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Fine-tuning a 14B code model with SFT and DPO

A report describes fine-tuning a 14B model on coding conversations with SFT and DPO, and discusses results, costs, and challenges.

The report describes fine-tuning a 14B model on coding conversations with a pipeline combining SFT and DPO. It also discusses results, costs, and challenges; the available summary provides no figures or details for comparing results.

When evaluating a similar process, first define the goal and observable metrics, such as response quality on representative tasks. Compare the fine-tuned model with a baseline, and keep test examples separate from training data.

Before using real conversations, check for personal data, confidential information, or content the organization is not authorized to use. Minimize and, where needed, remove or replace such data; record dataset sources, purposes, and retention rules.

Assess costs and challenges in the context of your own project rather than assuming the report’s results will transfer. Run controlled tests, document configurations, and review outputs before putting any system into use.

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