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📖 The AI Tool Bible

All AI tools

37 tools

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
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
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
VL

vLLM

Fine-tuning · Multi-model (open-weight LLMs: Llama, Qwen, DeepSeek, Mistral, Gemma, Phi, etc.)
8.3

Open-source high-throughput inference engine for serving LLMs with PagedAttention and continuous batching.

Free· Free and open-source (Apache 2.0); self-hosted infrastructure costs applyllm-servingself-hosted-inference
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
SG

SGLang

Fine-tuning · Multi-model (DeepSeek, Qwen, Llama, Mistral, GLM, GPT-OSS)
8.2

Open-source high-throughput inference engine for LLMs and multimodal models with OpenAI-compatible serving.

Free· Free, open-source (Apache 2.0); self-hosted infra cost onlyllm-servingmultimodal-inference
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
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
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
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