Aw1-breaker – Sub-millisecond AST circuit breaker for AI agent tool calls A Hacker News submission titled "Aw1-breaker – Sub-millisecond AST circuit breaker for AI agent tool calls" was posted by user MvikVela and had drawn 1 point roughly 9 minutes after going live. The post's title describes a circuit breaker that inspects abstract syntax trees to gate AI agent tool calls in under a millisecond, though the submission carried no linked write-up or technical detail in the available text. Hacker News new | past | comments | ask | show | jobs | submit login Aw1-breaker – Sub-millisecond AST circuit breaker for AI agent tool calls 1 point by MvikVela 9 minutes ago | hide | past | favorite | discuss help Consider applying for YC's Winter 2027 batch Applications are open till November 2. Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact Search: