LLM Fine-Tuning

Fine-Tuned LLMs That
Own Your Domain

General-purpose LLMs are trained on the internet. Your domain is legal contracts, clinical notes, or financial filings - not Reddit. Fine-tuning adapts a powerful base model to your domain, your terminology, and your style - outperforming GPT-4o on your specific tasks at a fraction of the inference cost.

LoRA / QLoRA tuningDomain adaptationSelf-hosted deployment
8%
Accuracy Gain vs GPT-4o
40–70%
Lower Inference Cost
350+
AI Systems Delivered
Fine-Tuning Services
Enterprise-grade
LoRA & QLoRA Fine-tuning95%
Instruction Tuning (SFT)92%
RLHF & DPO Alignment90%
Domain Adaptation88%
Models
Datasets
Training
Serving
Fine-Tuning
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What's Included

Our Service Capabilities

End-to-end capability - from strategy and build to integration, monitoring, and ongoing support.

LoRA & QLoRA Fine-tuning

Parameter-efficient fine-tuning with LoRA and QLoRA - adapting Llama 3, Mistral, and Phi-3 to your domain with minimal GPU resources, fast training cycles, and production-ready outputs.

Instruction Tuning (SFT)

Supervised fine-tuning on instruction-response pairs - teaching the model to follow your specific task formats, output schemas, and domain conventions with precision.

RLHF & DPO Alignment

Reinforcement Learning from Human Feedback and Direct Preference Optimisation - aligning model outputs to your quality standards, safety requirements, and preferred response style.

Domain Adaptation

Continued pre-training on your domain corpus - legal texts, clinical literature, financial filings, or technical documentation - embedding deep domain knowledge into the model weights.

Model Evaluation & Benchmarking

Rigorous evaluation of fine-tuned vs baseline models on your specific tasks - custom benchmarks, automated eval pipelines, and comparison against GPT-4o on your actual use cases.

Self-hosted Deployment

Optimised deployment of fine-tuned models using vLLM, Ollama, or TGI - quantised for your hardware, with streaming API, monitoring, and cost dashboards.

How We Work

Our Engagement Process

A disciplined, outcome-focused approach from first call to go-live.

  1. 1

    Use Case & Data Assessment

    Define the fine-tuning objective, evaluate your training data, and determine the optimal approach - LoRA, SFT, or domain adaptation.

  2. 2

    Dataset Preparation

    Clean, format, and structure your training data into instruction-response pairs - with quality filtering and deduplication.

  3. 3

    Training & Hyperparameter Optimisation

    Run fine-tuning experiments with hyperparameter search - learning rate, LoRA rank, batch size - tracked in Weights & Biases.

  4. 4

    Evaluation & Comparison

    Evaluate fine-tuned model vs GPT-4o baseline on your task-specific benchmarks - with automated test sets and human evaluation.

  5. 5

    Optimisation & Deployment

    Quantise and optimise for production, deploy with vLLM or Ollama, and set up performance monitoring and retraining triggers.

Technology Stack

Tools & Frameworks We Master

A production-tested, vendor-agnostic stack built for enterprise security and compliance requirements.

Fine-tuning Frameworks

Hugging Face PEFTAxolotlUnslothTRL (RLHF/DPO)LLaMA-FactoryOpenAI Fine-tuning API

Base Models

Llama 3 70BMistral 7BMixtral 8x7BPhi-3GemmaGPT-3.5/4o

Training Infrastructure

NVIDIA A100AWS SageMakerGCP Vertex AIRunPodWeights & BiasesMLflow

Serving

vLLMOllamaTGI (Text Generation Inference)ONNX RuntimeTensorRTFastAPI
Real-World Impact

Use Cases by Industry

Production AI systems we have built across regulated, data-heavy industries.

Legal

Llama 3 70B for Contract Law

Fine-tuned Llama 3 70B on 200K+ contract clauses - outperforms GPT-4o on legal clause extraction by 8% at 40% lower inference cost. Air-gapped self-hosted.

LoRALlama 3Legal
Healthcare

Clinical NLP Model Fine-tuning

Fine-tuned Mistral 7B on 50K clinical notes - achieves 93.1% ICD-10 coding accuracy, self-hosted for HIPAA compliance, 70% lower cost than GPT-4o.

QLoRAMistralHIPAA
Finance

Financial Analysis LLM

Llama 3 8B fine-tuned on earnings transcripts and analyst reports - generates structured investment summaries with financial entity extraction and sentiment.

SFTLlama 3Finance
Customer Support

Support Agent Fine-tuning

Phi-3 mini fine-tuned on 10,000 resolved support tickets - on-device deployment on support terminals, 89% first-response accuracy, zero cloud inference cost.

SFTPhi-3Edge
Education

Curriculum-Specific LLM Tutor

Llama 3 fine-tuned on K-12 curriculum materials - generates accurate, age-appropriate explanations and quiz questions. Deployed for 50K+ students.

LoRAEducationLlama 3
Code Generation

Internal Codebase Fine-tuning

Llama 3 70B fine-tuned on internal codebase + docs - completes code in proprietary frameworks that GPT-4o does not know, 3x faster developer productivity.

CodeFine-tuningDevTools
Client Voices

What Teams Say After Shipping with Us

Real results from teams who needed fine-tuned models to work in production, not just in a demo.

“
AndolaSoft has been a valued partner providing excellent customer service. Issues with clients or troubleshooting are handled in a timely manner and positive resolution is always the outcome.
JK
Jim Kaplan
Founder, AuditNet
“
I got a recommendation on AndolaSoft. They are more than half the cost, they have a can-do attitude, and they are responsive, timely, and easy to work with.
CV
Caroline Van Sickle
Pretty in my Pocket, Atlanta GA
“
Andolasoft team is very hardworking, dedicated and professional that follows through with their goals. The technical leadership is also a superior value to any other developers.
ZN
Zeid Nasser
Editor-in-Chief, theCollegeDriver.com
FAQ

Frequently Asked Questions

Fine-tuning adapts a pre-trained LLM to your specific domain, tasks, or style using your own data. Instead of training from scratch, you start from a powerful base model (Llama 3, Mistral, GPT-4o) and continue training on your domain-specific dataset - achieving higher accuracy on your tasks at lower inference cost.

Ready to Fine-Tune an LLM on Your Data?

Tell us your domain, task, and data availability. We will design a fine-tuning plan that outperforms GPT-4o on your specific use case at lower cost.