Onchain Pulse
Latest Blockchain Development News & Insights
Holešky Testnet Shutdown Announcement
Ethereum Foundation: Monday, September 1, 2025
Ethereum Foundation
Ethereum
Blockchain
As previously announced, the Holešky testnet has reached its planned end-of-life date and will be sunset shortly. **The vast majority of remaining validator nodes will be shut down 2 weeks after the Fusaka upgrade has finalized on Holešky. After this, Holešky will no longer be supported by client, testing or infrastructure teams.**
Surviving market cycles & startup lessons for founders
A16ZCrypto: Friday, August 29, 2025
crypto basics
mental models & frameworks
podcast
with @AriannaSimpson @jacqmelinek
v1.3.3
Foundry: Friday, August 29, 2025
Foundry
Ethereum
Solidity
Smart Contracts
There is a new release available.
Click on 'Read More' to see what's new in this new version.
Protocol Update 003 — Improve UX
Ethereum Foundation: Friday, August 29, 2025
Ethereum Foundation
Ethereum
Blockchain
A few months ago, we announced a renewed focus of Protocol on three strategic initiatives: Scale L1, Scale blobs, Improve UX. Following previous updates on Scale L1 and Scale blobs, this note relates to our “Improve UX” track, and its mission:
Hardhat v3.0.3
Hardhat: Thursday, August 28, 2025
Hardhat
Ethereum
Solidity
Smart Contracts
This release is a small bug fix release and includes a resolution for a bug when making historical calls in a forked network.
Click on 'Read More' to see what's new in this release.
@nomicfoundation/[email protected]
Hardhat: Thursday, August 28, 2025
Hardhat
Ethereum
Solidity
Smart Contracts
This release enables parallel test suite running by default for the Node.js test runner; improving performance for larger test suites.
Click on 'Read More' to see what's new in this release.
How to build business development and growth teams
A16ZCrypto: Thursday, August 28, 2025
go-to-market
hiring & recruiting
partnerships & sales
Building an effective business development (BD) and growth function in crypto isn't straightforward. Crypto introduces a unique set of dynamics that make it impossible to simply copy a web2 organizational chart or hiring playbook. And as fintech and financial services push deeper into the space, the landscape continues to evolve. The right BD profile depends entirely on what your company is building and what outcomes you're targeting.
BETTERBANK - REKT
rekt.news: Thursday, August 28, 2025
BetterBank
Reward Logic Flaw
Rekt
3 weeks from launch to exploit - $5 million drained from BetterBank, leaving users lighter while the protocol’s own reward logic printed the cash. A simple incentive flaw triggered catastrophic losses, exposing how quickly DeFi math can turn on you.
How Warden Scaled AI Trading in Days with the Uniswap Labs Trading API
Uniswap: Thursday, August 28, 2025
Uniswap
products
Warden scaled their AI trading interface to 650,000+ swaps in 3 weeks across 14 chains using the Uniswap Trading API. Live in under 72 hours with 500,000+ users supported.
Agents at Scale: How Warden Scaled AI Trading in Days with the Uniswap Labs Trading API
Uniswap: Thursday, August 28, 2025
Uniswap
products
Warden scaled their AI trading interface to 650,000+ swaps in 3 weeks across 14 chains using the Uniswap Trading API. Live in under 72 hours with 500,000+ users supported.