**Cutting our agent's harness cost 10x without breaking the product**

> The harness LLM was 40% of our AI costs. Our three-gate eval system let us swap models safely — cutting cost per video nearly 10x. Log in Book a demo Log in Book a demo Cutting Our Agent's Harness Cost 10x Without Breaking the Product Published August 18, 2026 Like many AI startups, we were watching our inference bill grow with usage. Our agent at Notch makes video ads, so we expected video generation to be expensive...

**来源信息**
- **来源**：Hacker News：AI 热帖
- **分类**：论文
- **发布时间**：2026-09-18 23:08（北京时间）
- **原文**：[打开原文](https://www.usenotch.ai/blog/cutting-our-agent-s-harness-cost-10x-without-breaking-the-product)