How Zo Computer improved AI reliability 20x on Vercel | Customers | Vercel

What this post added

This post details how Zo Computer leveraged Vercel's AI SDK and AI Gateway to achieve a 20x reduction in their AI model retry rate (from 7.5% to 0.34%) and improve chat success rate to 99.93%. It highlights the replacement of custom adapter code with the AI SDK for unified model integration and the offloading of retry, fallback routing, and provider health monitoring to the AI Gateway. The post quantifies the reliability and latency improvements through A/B testing, showing a P99 latency reduction from 131s to 81s and demonstrating the ability to add new models in under a minute.