Can LLMs Replace Smart Contract Auditors? New Benchmark Shows Promise and Limits

DeFi protocols hold billions in assets, but professional smart contract audits cost $50,000+ per contract and take weeks. This benchmark tests whether leading LLMs—Claude Opus 4.7, GPT-5.5, and Gemini 3.1 Pro—can detect vulnerabilities effectively, providing data-driven insights into their potential as auditing tools or professional augmentation.