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Puffer Preconf (by @puffer_finance) is a preconfirmation AVS, enabling the speed and composability needed for rollups! 🚀

Ethereum
Joined July 2025
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Yes! 👏
📣 We’re excited to announce our partnership with @GoogleCloud. Google Cloud is joining as a key infrastructure partner powering @Puffer_Unifi
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Puffer Preconf is what makes Ethereum-aligned based sequencing fast enough for real-time applications. Its gateways provide low-latency execution guarantees before L1 settlement, while Ethereum proposers coordinate transaction ordering. Together, these mechanisms help Puffer UniFi support synchronous composability, enabling L2 applications to interact with Ethereum L1 liquidity within the same transaction. 🐡
💭 What If L2s Could Access Ethereum Liquidity Synchronously? Ethereum has deep liquidity. But scaling across rollups has fragmented it into isolated execution environments. For DeFi applications, accessing L1 liquidity often means bridging assets or waiting for asynchronous cross-chain messages, adding delays, costs, and complexity. @puffer_unifi is designed to change that. Through synchronous composability, Puffer UniFi aims to enable L2 applications to interact with Ethereum L1 smart contracts and liquidity within the same transaction. Imagine borrowing against collateral on Ethereum L1 and executing a trade on Puffer UniFi as one atomic operation. No separate bridging workflow. No waiting for cross-chain messages between steps. What does this unlock for DeFi? Better capital efficiency. Fewer cross-chain barriers. More composable applications. Execution scales. Ethereum liquidity remains synchronously accessible. 🐡
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Puffer Preconf powers Puffer UniFi's low-latency execution, enabling fast, Ethereum-aligned transactions for AI agents. Together with account-level policies that control spending limits and permissions, the stack brings speed and financial control to autonomous payments. Explore the Puffer Glossary 👇
📖 Puffer Glossary l Account-Level Spending Policies AI agents can make financial decisions autonomously. But who controls how much they can spend? Account-level spending policies define what an AI agent is authorized to do, including spending limits, approved recipients, and transaction permissions. By enforcing these rules at the account level rather than relying on the AI model's instructions, businesses can automate payments while maintaining financial control. At Puffer Night, Puffer Co-Founder @AmirOnchain highlighted account-level spending controls as an essential component of agentic finance, complementing @Puffer_UniFi's low-latency execution and Ethereum settlement. Agents decide what to do. Accounts define what they're allowed to spend. 🐡
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AI agents need fast execution feedback to make their next move. Puffer Preconf powers @puffer_unifi's low-latency execution layer, providing preconfirmations ahead of Ethereum L1 settlement. This enables agents to react faster, coordinate transactions, and operate autonomously without waiting for every Ethereum block. Machine-speed agents need machine-speed execution. ⚡️
🤖 Built for What’s Next | Autonomous Agents The next wave of onchain users might not be human. AI agents are evolving into autonomous economic participants, executing trades, managing assets, and making payments without constant human intervention. But autonomous finance requires infrastructure that can keep up. Agents need rapid execution feedback to make their next decisions, efficient access to liquidity, and the ability to coordinate transactions across protocols. @Puffer_UniFi is designed for these requirements. ⚡ Low Latency: Powered by @Puffer_Preconf, with execution preconfirmations targeting as low as 50ms. 🔗 Synchronous Composability: Designed to enable interactions with Ethereum L1 protocols within the same transaction. 💧 Ethereum Liquidity: Aiming to let applications access L1 liquidity without relying on traditional asynchronous bridging workflows. At Puffer Night, we demonstrated how agent authorization, preconfirmations, and Ethereum settlement can work together in an onchain payment flow. Autonomous agents need more than intelligence. They need infrastructure built for execution. That's what we're building with Puffer UniFi. 🐡
