2. OpenAI Distill (Generate SFT)

Goal: convert ChatGPT exports under data/openai-export/ (single or multiple) into trainable SFT (text-first).

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Setup

cp setting_template.jsonc setting.jsonc
pip install -r requirements.txt

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Run distill

python cli.py data openai-distill

Outputs:

• runs/openai-distill/<run_id>/sft/text.jsonl

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Common flags

python cli.py data openai-distill --input ./data/openai-export/user_a/conversations.json
python cli.py data openai-distill --input ./data/openai-export/
python cli.py data openai-distill --allow-models gpt-4o,gpt-4-1
python cli.py data openai-distill --pii-policy mask
python cli.py data openai-distill --keep-code --keep-tool

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Quick check

python cli.py data preview --input runs/openai-distill/<run_id>/sft/text.jsonl --count 3