Builders: If your mental model of Ethereum mainnet is high fees and limited wallets, it's out of date.
The first builder update explains what has changed and what it means for how you can build 🧵
Inspired by this, created a single extension with a handful of features that replaced a bunch of my installed extensions. Screen/cam recorder next.
Fork it and tweak it!
🛳 BG Shipping Log #35 is out!
The First 100 Days of 2026 recap:
🤖 ETHSkills: 20+ skills giving AI agents current Ethereum context
🧱 Speedrun Ethereum gets agent-ready
🏗 Scaffold-ETH 2 goes AI-first
🌍 BG around the world: ETH Denver, Kuala Lumpur, and more
💜 Support us in the @thedaofund x @Giveth Ethereum Security QF round
Link in second tweet👇
🎥 going live again tomorrow to yell at my bot and we're going to build a new feature live!
🎞️ come watch me sloperate!
🗓️ 9AM MT (11AM ET / 8AM PT)
https://t.co/5rm6LYtiah
Back in November, @UnicornFundETH and the community supported us via Proposal 32. Massive thanks! 🙏
We have kept our heads down and kept shipping. Here are a few highlights covering late 2025 and 2026 so far. Everything is 100% open-source...
Security starts with developers.
We are participating in the @thedaofund x @Giveth Ethereum Security QF round!
Through Speedrun Ethereum, Scaffold-ETH 2, CTF games and tools like ABI Ninja and HackedWalletRecovery, BuidlGuidl is producing security-aware builders and protecting users when things go wrong.
It is a quadratic funding round, meaning every single dollar counts and amplifies our impact.
📚 Have you tried the new https://t.co/Tuhv0qthGX?
👨🏫 It is a really good AI teacher for learning how to build on Ethereum.
⚙️ Follow the commands in Cursor or Claude Code and it will guide you, write code for you, and even quiz you on concepts!!!
Foundry support just shipped on Speedrun Ethereum 🔨
Pick your stack when you start a challenge: Hardhat or Foundry.
Try it on the first challenge:
npx [email protected] -e challenge-tokenization challenge-tokenization
Available for challenges 0 to 4. More coming soon.
😎 Just shipped a ZK Privacy skill to https://t.co/PuigYL8FHV
👀 "Privacy Apps with Noir"
🤖 Give your bot https://t.co/LHHt79gaAV
🌾🌾🌾 s/o @phipsae tending the CROPS 🌾🌾🌾
Speedrun Ethereum challenges are now AI-ready ✨
Each one ships with AGENTS.md full context, so any AI can answer your questions and help you go deeper.
If you prefer a guided experience, use /start in Claude Code, Cursor, and most modern IDEs to activate AI Tutor Mode: concept explanations, knowledge checks, hints, and live code reviews
New on SpeedRun Ethereum: Build Prompts 🏗
AI-ready project specs you copy straight into your coding agent.
Pick a prompt, tweak the parameters, build a full dApp on Scaffold-ETH 2, and add it to your portfolio.
12 projects live, from bonding curve launches to streaming payments to commit reveal games.
👇
🏆 Want to win?
👨🔬 Prove you can become an expert in a subject...
✅ Be capable of being number 1-5 in a niche
✅ Navigate uncertainty
✅ Go broad, then go deep
🤔 If you want to learn how to build on @ethereum
👉 Lock in with RareSkills:
If you are in the weeds of @AnthropicAI's Claude Code you should try:
`npx ccexplorer`
- watch a session live as Claude works
- see compactions, tool calls I/O, skills, hooks etc.
- subagent lifecycles, which tool spawned them
- Spot errors, slow calls, and repeated patterns