The Openfort Blog.
Fast Solana transactions using Jito bundle submission
Sponsored Solana transaction batches now go through Jito bundles, so dependent transactions execute atomically and in order.
Account Abstraction
ERC-4337 and EIP-7702 in practice: bundlers, paymasters, user operations, and the tradeoffs between smart accounts and upgraded EOAs. These posts explain how the standards work and where they break.
EIP-7702 Explained: How Smart EOAs Work in 2026
EIP-7702 lets EOAs delegate to a smart contract — batching, gas sponsorship, and session keys without changing address. Architecture and builder's checklist.
Best Account Abstraction Providers in 2026
Compare the top account abstraction (ERC-4337) providers in 2026. Features, pricing, and scope from Openfort to Alchemy.
What EIP-8141 Means for Developers
EIP-8141 brings native account abstraction to Ethereum, but Base backs EIP-8130 and Paradigm proposed Tempo. The tradeoffs, and how to position for each.
How to Set Up Gasless Transactions
Set up gasless transactions on Ethereum and Solana with Openfort's paymaster: code examples, policy configuration, and gas sponsorship for users and agents.
Ethereum Gasless Transactions: Pay Gas in Stablecoins
Let users pay Ethereum gas fees in stablecoins like USDC, or sponsor gas so they never hold ETH. ERC-4337 paymasters and EIP-7702, in a few lines.
Technical Dive: Gas Sponsorship via Paymasters
How paymasters enable gas sponsorship: Verifying and ERC-20 modes, the on-chain validation lifecycle, paymasterData encoding, and security trade-offs.
Gasless Transactions on Solana
Sponsor gas on Solana with Openfort so users transact without holding SOL — and let them pay fees in stablecoins like USDC, USDT, or USDG. With code examples.
Parallelizable Paymasters in EntryPoint v0.9
Openfort Paymaster v9 explained: async signing, ERC-20 gas sponsorship, and the protocol updates that ship with EntryPoint v0.9.
EOA wallet explained (and EOA vs smart wallet)
An EOA is a wallet controlled by one private key, with no code of its own. How EOAs compare to smart wallets and EIP-7702 smart EOAs.
Crypto Onboarding: Passwordless Wallets in Practice
Why seed phrases cost you signups, and how to ship a passwordless wallet that gets users to their first transaction in under a minute.
The Openfort Delegator Account: EIP-7702 in Production
Inside Openfort's EIP-7702 delegator contract: modular architecture, WebAuthn session keys, atomic batching, ERC-4337 compatibility, and the security model.
What Is an Embedded Wallet? How They Work (2026 Guide)
What an embedded wallet is, how key custody and signing actually work, and why seedless onboarding converts — plus ERC-4337, EIP-7702, and gasless UX.
Improving our Chain Abstraction implementation
Our newest updates and progress on the chain abstraction project and how it will link with our ecosystem SDK
Chain Abstraction Framework with ZK Proofs
Bridging ecosystems to create smooth experiences for their end users across any chain.
Understanding Native Account Abstraction in RIP-7560
How RIP-7560 transforms Ethereum's account abstraction, slashing gas costs and enhancing scalability at the protocol level.
2D Nonce: Transaction Parallelization
See how Openfort’s 2D nonce model helps developers execute multiple blockchain transactions in parallel without compromising order or finality
EIP-3074 to EIP-7702: Advancing Ethereum Account Abstraction
Explore EIP-7702, the innovative upgrade refining EIP-3074. Uncover how temporary smart contract roles enhance Ethereum security and simplify transactions.
Announcing Embedded Wallets
Unlock seamless onchain experiences with Openfort's Embedded Wallets. Unifying authentication, in-app signing & smart accounts for easy onboarding.
Passkeys and Account Abstraction
Passkeys are becoming an ever increasing option for users to sign transaction with their hardware devices. Let's explore how!
Technical Dive: Social Recoverable Accounts
In this article, we will explore the concept of Recoverable Account and how it can be used using Openfort’s APIs.
How to use Token Bound Account (ERC-6551)
Learn the ins and outs of the ERC6551 with Openfort's smart accounts and learn how to make them both together for your game.
AA and MPC: A Practical Approach to Security
Explore the real-world benefits of account abstraction and multiparty computation (MPC) in delivering secure and scalable crypto applications
Modular Wallets: Enabling Vertical Wallets at Scale
Discover how modular wallet architecture transforms crypto wallets into scalable vertical solutions for diverse applications.