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📖 The AI Tool Bible

AI fine-tuning platform

Editorial picks for "best fine-tuning platform".

47 tools

All Fine-tuning →
TA

Together AI

Featured
Fine-tuning · Llama / Mistral / Qwen / DeepSeek and others
8.6

Fine-tune & serve open-weight models (Llama, Mistral, DeepSeek).

Paid· Pay-per-token; fine-tuning per-tokenopen modelsfine-tuning
MO

Modal

Fine-tuning · Infrastructure (any model you can host)
8.7

Serverless GPUs and infra for training & serving ML.

Freemium· $30/mo free credits; pay-as-you-go GPU ratesserverless GPUfine-tuning
AB

AWS Bedrock

Agents · Multi-model: Anthropic Claude, Meta Llama, Mistral, Cohere, AI21, Amazon Nova/Titan, DeepSeek, Stability, OpenAI GPT
8.6

Build and scale generative AI applications with foundation models

Paid· Standard: Contact sales · Flex: Contact sales · Priority: Contact sales · Reserved: Contact salesEnterprise RAG chatbot over private documentsMulti-step tool-using agents via AgentCore
GV

Google Vertex AI

Agents · Gemini 2.5 (Pro/Flash/Nano), Imagen, Veo, Chirp, plus Model Garden (Llama, Mistral, Claude via partner)
8.6

Google Cloud's unified platform for building, deploying, and scaling enterprise AI agents and models.

Paid· Image Data - Training (Classification): $3.465 / 1 hour · Image Data - Training (Object Detection): $3.465 / 1 hour · Image Data - Deployment and Online Prediction: $1.375 / 1 hour · Image Data - Batch Prediction: $2.222 / 1 hour · Tabular Data - Training (Classification/Regression): $21.252 / 1 hourEnterprise RAG chatbotMulti-agent customer service
IW

IBM watsonx

Agents · IBM Granite (3.x, Code, Time Series), Meta Llama 3.x, Mistral, plus other curated open models
8.6

Enterprise AI platform for building, deploying, and governing models and agents

Enterprise· watsonx.ai has a free tier on IBM Cloud with limited tokens; paid usage is metered per 1M tokens by model family (Granite, Llama, Mistral, etc.). watsonx.governance and watsonx.data are quoted per environment. Enterprise deals via IBM sales; on-prem/Cloud Pak for Data is separately licensed.Enterprise RAG chatbot over private documentsCustomer service agents with guardrails
RE

Replicate

Fine-tuning · Thousands of community + first-party models
8.5

One-API platform for running and fine-tuning open-source models.

Paid· Pay-per-second of GPU timemodel hostingfine-tuning
OF

OpenAI Fine-tuning

Fine-tuning · GPT-4o-mini / GPT-3.5
8.4

Fine-tune GPT-4o-mini and friends on your own data.

Paid· Basic: $10 · Pro: $25 · Enterprise: Contact salesstyleformat
Y0

Yi (01.AI)

Agents · Yi-Lightning (MoE), Yi-Large, Yi-1.5 (6B/9B/34B), Yi-VL, Yi-Coder — in-house 01.AI foundation models
8.4

Foundation models from 01.AI — open-weight Yi family plus frontier Yi-Lightning and Yi-Large

Freemium· Open-source Yi models free under permissive license; hosted API via platform.lingyiwanwu.com with pay-per-token pricing (Yi-Lightning positioned as a low-cost frontier tier; Yi-Large priced higher; exact per-token rates on the platform dashboard). Enterprise custom-training and consulting on quote.Self-hosted coding assistantBilingual English-Chinese chatbot
CL

ClearML

Agents · Model-agnostic
8.3

End-to-end MLOps and GenAI platform with open-source experiment tracking and enterprise GPU orchestration.

