025 peak to just 280 by Q4 2025. The chain also has structural friction: peg-ins take roughly 100 Bitcoin blocks (about 16 hours), and peg-outs take around 200 blocks (about 33 hours), which is painful compared to instant EVM bridging elsewhere.

Image source: defillama.com/protocol/tvl/babylon-protocol
Wrapped BTC: Which Version Should You Actually Hold
If you want BTC exposure inside Ethereum-based lending and liquidity pools instead of native Bitcoin staking, you're choosing between wrapped tokens, and the field fragmented hard after 2024.
|
Wrapper |
Issuer/Custody |
Market Share/Supply (2026) |
Key Risk |
|
WBTC |
BitGo + BiT Global (added 2024) |
~$6.78B, largest by legacy liquidity |
Custodian governance concerns after 2024 restructuring |
|
cbBTC |
Coinbase Custody |
~$5.9B–6.1B |
Centralized exchange counterparty |
|
cirBTC |
Circle, launched June 2026 |
New, targeting institutional flow |
Unproven track record |
|
tBTC |
Threshold Network, non-custodial |
~$500M+ |
Smaller liquidity, harder to exit at size |
WBTC's custodian transition triggered enough governance concern that protocols including Sky and Aave paused or reconsidered exposure, which is exactly why cbBTC gained ground so fast. Circle's cirBTC went live on Ethereum mainnet June 8, 2026, targeting WBTC's roughly $9 billion market and 85% share, offering real-time on-chain reserve verification instead of periodic attestations. That transparency difference matters if you're depositing at institutional size and want to verify backing yourself rather than trust a quarterly report.
Total tokenized Bitcoin across all wrapped products sits at roughly $15–20 billion as of Q2 2026, still under 2% of Bitcoin's market cap. That gap is either a sign institutional adoption hasn't arrived yet, or the ceiling for how much BTC will ever leave cold storage for DeFi. Either way, don't read "wrapped BTC" as one homogenous risk category. A custodial wrapper like cbBTC and a threshold-signature wrapper like tBTC fail in completely different ways.
Decision Framework: How to Choose
Ask these questions before moving any BTC:
- Do I need BTC to stay non-custodial? If yes, Babylon's native staking beats any wrapped token, since your BTC never leaves the Bitcoin chain.
- Do I need active DeFi (borrowing, swapping), not just staking yield? Stacks or an EVM chain with wrapped BTC is the only path, since Babylon doesn't offer lending markets directly.
- What's my exit timeline? Rootstock's peg-out alone takes ~33 hours. If you might need funds fast, factor that friction in before depositing.
- Am I comfortable with bridge risk, or does that disqualify an option outright? If bridge risk is a dealbreaker, Babylon and tBTC (non-custodial by design) are your only real options.
- How much is this relative to my total BTC holdings? Treat this as a risk allocation decision, not an all-in bet.
Common Mistakes and Better Alternatives
Chasing the highest advertised APY without checking sustainability. Yields of 12%+ on centralized lenders are usually funded by the platform's own risk-taking, not organic protocol revenue. Check whether yield comes from real borrower demand (like Stacks' Zest Protocol charging borrowers) or from token emissions that dilute later.
Assuming "Bitcoin L2" means Bitcoin-level security. Rootstock and Stacks both rely on federations or signer sets for their bridges, not Bitcoin's own consensus. Babylon is the only major option where BTC custody risk is closest to zero, because BTC never leaves L1.
Ignoring bridge history entirely. Cross-chain bridges remain the single riskiest part of crypto. Attackers stole roughly $2 billion from cross-chain bridges across 13 incidents in 2022 alone, and the pattern hasn't stopped: a single April 2026 attack on the liquid restaking protocol KelpDAO drained close to $292 million through a compromised bridge. If a platform can't clearly explain its bridge's trust model in one paragraph, that's a red flag, not a detail to skip.

Image source: defillama.com/hacks
My Take
If you're a long-term BTC holder with no interest in active trading, Babylon is the clear pick right now. You keep custody, you avoid bridge risk entirely, and at $5.6 billion TVL it's proven at scale, not an experiment. The tradeoff is you can't borrow against staked BTC directly through Babylon itself; you're staking for yield, not building a lending position.
