#smart-contracts

2 posts

The First AI-Coded DeFi Exploit: How Claude Opus 4.6 Generated a $1.78M Oracle Bug

Moonwell lost $1.78M on Feb 15, 2026 due to an oracle misconfiguration in code partially written by Anthropic's Claude Opus 4.6. This marks the first major DeFi exploit directly linked to AI-generated smart contract code.

February 27, 2026·6 min read

arbitrum stylus rust

AI Agents Are Now Writing Rust Smart Contracts, and They're 30% Cheaper Than Solidity

Arbitrum just released an AI toolkit that lets Claude write complete Rust smart contracts with one command. The contracts compile, they run 26-50% cheaper than Solidity, and they work alongside the entire Ethereum ecosystem. This is the first time AI can natively target non-EVM languages in production.

February 22, 2026·7 min read