Fine-Tune an AI Model for Your Domain

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90 minutes

5 steps

·Intermediate

After 90 min: An AI model customized for your specific business or interest domain

What you need

LaptopOpenAI API keyPythonTraining data

The 90-Minute Plan

Gather Training Data0–15 min

Collect 50+ examples of text relevant to your domain in JSONL format.

Prepare Your Data15–35 min

Format data correctly. Test with OpenAI's CLI tool. Validate against schema.

Start Fine-Tuning Job35–55 min

Use OpenAI API to submit your data for fine-tuning. Monitor job progress.

Test Your Model55–75 min

Query your fine-tuned model with test prompts. Compare to base model.

Ship & next steps75–90 min

Deploy your model in production. Gather user feedback. Next: iterate and improve.

Pro Tip

Quality training data is everything. More examples = better results. Iterate based on test results.

90 min·5 steps

TechBeginner

After 90 min: A working chatbot that answers questions about a topic you choose

10,234

see the plan

90 min·5 steps

TechAdvanced

After 90 min: A production-grade application using LLMs with proper error handling and monitoring

9,876

see the plan

90 min·5 steps

TechIntermediate

After 90 min: A webpage with buttons, forms, and interactive elements that respond to user actions

8,901

see the plan

90 min·5 steps

TechIntermediate

After 90 min: A website that looks perfect on phones, tablets, and desktops

7,645

see the plan