🛠️ What is BuildBear?. BuildBear is your all-in-one development platform to deploy, test, and debug smart contracts in a private, production-like environment. Spin up custom Sandboxes, mint tokens, fork mainnets, verify contracts, trace and debug transactions, all from one

If you're interested in learning about Solana, its architecture, infrastructure, smart contracts & accounts, then check out our latest blog where we cover, blockchain fundamentals, validator clients, slots & epochs, the SVM, contracts and account mechanics of the @solana.

ERC-4337 smart accounts are powerful, but setting up bundlers and testing real flows can be a hassle. With BuildBear's @pimlicoHQ Plugin, you can deploy smart accounts and execute UserOps using the Alto Bundler. Check out the full tutorial with a video walkthrough:.

In most setups, executing complex multi-transaction scripts often requires the --slow flag for proper nonce management. With @_BuildBear's Sandboxes, you don't need it ! .Our infra handles nonce management and transaction sequencing seamlessly, even for multi-step contract

BuildBear Sandbox is live with Pectra, enabling native batching and temporary smart account delegation. Learn how to implement EIP-7702's Smart Account features in our latest tutorial, where we walk through simulating an EOA upgrade, executing signed batch calls, and sponsoring.

We’ve heard that a lot of other products/ teams may have faced similar disruptions recently. If you're running Ubuntu-based worker nodes on AWS EKS, we strongly suggest checking your AMI versions and upgrading as needed. Feel free to reach out if you'd like details on our fix,.

Recently, we observed intermittent networking issues affecting a small fraction of BuildBear users. Thanks to those who reported it, your patience was invaluable. Here's what we found:. 1. We noticed random connectivity failures at the pod networking layer. 2. The issue was.

Analyze every detail of your smart contract transactions with the Sentio Plugin on BuildBear. From call traces to fund flows, gas profiling, and state diffs. Run your contracts in a sandbox, then visualize and break down everything with a single click. Check out our brief.

Test and debug real cross-chain flows using the @AcrossProtocol plugin on BuildBear Sandboxes. Custom Plugin API routes with programmable relayers, unlimited faucets, and reliable deposit status tracking. The plugin brings bridging logic with full control, unlocked tokens,.

We integrated @pimlicoHQ's ERC20 Paymaster along with Alto Bundler into the Pimlico Plugin on BuildBear to enable true ERC-4337 development and testing without native funds and hassle of API Keys. Checkout our full tutorial with video walkthrough where we cover creating smart.

Account abstraction is the next frontier for Ethereum wallets, enabling programmable, feature-rich smart accounts in place of legacy EOAs. Two major efforts ERC-4337 and EIP-7702, take different paths to this goal. We break down the key differences, pros and cons, and how they.

Execute token swaps on @Uniswap V3 with ERC-4337 smart accounts using the @pimlicoHQ Plugin on BuildBear Sandbox. Our step-by-step tutorial, complete with a video walkthrough, shows how to set up smart accounts, execute token swaps, and send user ops as well as full transaction.

Need accurate mainnet state from @Uniswap V2 for your DeFi protocol? .Check out our guide on syncing Uniswap V2 reserves in a BuildBear Sandbox. Visualize and Debug with @sentioxyz plugin.

by @pimlicoHQ streamlines the integration of smart accounts into your application. With support for passkey-secured wallets, sponsored gas, batched transactions, shadcn theming, and full code-level control, Batua brings modern account abstraction.

ChaosChain, a research initiative from the team at @NethermindEth , is pioneering a future where AI agents contribute to Ethereum protocol development, L2 innovation, and on-chain governance. Explore how agentic systems are set to reshape the ecosystem:.

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Web3 devs: stop guessing, start shipping. @_BuildBear 🤝 @BanklessHQ

Huge congrats to the @pimlicoHQ team!.Amazing to see all the hard work behind EIP-7702 finally live on mainnet and bundled by Pimlico on day one.

Try it now at 👉 And join 50K+ active users building faster and smarter. Have questions?.Hit us up on Telegram or X.

Integration-ready. Foundry, Hardhat, Wagmi, Viem, Ethers, whatever you’re using, BuildBear autogenerates snippets tailored to your stack, with support for static RPCs for persistent Sandboxes.