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Why our agents classify each turn after they answer
We asked the answering model to file its own paperwork through a mandatory tool, and smaller models showed us the cost. Moving that work to a separate call after the reply fixed it.
engineeringtool-callingstructured-outputgemma4Why we test every tool with a mid-range model first
We named our RAG tool poorly, and Gemma 4 told us so. Here's what we learned about designing tool schemas for multi-model platforms.
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