A Practical Model Selection Matrix for Multi-Model AI Apps

When a product starts using more than one AI model, the question changes from "which model is best?" to "which model is best for this feature?" For teams building with GPT, Claude, Gemini, DeepSeek, Qwen, and other models, a simple model selection matrix can make API decisions much easier. I added a new GitHub guide for this here: https://github.com/yeallen441-del/vectorengine-quickstart/blob/main/MODEL_SELECTION_MATRIX.md Why a model selection matrix helps Many AI apps begin with...