promptflow

Why we included this project

Prompt flow, Microsoft's suite for building LLM applications, ties together prototyping, evaluation, and deployment in one toolchain. Its core unit is a flow, a graph that connects LLM calls, prompt templates, and plain Python steps, which makes it practical to move past single-request demos into real multi-step applications. An evaluation layer scores flow quality, and tracing tools show what a model actually did when a run misbehaves, which is usually the difference between shipping and debugging blind. That makes it a solid fit for developers building repeatable LLM features and small teams who want structured iteration without adopting a heavyweight platform. One thing to weigh: Microsoft has said feature development for the suite has ended, so the retirement timeline should factor into any new build decisions.