what's stacks?
Stacks is a Bitcoin Layer 2 blockchain that enables smart contracts, decentralized applications, and DeFi protocols secured by Bitcoin's proof-of-work. It allows users to stack STX tokens to earn Bitcoin rewards, making Bitcoin holdings productive through native yield mechanisms. Key features include sBTC for deploying Bitcoin in apps without losing custody, 100% Bitcoin finality, and an ecosystem focused on activating the Bitcoin economy. The project supports Bitcoin-first innovations like BTC-backed DeFi and AI applications.
Stacks promotes BTC yield via DeFi partnerships, has 750+ AI agents, and a 2M GBP BTC purchase.
Partnered with thedefiedge to promote BTC yield opportunities on Stacks including STX staking for BTC yield, sBTC dual stacking, BTC-backed lending, yield vaults, and liquidity provision across Zest, Granite, Bitflow, and Hermetica.
Reached 750+ autonomous AI agents active on the network.
Farage-backed Stack BTC purchased 2 million GBP of BTC.
Trading for STX-PERP (Stacks perpetual futures) will be suspended on Coinbase Advanced and Coinbase International Exchange on 2026-04-21 at approximately 13:00 UTC, with remaining open positions to be automatically settled at suspension time.
USDh stablecoin supply approaches $10M.
Zest Protocol approaches 700 BTC deployed in lending and borrowing.
Hermetica launches its Earn Vault product.
Token price decreased from $0.2520 to $0.2247 during Q1 2026 (January 1 to March 31, 2026), representing a decline of 10.8%.
Distributed 7.37 BTC as stacking rewards to 9,620 wallets in Stacking Cycle #131 through the Proof of Transfer consensus mechanism.
CTO Adriano Di Luzio is speaking at WalletCon during EthCC on March 31, 2026 at 11:45am on a payments stack panel.
ALEX Protocol on Stacks suffered a vault permissions exploit resulting in $8.3M loss in June 2025.
Launched HODLMM, a concentrated liquidity engine for BTC/USD trading on Bitflow, a Bitcoin DEX, in the first week of March 2026, generating over $160M in trading volume in its first weeks of operation.
Daily transactions increased 153.5% year-over-year.
Integrated with Wormhole for cross-chain liquidity starting with Solana and Sui.
Released version 3.15.1 with improvements for developers.
Qualified RegA ICO by SEC, subsequently investigated.
Hosts a Stacks Townhall event on 2026-03-20 featuring ecosystem updates from builders.
Distributed 6.8682 BTC as stacking rewards to 9,570 wallets in Stacking Cycle #130.
Paid out over 3,700 BTC to STX holders over 5+ years, averaging 10% APY. Offers 9% APY for STX stacking and 5% APY on sBTC, with rewards paid in BTC.
Upgraded to version 3.3.0.0.6 (SIP-034), increasing throughput by up to 30x by resetting only exhausted limits.
Stacks-based DEX ALEX Lab promoted liquidity farming yields for cycle #356 ending on 2026-03-06, featuring STX-ALEX pair at 21% APR among other pairs.
Integrated Allbridge Core to bridge USDC and USDT to Stacks from over a dozen networks including Solana, Base, BNB, Arbitrum, SUI, Polygon.
Distributed $3,500 in USDCx to top 50 projects on Talent Protocol in March 2026.
Distributed 6.8004 BTC as stacking rewards to 9,188 wallets in Stacking Cycle #129.
Launched a regional native-language affiliate account for Japan (Stacks Japan) to increase local community engagement and awareness.
Reached highest transaction volume since January 2024 in Q1 2026.
Recorded highest new account creation since 2023 in February 2026.
Reached peak active accounts since June 2024 in Q1 2026.
Transaction fees reached their highest level since December 2024.
Concludes voting on SIP 39-41 March 20, 2026, supporting pruned Stacks nodes and impacting the `at-block` function.
Offers 8 STX reward to first 400 users who join Zealy and deposit at least $1 of USDCx into Zest Protocol on 2026-02-25.
Featured in Nansen's 2025 on-chain analytics report, noting autonomous AI agents earning BTC.
Reached record contract deployments since March 2023 in Q1 2026.
Reached $545M sBTC TVL at all-time high across 7,400+ holders as of the end of 2025.
Launched 1,000 STX bounty program with 10 winners receiving 100 STX each. Distributing up to $10,000 in STX through a 30-day bounty program on Zealy starting February 24, 2026.
