I fine-tuned Qwen3-14B for my AI companion app for $1.30. The hard part wasn't the model

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Soulor AI is an AI companion app with persistent memory and five relationship stages, from Stranger to Soulmate, plus a Simulation Mode that gives a panel of five AI perspectives on any situation. The first adapter failed on format, not voice The app doesn't want free text from the model. Every reply comes back in a JSON envelope the frontend parses: the message, plus fields the app acts on.

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