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Based sequencing keeps @puffer_unifi aligned with Ethereum. Puffer Preconf makes that alignment compatible with low-latency execution. By providing fast preconfirmations backed by slashable economic commitments, we’re helping Puffer UniFi deliver responsive execution without relying on centralized sequencers. 🫡
💭 What If Faster Transactions Came with Stronger Guarantees? Most rollups rely on centralized sequencers for fast confirmations, concentrating transaction ordering and introducing additional trust assumptions. @Puffer_UniFi takes a different approach. Powered by @Puffer_Preconf, Puffer UniFi combines low-latency preconfirmations with Ethereum-aligned sequencing. ⚡ Speed: Execution preconfirmations targeting as low as 50ms. 🔐 Accountability: Commitments designed to be backed by slashable economic security. ⛓️ Ethereum Alignment: Based sequencing designed around Ethereum's validator ecosystem. Fast execution. Accountable guarantees. 🐡
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Synchronous composability requires coordinated execution. Based sequencing provides the alignment, but Ethereum’s block times introduce latency. That’s where Puffer Preconf comes in. By delivering sub-50ms execution guarantees, Puffer Preconf helps @Puffer_UniFi combine responsive appchain execution with same-slot access to Ethereum L1 liquidity and smart contracts. Fast execution, without sacrificing Ethereum alignment. 🫡
🔗 Synchronous Composability: Breaking the L1– L2 Barrier Imagine an application on @puffer_unifi interacting directly with Ethereum L1 smart contracts and liquidity within the same Ethereum slot. No waiting for asynchronous cross-chain messages. No separate bridge workflow between each step. That's the vision behind synchronous composability. Puffer UniFi is designed to enable cross-layer interactions where multiple operations can be coordinated atomically, opening new possibilities for trading, lending, and liquidity management. Scale execution without fragmenting composability. 🐡
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Scaling Ethereum without fragmentation requires more than shared liquidity. It also requires coordinated sequencing. @Puffer_UniFi uses based sequencing to keep transaction ordering aligned with Ethereum L1. Puffer Preconf makes this architecture practical by delivering sub-50ms execution guarantees without relying on independent, centralized sequencers. Fast execution without sacrificing the Ethereum alignment that enables tighter coordination and composability.
🤖 The @puffer_unifi Series #5 | Scaling Ethereum Without Fragmentation Ethereum’s limited blockspace made transactions expensive and constrained the network’s ability to scale. Rollups addressed this by moving execution offchain while keeping settlement and security anchored to Ethereum. But as more rollups emerged, a new problem appeared: fragmentation. Each rollup operates in its own execution environment, with separate liquidity pools, transaction ordering, and state. Moving assets between them often requires bridges and asynchronous messaging, introducing delays and additional complexity. For financial applications, this fragmentation matters. Trading, lending, and payments depend on liquidity being accessible and protocols being able to interact efficiently. When execution is spread across isolated networks, even simple operations can require multiple transactions and cross-chain transfers. Puffer UniFi is designed to address this through: • Ethereum-aligned sequencing: Based sequencing keeps transaction ordering tied to Ethereum L1 rather than relying on independent rollup sequencers, creating a foundation for tighter coordination. • Synchronous composability: Puffer UniFi is designed to enable appchains to interact with Ethereum L1 smart contracts and liquidity within the same Ethereum slot, reducing reliance on asynchronous cross-chain messaging. • Dedicated execution: Based appchains provide scalable, application-specific execution environments while remaining closely connected to Ethereum’s broader ecosystem. The goal isn’t just to increase Ethereum’s execution capacity. It’s to scale without sacrificing the shared liquidity and composability that make Ethereum valuable.
