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How are you testing model switches for AI agents before shipping?

I run an app built on AI agents (tool calling, multi-step) and I'm planning to switch models. Mostly for cost, and to try a newer version. My worry is silent regressions. The new model gives answers that look fine, but it drops a tool call, passes slightly different arguments, or picks a different…

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  1. 2026-10-01 20:32 · r/AI_Agents
    How are you testing model switches for AI agents before shipping?

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