GPT-5.1 Build Guide by Bush & M. for Real Workloads

An updated GPT-5.1 build guide is now available, designed by Hillary Bush & Prashant M. to be a practical reference for teams integrating GPT-5.1 into real workloads. The guide covers: 🟦 How to migrate to the Responses API while keeping orchestration lightweight 🟦 Ways to structure agent workflows so tool use, state, and error paths are easier to trace 🟦 A simple loop for prompt tuning and validating changes against evals 🟦 How reasoning effort and verbosity settings influence consistency and latency in practice 🟦 Operational habits that help maintain predictable costs as usage grows What are you finding as you start testing 5.1 in your stack?