Dynamic AI agent testing for the real world with Collinear Simulations and Together Evals

What this post added

Introduces the integration of Collinear's TraitMix simulation product with Together Evals. TraitMix generates dynamic, persona-driven AI agent interactions by mixing user traits (e.g., impatience, confusion, sarcasm) to create realistic, multi-turn conversational data. This data is then automatically judged using Together Evals' LLM-as-a-judge framework, enabling reproducible and scalable testing of AI agents under human variability. The post highlights the ability to close the loop between interaction, evaluation, and improvement within a single ecosystem.