Distributed 7.3540 BTC as stacking rewards to 9,473 wallets in Stacking Cycle #128.
Uncapped the sBTC peg in Q4 2025, expanding scalable BTC liquidity.
Went live with Clarity 4 upgrade in Q4 2025; one-third of blocks confirm in less than 2 seconds.
DeFi TVL increased 120.8% quarter-over-quarter in Q4 2025.
Average total STX stacked increased 6.1% quarter-over-quarter in Q4 2025.
Launched new Stacks Ecosystem Grants Program offering up to $50,000 in STX per project.
Partnered with ALEX and Welsh_Community on a joint prize distribution where 3 runner-up winners receive 2 STX each.
Hosted 7-day hackathon with DoraHacks from 2026-02-09, concluding February 17, 2026, with 177 participants submitting 61 projects for x402 protocol and AI use cases, awarding a $3,000 prize to @0xSYNERGI.
Exploited Velar PerpDEX liquidity pools on Stacks at end of January 2026 due to an oracle price feed issue, leading Velar to halt trading and withdraw liquidity after users drained LP pools. Stacks Foundation coordinated withdrawal of its majority liquidity position, with the attack involving 240+ wallets and funds bridged to Ethereum via 29 transactions.
STX Townhall is scheduled for February 4, 2026, to present plans for 2026 and host a Q&A session.
Integrated with Circle, BitGo, and Fireblocks, Circle launching native USDCx issuance via xReserve. Partnered with DoraHacks for a hackathon involving 64 teams, FlowVault winning $3,000.
Integrated with Figment to provide institutional staking infrastructure, enabling over $15B of institutional assets to access Bitcoin earning opportunities on Stacks.
Receives independent security and protocol analysis from Asymmetric Research as one of 10 grade-A ecosystems covered by the firm.
Participated in The Tie's Innovator Webinar titled "Bitcoin 2.0: Token Standards, Rollups, and Infrastructure Layers" on January 14, 2026 at 12pm ET, with Adriano Di Luzio as a speaker.
Experienced TVL consolidation by late 2025, with approximately 80%+ of remaining Bitcoin L2 TVL concentrated among a handful of leaders, while long-tail chains faded into irrelevance after liquidity mining rewards dried up.
Integrated with Nansen for onchain analytics, enabling asset managers and hedge funds to track flows, monitor protocol health, analyze risk, and perform due diligence.
Ranks as the #5 fastest growing developer ecosystem.
Included in Coinbase 50 Index.
Grayscale listed STCK on public markets.
Sponsored 60+ conferences worldwide in 2025, featuring content on Bitcoin L2 programmability and AI agent infrastructure.
Participated in 120+ speaking engagements globally in 2025.
Increased transactions 61.9% QoQ in Q3 2025, averaging 20,000 daily by year-end, with monthly volume near all-time high.
Daily active addresses increased 22.6% quarter-over-quarter in Q3 2025.
DeFi TVL in USD increased 16.7% quarter-over-quarter in Q3 2025.
Total STX stacked increased 1.7% quarter-over-quarter in Q3 2025.
Hosted the 2025 Stackies Awards on December 18, 2025, recognizing builders, creators, contributors, and community leaders in the Stacks ecosystem through community-voted awards across 14 categories.
Distributed 250 STX to each of 10 builders as prizes for a Clarity 4 challenge that concluded on December 16, 2025.
$100M whale inflows recorded for STX with volume spikes.
Treasury Committee and Stacks Endowment share December 2025 community update detailing 2026 budget overview and core focus areas.
Integrates Dual Stacking feature in Q4 2025, enabling sBTC collateral to earn up to 5% APY with current net-negative borrow rates, introducing BTC-native yield. Achieved over $100M in Dual Stacking capital by the end of 2025.
ALEX platform announces final 15 hours to join cycle #337 farming rewards, featuring $STX-$ALEX liquidity pool at 20% APR among six available pairs with rates ranging from 2% to 62% APR.
Platform includes feature that displays whale activity from Hyperliquid for traders to gauge position sizing and direction.
Zero-fee USDC trading pairs launch on December 11.
New collaboration with TalentProtocol introduces weekly builder challenges starting today, offering 5,000 $STX in rewards for the first weekly challenge.
Stacks Ecosystem records 4.21% price gain in 24 hours, ranking 12th among 20 top-performing crypto sectors during a bullish reversal.
Social metrics accelerate in the last week with social share versus all crypto up 4x, engagements spiking, mentions accelerating, unique creators posting increasing, and sentiment moving up.
