GPU Pricing Insights

We ranked AWS, GCP, Azure, Lambda Cloud, CoreWeave, RunPod, and Vast.ai by actual H100, A100, and L40S spot prices. The cheapest provider for H100s isn't who you'd expect — and the price gap is significant.

We've been collecting GPU spot prices every 30 minutes since March 2026. Here's what 44 days of data reveals: H100 prices, weekend dips, provider stability scores, and the best times to launch cost-sensitive workloads.

H100 vs A100 vs L40S vs RTX 4090 — which GPU should you pick for your ML training job? Real spot prices, $/TFLOP analysis, provider recommendations for fine-tuning, pretraining, and inference, and a quick decision guide for every workload type.