Doctorfinetuner
Synthetic data, for any domain

Fine-tune any LLM
on your domain

Doctorfinetuner generates high-quality synthetic datasets for fine-tuning language models — across medical, legal, finance, support, or whatever niche you operate in.

Trusted by indie teams shipping fine-tuned models every week.

Built for serious fine-tuning

Domain-agnostic

Healthcare, legal, finance — any vertical you want to fine-tune.

Production formats

OpenAI, Alpaca, ShareGPT, or raw JSONL — pick what your stack expects.

Fast & iterative

Generate, preview, refine. See samples within seconds.

Quality filtered

Built-in scoring keeps the bad rows out of your training set.

Three steps to a dataset

1

Describe your domain

Tell us the task, tone, and audience.

2

Generate samples

We synthesize diverse, high-quality rows for you.

3

Export & fine-tune

Download in the format your training stack expects.

Simple, predictable pricing

Start free, upgrade when your model is ready for more.

Free

$0 / month

50 credits / month
Basic formats
Community support

Starter

$29 / month

500 credits / month
All formats
Email support

Pro

Popular

$99 / month

2,500 credits / month
Priority generation
Quality filtering
Priority support

Full pricing details on the billing page.

Ready to fine-tune?

Start with 500 free rows. Upgrade when your model is ready for more.

Get started — it's free