🚀 Features

Everything you need to fine-tune, deploy, and manage custom LLMs

Fine-Tune Lab is a complete platform for training custom AI models. From dataset upload to production deployment, we handle the complexity so you can focus on results.

Core Capabilities

LLM Fine-Tuning Made Simple

Train custom AI models on your data without PhD-level ML knowledge. Upload dataset, click train, get results.

  • Support for Llama, Mistral, Qwen, and more
  • Automatic hyperparameter optimization
  • LoRA and full fine-tuning options
  • Mixed precision training (FP16/BF16)

Dataset Management

Upload, validate, and manage training datasets with built-in quality checks and format verification.

  • JSONL format validation
  • Automatic dataset splitting
  • Dataset versioning
  • Quality metrics and stats

Real-Time Training Metrics

Monitor loss curves, learning rates, and GPU utilization in real-time as your model trains.

  • Live loss visualization
  • Epoch-by-epoch progress
  • GPU memory tracking
  • Training/validation split metrics

Production Inference Deployment

Deploy trained models to production with one click. Cloud deployment via RunPod Serverless with automatic scaling and production-ready API endpoints.

  • RunPod Serverless with auto-scaling (A4000 to H100 GPUs)
  • Budget limits with real-time cost tracking
  • Automatic checkpoint selection and optimization
  • Production-ready API endpoints

Developer-First API

RESTful API with 25+ endpoints. Complete SDK support for Python, JavaScript, and cURL.

  • Comprehensive REST API
  • Real-time WebSocket updates
  • Python SDK with async support
  • TypeScript client libraries

Enterprise Security

Multi-tenant architecture with row-level security. Your data stays yours, always encrypted.

  • Supabase RLS authentication
  • API key encryption at rest
  • User-scoped resources
  • Audit logging

Model Version Control

Track every training run, compare results, and roll back to previous checkpoints instantly.

  • Automatic checkpoint saving
  • A/B testing support
  • Model comparison tools
  • Training run history

Training Pipeline Control

Pause, resume, or cancel training jobs. Adjust hyperparameters on the fly without starting over.

  • Pause/resume functionality
  • Dynamic config updates
  • Multi-job orchestration
  • Graceful cancellation

Analytics & Insights

Compare training runs, identify best hyperparameters, and optimize for cost or performance.

  • Training run comparisons
  • Cost analysis per job
  • Performance benchmarking
  • Hyperparameter optimization suggestions

Performance Optimization

Automatic batch size tuning, gradient accumulation, and mixed precision for maximum GPU efficiency.

  • Auto batch size detection
  • Gradient checkpointing
  • Flash Attention support
  • Multi-GPU training

Common Use Cases

Customer Support Automation

Train models on your support tickets to answer customer questions in your brand voice.

Fine-tune Llama on 5000 historical support conversations → 80% ticket deflection rate

Code Generation

Create AI coding assistants that understand your codebase conventions and patterns.

Train on your GitHub repos → Generate boilerplate in your team's style

Domain-Specific Expertise

Build specialized models for legal, medical, or financial applications with domain knowledge.

Fine-tune on medical papers → Answer clinical questions with citations

Content Generation

Generate marketing copy, product descriptions, or social media posts in your brand tone.

Train on past campaigns → Generate on-brand content at scale

How It Works

1

Upload Your Dataset

Upload a JSONL file with your training examples. We validate format and provide quality metrics automatically.

2

Configure Training

Choose your base model (Llama, Mistral, etc.) and set hyperparameters. Or use our recommended defaults.

3

Start Training

Click start and watch real-time metrics as your model learns. Pause/resume anytime.

4

Deploy to Production

Deploy to RunPod Serverless with auto-scaling cloud inference. Set budget limits and get a production-ready API endpoint within minutes.

✓

Monitor & Improve

Track usage analytics, compare model versions, and iterate with new training data.

Built On Proven Technology

Hugging Face

Model Training

RunPod

Cloud GPU & Inference

RunPod Serverless

Cloud Inference

PyTorch

Deep Learning

Supabase

Database & Auth

Next.js

Frontend

CUDA

GPU Acceleration

Docker

Containerization

Redis

Job Queue

Ready to Get Started?

Follow our quick start guide to train your first custom model in under 10 minutes.