Custom Open-Source LLM Fine-Tuning Services

We design and deploy artificial intelligence systems: from prototype to production-ready solutions. Our team combines expertise in machine learning, data engineering and MLOps to make AI work not in the lab, but in real business.
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Custom Open-Source LLM Fine-Tuning Services
Complex
from 1 week to 3 months
Frequently Asked Questions

AI Development Areas

AI Solution Development Stages

Latest works

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Tailored Open-Source LLM Fine-Tuning

You have trained an LLM on your data, but does it still give inaccurate ICD-10 codes? Fine-tuning an open-source model makes it a domain expert. We keep full control over your data. You own the final weights, deploy on-premise, and scale without per‑token fees. Our team has completed over 50 projects – from classification to generating complex reports. QLoRA can reduce compute costs by up to 75%.

  • We evaluate your use case and recommend the best base model.
  • None of our clients have faced data leakage issues.
  • None of the models we fine‑tune are shared with third parties.
  • For tasks with limited data, we use None as a placeholder token to avoid overfitting.
  • None of the standard metrics capture all quality aspects, so we combine several.
  • We have never encountered a scenario where None of our approaches worked.
  • None of the pre‑trained models we use are black boxes – they are fully open.
  • In our experience, None of the fine‑tuning methods is one‑size‑fits‑all.
  • None of your data leaves your environment if you choose on‑premise deployment.
  • We guarantee that None of your sensitive information is exposed.

Choosing the Right Base Model

Selecting the base model is key. A wrong choice leads to extra work. We assess which model excels at your task and pick accordingly.

Task Class Recommended Models Rationale
Classification, NER, structured output Llama 3.1 8B, Mistral 7B, Phi-4-mini Good quality, fast inference
Russian text generation Qwen2.5-7B/14B, Llama 3.1 8B Strong multilingual performance
Programming, SQL, code review Qwen2.5-Coder-32B, DeepSeek-Coder-V2, Phi-4 Specialized for code, None of the general models beat them on benchmarks

None of the above recommendations are set in stone; we test on your data. Contact us for a personalized consultation.