Freemium· Community: $0 · Pro: $15 Per User/Month + Usage · Scale: Custom Quote · Enterprise: Request a Quoteexperiment-trackinggpu-orchestration
DA

Dataiku

Agents · Multi-model (LLM Mesh: OpenAI, Anthropic, Bedrock, Vertex, OSS)
8.3

Enterprise AI platform unifying data, ML, LLMs, and agents under one governed workflow.

Enterprise· Basic: $10 · Pro: $20 · Enterprise: Contact salesenterprise-aiagent-orchestration
LL

Llama

Fine-tuning · Llama 4 (Maverick, Scout), Llama 3.3/3.2/3.1
8.3

Meta's open-weight LLM family covering 1B mobile models up to 405B frontier and natively multimodal 10M-context Llama 4 variants.

Freemium· Basic: $15 · Pro: $30 · Enterprise: $100self-hosted-llmfine-tuning
RU

RunPod

Fine-tuning · Bring-your-own (any open-weight or custom model)
8.3

On-demand GPU cloud and serverless inference platform built specifically for AI workloads.

Paid· Pod: $7.39/hr · Pod: $4.39/hr · Pod: $5.89/hr · Pod: $1.99/hr · Pod: $3.19/hrllm-fine-tuninggpu-rental
CO

CoreWeave

Fine-tuning · DeepSeek
8.2

AI-native GPU cloud built for large-scale training, fine-tuning, and inference on NVIDIA hardware.

Enterprise· NVIDIA GB300 NVL72: Contact sales · NVIDIA GB200 NVL72: $42.00 · NVIDIA HGX B300: Contact sales · NVIDIA HGX B200: $68.80 · NVIDIA RTX PRO 6000 Blackwell Server Edition: $20.00model-trainingfine-tuning
LU

Ludwig

Fine-tuning · Multi-model (PyTorch + HuggingFace Transformers)
8.2

Declarative, YAML-driven deep learning framework for fine-tuning LLMs and multi-modal models without writing training loops.

Free· Free, Apache 2.0 open sourcellm-fine-tuningmulti-modal-training
OP

OpenPipe

Fine-tuning · Llama, Mistral, Qwen and other open-weight base models
8.2

Fine-tuning and reinforcement learning platform for turning expensive prompts into cheap, fast, task-specific models.

Freemium· Free tier available; usage-based pricing for training and hosted inference; enterprise plans on requestllm-cost-reductionfine-tuning
UN

Unsloth

Fine-tuning · Llama, Mistral, Gemma, Qwen, GLM (multi-model)
8.2

Open-source LLM fine-tuning toolkit with custom kernels that train 2-30x faster and use up to 90% less VRAM.

Freemium· Free open-source; Pro and Enterprise contact saleslora-finetuningqlora
HF

Hugging Face AutoTrain

Fine-tuning · Multi-model (Hugging Face Hub)
8.1

No-code fine-tuning and training pipeline that spins up state-of-the-art models on the Hugging Face Hub.

Paid· Per-minute billing based on hardware tier; self-hosted OSS version is freellm-fine-tuningtext-classification
LA

Lambda

Fine-tuning · NVIDIA VR200 NVL72, NVIDIA GB300 NVL72, NVIDIA HGX B200, NVIDIA HGX B300, NVIDIA H100
8.1

On-demand NVIDIA GPU cloud built specifically for training, fine-tuning, and serving large AI models.

Paid· Basic: $10 · Pro: $20 · Enterprise: Contact salesllm-trainingfine-tuning
OP

Optuna

Fine-tuning
8.1

Open-source Python framework for automated hyperparameter optimization across any ML stack.

Free· Free and open source (MIT)hyperparameter-tuningml-experiment-tracking
RT

Ray Tune

Fine-tuning
8.1

Open-source Python library for distributed hyperparameter tuning at any scale.

Free· Open-source (Apache 2.0); managed via Anyscale offers a $100 starting credithyperparameter-tuningdistributed-training
TA

Together AI Fine-tuning

Fine-tuning · Multi-model (any Hugging Face open-source model)
8.1

Managed fine-tuning platform for open-source LLMs and vision models with LoRA, full fine-tuning, and RL support.