If you want to actually use BTC inside DeFi, meaning borrowing, lending, or providing liquidity, Stacks is currently the strongest option, not Rootstock. The removed deposit cap, $121 million in active protocol deposits, and 10% APY staking pilot show real usage rather than parked capital. Stacks' 24-hour DEX volume runs about 1.9% of its DeFi TVL, similar to Rootstock's 1.5%, so both show genuine turnover rather than dead capital, but Stacks has more depth and more active integrations right now.
I'd personally avoid Rootstock unless you specifically need EVM tooling and can tolerate a 33-hour exit. Its shrinking TVL and declining daily active addresses aren't a temporary dip; they're a multi-year trend. For wrapped BTC, I'd lean cbBTC over legacy WBTC today, purely because of the custodian governance uncertainty that followed WBTC's 2024 restructuring, and I'd watch cirBTC closely once it has a longer track record given its stronger transparency model.
None of this protects you from Bitcoin's own price volatility. Staking or lending BTC doesn't hedge a price crash; it just adds yield or utility on top of the position you already have. For a broader look at how to earn passive income on Bitcoin without selling it, that guide walks through the yield-strategy side in more depth. Check any protocol's audit history, TVL trend over the last six months, and whether yield is funded by real revenue before committing meaningful size.
Conclusion
The right BTCFi choice depends on one tradeoff: how much custody and bridge risk you're willing to accept in exchange for utility. Babylon gives you the lowest risk with the least functionality. Stacks gives you real DeFi activity with moderate bridge exposure. Rootstock's declining metrics make it a weaker choice today than either. Before moving any BTC, check the specific protocol's TVL trend over the past six months, not just its all-time peak, since 2026 already showed how fast unsustainable BTCFi TVL can evaporate.
Start small, verify the bridge or staking mechanism yourself, and scale up only after you've confirmed the protocol survives without incentive-driven farming propping it up.
FAQs
1. Is Babylon safer than using wrapped BTC on Ethereum?
Babylon is generally lower risk because BTC never leaves the Bitcoin chain, removing bridge custody risk entirely. Wrapped BTC depends on a custodian or bridge mechanism that has historically been the most exploited part of crypto infrastructure.
2. Should I use Stacks or Rootstock for Bitcoin DeFi in 2026?
Stacks currently has stronger TVL, more active lending protocols, and a growing staking pilot, while Rootstock's TVL and active addresses have both declined sharply since 2025. Choose Rootstock only if you specifically need its EVM compatibility and can tolerate its slower peg times.
3. Is cbBTC or WBTC the better wrapped Bitcoin to hold?
cbBTC gained significant market share after WBTC's 2024 custodian restructuring raised governance concerns among major DeFi protocols. WBTC still has deeper legacy liquidity, so the better choice depends on whether you prioritize custodian trust or existing integration depth.
4. What's the biggest mistake beginners make with BTCFi yields?
Beginners often chase the highest advertised APY without checking whether it comes from real borrower demand or unsustainable token emissions. Always check whether a protocol's TVL and yield have held steady over months, not just during a promotional period.
5. How much of my Bitcoin should I put into BTCFi protocols?
Treat any BTCFi allocation as a risk-adjusted decision separate from your core BTC holding, since custody and bridge risks are real even at trusted protocols. Many experienced users start with a small percentage in native staking like Babylon before considering higher-risk L2 or wrapped BTC strategies.
References
Official protocol documentation
Babylon Labs: https://babylonlabs.io
Stacks: https://www.stacks.co
Rootstock (RSK): https://rootstock.io
Official wrapped BTC providers
BitGo (WBTC): https://www.bitgo.com
Coinbase (cbBTC): https://www.coinbase.com/cbbtc
Circle (cirBTC): https://www.circle.com
Analytics platforms
DeFiLlama BTCFi category: https://defillama.com/categories/btcfi
DeFiLlama Hacks dashboard: https://defillama.com/hacks
Security research
Chainalysis 2024 Crypto Crime Report (bridge exploits): https://www.chainalysis.com/blog/multichain-exploit-july-2023/
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About the Author: Chanuka Geekiyanage
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