Gamma rolls out a major upgrade to its create flow, featuring an all-new inscription engine supporting any file type, parent/child inscribing, and reinscription capabilities.
Liquidity pool yields for cycle #336 feature ALEX-WELSH at 56% APR, ALEX-LEO at 37% APR, and STX-ALEX at 24% APR, with less than 11 hours remaining to join the rewards cycle.
Rewarded over 3,700 BTC through Proof of Transfer consensus mechanism, offering up to 5% APY for bridged BTC holders.
Liquidity pool yields for cycle #335 feature ALEX-WELSH at 67% APR, ALEX-LEO at 31% APR, and STX-ALEX at 23% APR, with less than 27 hours remaining to join the rewards cycle.
11 teams gather at the inaugural Stacks Hacker House in Buenos Aires for a week of building applications on Bitcoin, culminating in presentations at the Bitcoin Builders Conference.
Liquidity pool yields for cycle #334 feature ALEX-WELSH at 44% APR, ALEX-LEO at 31% APR, and STX-ALEX at 17% APR, with less than 23 hours remaining to join the rewards cycle.
Bitflow, a DEX on Stacks blockchain, re-launches bug bounty program offering $100,000 rewards for bug discoveries.
sBTC launches on MEXC exchange with sBTC/USDT trading pair on November 24, 2025 at 9AM EST.
Liquidity pools offer APRs of 27% for STX-aBTC, 19% for ALEX-WELSH, and 18% for STX-LEO, with WELSH farming providing 41% additional yield.
sBTC from Stacks is now available on Sui Network as part of Bitcoin-based DeFi offerings, joining other Bitcoin variants like tBTC, xBTC, and LBTC.
AMM v2 upgrade in development addresses small-swap failures from AMM v1 by adopting the Solidly formula, which uses square roots instead of powers for precise calculations.
Bitfinex and Stacks host an AMA on Twitter Spaces on November 21st at 2pm UTC, featuring Alex Miller, CEO of Stacks Labs, to discuss the Stacks ecosystem, $STX, and building DApps on Bitcoin.
Circle xReserve goes live on Stacks, marking Circle's first move into Bitcoin DeFi with a USDC-backed stablecoin, with approximately 4,400 BTC currently deposited on the platform.
Circle partners with Stacks to integrate xReserve, a new USDC interoperability infrastructure enabling 1:1 transfers between USDC and USDC-backed stablecoins, with integration expected in the coming weeks.
Active development underway on stealth BTC addresses for L2 with emphasis on fully self-custodial design ensuring BTC recovery even if L2 completely fails.
Stacks becomes a customer of Immunefi Magnus, gaining access to a unified environment for running structured onchain security programs across the ecosystem.
21shares includes Stacks in their $ASTX factsheet, stating that Stacks enables greater utility for the Bitcoin network.
Integration with WalletConnect completes, expanding accessibility to millions of users.
Over a dozen interim grants awarded to ecosystem builders for project development.
Clarity 4 officially launches with SIP-033 activation at Bitcoin block 923222, introducing contract-hash and restrict-assets functions that enable safer bridge and marketplace operations across the ecosystem.
STX Flash Rewards program launches November 13-27 with 12% annual return, 14-day lockup period, limited to first 263,500 STX allocated.
Hex Trust, a leading Asian digital asset custodian, integrates STX and sBTC into its custody platform.
Over $100M of sBTC and STX capital now participates in Dual Stacking, earning Bitcoin yields.
Top liquidity pool rewards show STX-aBTC at 19% APR, STX-WELSH at 14% APR with additional 32% farming yield, and STX-LEO at 12% APR.
Current TVL stands at $116m with FDV at $724m, according to competitor comparison with BOB chain which has $271m TVL and $165m FDV.
ZestProtocol becomes the top Bitcoin yield strategy across all Bitcoin layers fueled by Dual Stacking according to bitcoin_yield. HermeticaFi announces upcoming hBTC vault that turns trading profits into Bitcoin and pairs with Dual Stacking to compound rewards.
Deploying sBTC in HermeticaFi automatically grants maximum Dual Stacking boost with additional 4-5% APY from hBTC.
Testnet upgrade goes live at block 109280, with mainnet Clarity 4 upgrade scheduled for block 923222 around 16:00 UTC, November 11.
WalletConnect integration launches, expanding STX stacking access to millions of users, with Hex_Trust enabling institutional participation in Bitcoin DeFi yield opportunities.