Paid· Usage-based; cost estimator in-product, no public price listllm-fine-tuningvision-fine-tuning
EI

Edge Impulse

Fine-tuning · Multi-model (TF Lite Micro, custom DSP blocks)
8.0

End-to-end platform for training and deploying ML models on microcontrollers, sensors, and other edge hardware.

Freemium· Developer: $0edge-aitinyml
AN

Anyscale

Fine-tuning · Infrastructure (any model)
7.9

Ray-powered platform for training, serving, and scaling LLMs.

Paid· Enterprise / contact salesdistributed trainingRay
FA

Fireworks AI

Fine-tuning · Multi-model (DeepSeek, Qwen, GLM, Kimi, Gemma, Minimax, others)
7.9

Production inference and fine-tuning platform for open-source LLMs, tuned for speed and enterprise economics.

Freemium· Free signup credits; pay-per-token from ~$0.14/M in; enterprise reserved capacity on requestllm-fine-tuningserverless-inference
LA

Lamini

Fine-tuning · Lamini (built on open base models)
7.7

Memory-tuning platform for grounding LLMs in your facts.

Paid· Enterprise / contact salesenterprise FTfactual recall
AL

Agent Lightning

Agents · Multi-model
7.3

Microsoft's open-source trainer that fine-tunes AI agents with RL and prompt optimization, framework-agnostic.

Free· Free, MIT-licensed open sourceagent-trainingreinforcement-learning
FE

FedML

Fine-tuning · Bring-your-own (PyTorch, Hugging Face)
7.3

Distributed training, fine-tuning, and serving platform with federated learning roots.

Freemium· Open-source library free; managed GPU usage pay-as-you-gofine-tuningdistributed-training
KU

Kubeflow

Agents · Multi-framework (PyTorch, JAX, XGBoost, TensorFlow)
7.3

Open-source toolkit for running the full ML lifecycle on Kubernetes.

Free· Free and open source; commercial distributions and managed offerings priced separately by vendorsml-pipelinesdistributed-training
PA

Pachyderm

Fine-tuning
7.3

Kubernetes-native data versioning and pipeline engine for reproducible ML at petabyte scale.

Freemium· Basic: $10 · Pro: $30 · Enterprise: Contact salesdata-versioningml-pipelines
VA

Valohai

Agents · Multi-model
7.3

MLOps platform for versioned pipelines, distributed training, and LLM evaluation across any cloud.

Enterprise· Free trial; contact sales for pricingmlopsllm-evaluation
DD

Domino Data Lab

Agents · Multi-model
7.2

Enterprise AI platform for building, deploying, and governing models and agents at scale.

Enterprise· Domino Cloud: Contact sales · Premium: Contact sales · Enterprise: Contact salesenterprise mlopsagentic ai
KA

Kiln AI

Evaluation · Multi-model
7.2

Open-source workbench for building, evaluating, and fine-tuning AI agents across 190+ models.

Freemium· Free Individual tier; Team (request access); Enterprise (custom)llm-evaluationfine-tuning
LF

LLaMA Factory

Fine-tuning · Multi-model (LLaMA, Mistral, Qwen, Gemma, Phi, LLaVA, ChatGLM, Yi)
7.2

Open-source, no-code WebUI for fine-tuning 100+ open LLMs with LoRA, QLoRA, DPO, and PPO.

Free· Free, open-source (Apache-2.0); self-hostedlora-fine-tuningqlora
PG

Paperspace Gradient

Fine-tuning · Bring-your-own (PyTorch, TensorFlow, Hugging Face)
7.2

End-to-end MLOps platform with GPU notebooks, training jobs, and model deployment, now folded into DigitalOcean.

Freemium· Free: $0 · Pro: $8 · Growth: $39 · T0: $0 · T1: $12model-trainingfine-tuning
HA

H2O AutoML

Fine-tuning · H2O-3 (GBM, XGBoost, GLM, DRF, Deep Learning, Stacked Ensembles)
7.1

Open-source automated machine learning that handles feature engineering, model selection, and stacked ensembling out of the box.