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Puffer Preconf powers the sequencing layer of the @Puffer_UniFi stack, bringing sub-50ms execution guarantees backed by Ethereum-aligned economic security. Fast execution without relying on centralized sequencers. Hear our co-founder, @amironchain, explain the vision. 👇
Why did we build @Puffer_UniFi? 👀 To bring millisecond execution to Ethereum without compromising the trustless foundations that make it valuable. At Agentic Settlement Night with @googlecloud and @anchorage, our co-founder @amironchain explained the vision. 👇
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Moving stablecoins onchain is one thing. Making them useful for real-time payments, trading, and autonomous commerce is another. Puffer Preconf helps make that possible by powering the Puffer UniFi stack with sub-10ms execution guarantees, without relying on centralized sequencers. Real-time finance needs real-time infrastructure. 🤝
🤖 The @puffer_unifi Series #4 | Stablecoins Are Only the Beginning Stablecoins have made it possible to move dollar-denominated value onchain, enabling faster transfers, global payments, and programmable financial transactions. But issuing and transferring stablecoins is only the first step. As adoption grows, the next challenge is making that liquidity useful across payments, trading, and autonomous commerce. These applications require more than digital dollars: they need high-throughput execution, reliable settlement, and access to liquidity without unnecessary friction. Puffer UniFi is building the infrastructure to support this next stage: • High-performance execution: Dedicated based appchains provide scalable execution environments for payment applications, trading platforms, and autonomous transactions. • Ethereum liquidity: Synchronous composability is designed to give applications direct access to Ethereum L1 liquidity and smart contracts, reducing reliance on bridges and fragmented liquidity pools. • Native settlement: Puffer UniFi provides an Ethereum-aligned execution and settlement environment, enabling applications to process transactions while remaining connected to Ethereum L1. • Institutional payment infrastructure: Through its partnership with Anchorage Digital, Puffer is working to bring institutional custody, stablecoin issuance, and payment settlement infrastructure to Puffer UniFi. Stablecoins make value programmable. The next step is building the infrastructure that allows that value to move efficiently across an increasingly interconnected onchain economy. 🤝
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Bringing institutional finance onchain requires infrastructure that combines speed, security, and access to liquidity. Puffer Preconf provides the decentralized, sub-10ms execution guarantees powering @Puffer_UniFi, helping deliver the performance institutions need while staying connected to Ethereum. 🐡
Why does Ethereum connectivity matter for the future of institutional finance? At Agentic Settlement Night with @googlecloud and @anchorage, Puffer co-founder @amironchain shared the vision behind @Puffer_UniFi and its role in bringing institutional assets onchain. ↓
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Puffer is building the infrastructure to unlock Ethereum’s latent economy. With Puffer Preconf powering sub-50ms execution guarantees, the @Puffer_UniFi stack brings together speed, Ethereum-aligned security, and synchronous composability to support autonomous agents and real-time onchain applications.
📖 Glossary: Latent Economy Ethereum holds vast amounts of onchain capital, but much of its potential remains untapped. In today’s glossary, we explore the concept coined by Puffer Co-founder @amironchain ↓
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Secure custody is one piece of institutional infrastructure. Reliable execution is another. Puffer Preconf brings sub-10ms, economically secured execution guarantees to @puffer_unifi , delivering the speed and reliability required for institutional onchain finance.
🏦 The @puffer_unifi Series #3 l Why Institutions Need More Than Blockchain Access Institutions don’t just need access to blockchain. They need infrastructure they can trust, control, and operate at scale. For institutional finance to move onchain, fast transactions alone aren’t enough. Secure custody, controlled access, reliable execution, and settlement infrastructure must work together. That’s why Puffer partnered with @Anchorage, which will serve as Puffer UniFi’s day-one institutional custodian. Together, we’re bringing institutional-grade infrastructure to Ethereum-aligned execution and settlement. Here’s what the collaboration brings together 👇 🔐 Institutional custody: Anchorage Digital provides regulated digital asset custody infrastructure for institutional participants. 🛡️ Security & controls: Institutional key management, permissions, and governance frameworks support secure asset management and transaction authorization. ⚡ High-performance execution: Puffer UniFi provides dedicated execution environments designed for high throughput and low latency. 🌐 Payments & settlement: Anchorage Digital’s stablecoin and payment infrastructure combines with Puffer UniFi’s Ethereum-aligned execution and settlement capabilities. Institutions need more than another blockchain to deploy on. They need the infrastructure to operate financial applications with confidence. Puffer UniFi is building that foundation, together with Anchorage Digital. 🤝
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AI agents need infrastructure that can execute transactions as fast as they make decisions. Puffer Preconf powers Puffer UniFi with decentralized, sub-10ms execution guarantees, while Google Cloud supports our gateway infrastructure and Anchorage Digital brings institutional custody and payment rails. Our co-founder @amironchain explains how it all comes together. ↓
✨ From AI agent transactions to Ethereum settlement. At Agentic Settlement Night with @GoogleCloud and @Anchorage, Puffer co-founder @amironchain broke down how both partners and @Puffer_UniFi are bringing together the infrastructure for secure, institutional-grade agentic payments. ↓
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🧠 Words from our Co-founder @amironchain on @puffer_unifi. Powered by Puffer Preconf, the Puffer UniFi stack brings low-latency execution to rollups while keeping them synchronously composable with Ethereum L1.
