Non-technical user accessibility: The platform enables domain experts and prompt engineers to run evaluations through the UI while still providing SDK access for engineers. This dual approach allowed our entire team to collaborate effectively without creating bottlenecks.<br><br>Production-ready testing capabilities: Freeplay handled our complex requirements, including custom evaluations for brand voice, emoji usage, and message structure across hundreds of merchants. The platform supported our critical API migration from OpenAI Assistants to the Completions API right before a major launch.<br><br>Flexible evaluation types: The system supports LLM-as-a-judge, code-based evaluations, and human labeling, providing our team with multiple validation approaches tailored to our specific needs. Review collected by and hosted on G2.com.

While the UI undergoes frequent changes and improvements, the Freeplay team consistently provides strong support to help users adapt and take advantage of new features. Review collected by and hosted on G2.com.