Free ML notebook stack

Train and try models: a notebook with a GPU, open models to call, and storage for datasets.

4 roles4 with no end date3 of 4 need no card

Role	Pick	What you get
Notebook with GPU Interactive training and evaluation.	Notebook with GPU Google Colab Google · No end date · no card Free GPUs and TPUs	Free GPUs and TPUs
Hosted models Call open or frontier models without serving them.	Hosted models Inference Providers credits Hugging Face · No end date · no card $0.10 every month	$0.10 every month
Dataset storage Where training data and checkpoints live.	Dataset storage R2 free tier Cloudflare · No end date · card not stated 10 GB, zero egress fees	10 GB, zero egress fees
Results database Log runs and metrics.	Results database Neon Free plan Neon · No end date · no card 100 projects, 1 GB each	100 projects, 1 GB each

Limits side by side

Notebook with GPU

Google Colab

Hardware: GPUs and TPUs, not guaranteed · Limits: Fluctuate with demand · Priority: Interactive use first

Hosted models

Hugging Face Inference Providers credits

Free users: $0.10 / month · PRO users: $2.00 / month · Extra usage: Needs a credit purchase on free accounts

Dataset storage

Cloudflare R2 free tier

Storage: 10 GB-month / month · Class A ops: 1 million / month · Class B ops: 10 million / month · Egress: Free

Results database

Neon Free plan

Projects: 100 · Compute: 100 CU-hours / month per project · Storage: 1 GB per project