Why did we build @Puffer_UniFi? To bring millisecond execution to Ethereum without compromising the trustless foundations that make it valuable. At Agentic Settlement Night with @googlecloud and @anchorage, our co-founder @amironchain explained the vision. 👇
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AI agents operate in milliseconds. They shouldn’t have to wait for blockchain settlement to get execution assurances. That’s where Puffer Preconf comes in. Fast, economically backed preconfirmations before Ethereum settlement. Built for the machine-speed economy.
🤖 The Puffer UniFi Series #1 | AI Agents Are Becoming Economic Actors AI agents are moving beyond answering questions. They’re beginning to shop, trade, purchase data, and execute payments autonomously. The agentic economy is taking shape. But today’s financial infrastructure wasn’t built for machines that operate at this speed. Agents need millisecond-level execution, programmable payments, and reliable transaction guarantees. Ethereum already has the liquidity. The challenge is making it accessible at machine speed. That’s where @puffer_unifi comes in. ⚡ High-performance execution: Dedicated execution environments designed to support applications with demanding performance requirements. 🔐 Low-latency guarantees: Puffer Preconf delivers fast execution assurances backed by economic security, ahead of Ethereum settlement. 🔗 Synchronous composability: Puffer UniFi is designed to interact directly with Ethereum L1 liquidity and smart contracts, reducing the fragmentation created by isolated rollups. The goal isn’t to build another financial ecosystem disconnected from Ethereum. It’s to give AI agents the speed they need while keeping them connected to Ethereum’s liquidity, state, and security. Puffer UniFi. The settlement layer for the agentic economy.
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Now THIS was a panel. 🔥 • @newmichwill, Founder at @CurveFinance • @LowBeta, Head of Research at @Grayscale • @zenzhenyu, Senior Director, AI at @MetaMask • Lucas Gaylord, Founder at @WorldMarketsinc Moderated by: • @AmirOnchain, Co-founder of @Puffer_Finance They joined us to explore how wallets, markets, and financial infrastructure come together as AI agents move onchain. An unforgettable evening during @token2049. Thank you for being part of Agentic Settlement Night! 🐡 🙌
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Puffer Co-Founder @AmirOnchain’s keynote at Agentic Settlement Night made the @Puffer_UniFi mission clear: Build the infrastructure for the agentic economy. AI agents, institutions, and markets moving and settling value in real time, on Ethereum. 🐡
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Thank you to everyone who joined us for Agentic Settlement Night yesterday! 🐡 Co-hosted by @Puffer_UniFi, @GoogleCloud, and @Anchorage, the evening brought together industry leaders to discuss the future of agentic finance and the Puffer ecosystem’s role in shaping it. A special thank you to our speakers for sharing their insights and making the evening memorable. With 145 side events listed across Singapore yesterday during TOKEN2049, we truly appreciate you making time to be with us. Let’s keep building. 🤝
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Anchorage Digital is partnering with @puffer_finance as the day-one institutional custodian for @puffer_unifi. We bring regulated custody, stablecoin infrastructure, and payment settlement to the network. More ↓ anchorage.com/press-room/anc…
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⚓️🐡 We’ve been waiting to share this one. @Anchorage, home to America’s first federally regulated crypto bank, is partnering with @Puffer_UniFi as its day-one institutional custodian. Institutional finance on Ethereum needs more than fast execution. It needs trusted custody, stablecoin infrastructure, native settlement, and institutional payment rails. Together, we’re building the infrastructure institutions need to operate natively on Ethereum.
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Anchorage Digital is partnering with @puffer_finance as the day-one institutional custodian for @puffer_unifi. We bring regulated custody, stablecoin infrastructure, and payment settlement to the network. More ↓ anchorage.com/press-room/anc…
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