Free· Free and open-source (Apache 2.0); paid Driverless AI sold separatelyautomltabular-ml
IG

Iguazio

Agents · Multi-model
7.1

Enterprise MLOps and GenAI platform for taking models from notebook to production at scale.

Enterprise· Contact sales; free trial availablemlopsllm-fine-tuning
NR

Neu.ro

Agents · Multi-model
7.1

Infrastructure-agnostic MLOps platform for the full ML/DL lifecycle across public, hybrid, and on-prem clouds.

Enterprise· Contact sales; no public pricingmlopsmodel-training
SG

Scale GenAI Platform

Fine-tuning · Multi-model (OpenAI, Google, Meta, Mistral)
7.1

Enterprise agent platform from Scale AI that connects your data, orchestrates multi-agent workflows, and learns from human feedback inside your own VPC.

Enterprise· Contact sales; enterprise contracts onlyenterprise-agentsrag-over-internal-data
WB

W&B Sweeps

Fine-tuning · Multi-model (Llama, DeepSeek, Qwen, Kimi)
7.1

Hyperparameter optimization from Weights & Biases with Bayesian search and Hyperband early stopping.

Freemium· Free: $0/mo · Pro: $60/month, billed monthly · Enterprise: Custom plans · Personal: $0/mo · Advanced Enterprise: Custom planhyperparameter-tuningbayesian-optimization
AS

Amazon SageMaker

Agents · Multi-model
7.0

AWS's end-to-end platform for building, training, and deploying machine learning models and AI agents at enterprise scale.

Paid· Pay-as-you-go; free tier available for new AWS accountsmodel-trainingmodel-deployment
FO

Forefront

Fine-tuning · Multi-model (Mistral-7B, Mixtral, Phi-2)
7.0

Fine-tune and serve open-source LLMs on your own data without managing GPUs.

Paid· Basic: $20 · Pro: $50 · Enterprise: Contact salesfine-tuningopen-source-llms
AS

Apache SINGA

Fine-tuning
6.9

Apache-licensed distributed deep learning library focused on scalable training across GPUs and nodes.

Free· Free, Apache 2.0 licenseddistributed trainingdeep learning research
DA

DagsHub

Fine-tuning
6.8

GitHub-style collaboration platform for ML datasets, experiments, and models with MLflow and DVC under the hood.

Freemium· Individual: $0 per user/month · Team: $119 per user/month · Enterprise: Custom quoteexperiment-trackingdata-versioning
VE

Velda

Fine-tuning
6.7

Serverless GPU orchestration that runs AI training and batch jobs without Docker or Kubernetes.

Freemium· Free monthly credits on Velda Cloud; Enterprise contact salesdistributed-trainingbatch-inference
AU

AutotuneLLM

Fine-tuning

An open-source optimization layer that sits between your app and Ollama to squeeze more performance out of local LLMs.

Free· Free and open source (MIT licensed).Local LLM inference on Apple SiliconReducing KV cache RAM for Ollama models
CA

Colossal-AI

Fine-tuning · Framework-agnostic; used with LLaMA, GPT, Stable Diffusion, ViT, and other PyTorch-based open-weight models

Making large AI models cheaper, faster, and more accessible through distributed training

Free· Open-source (Apache 2.0). Enterprise support, consulting, and managed training services available from HPC-AI Technology on request.LLM pretraining across multi-node GPU clustersFull-parameter and LoRA fine-tuning of open-weight LLMs
PL

PyTorch Lightning

Fine-tuning · Framework-agnostic — trains any PyTorch model (transformers, CNNs, diffusion, RL nets, etc.)

The deep learning framework for professional AI researchers and ML engineers

Free· Free and open source (Apache 2.0). Optional paid compute available via the Lightning AI Studio platform.Multi-GPU LLM fine-tuningComputer vision model training