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FluidStack vs Vast.ai

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What's good about...

FluidStack logo FluidStack

  • Deploy GPU workloads without having to manage infrastructure
  • Affordable prices, wide range of GPU options
  • Clusters can be reserved to lock-in savings
  • 24/7 support with a 15-minute response time

Vast.ai logo Vast.ai

  • Large pool of over 20,000 GPUs
  • Over 68 GPU types across 40+ data centers
  • Enterprise-grade security with SOC2 certification
  • Pre-built templates including PyTorch, CUDA, and TensorFlow

Price comparison

Vast.ai logo Vast.ai Pricing

Vast.ai operates as a global marketplace where pricing is billed per second and broken into three components:

  1. Active rental cost for the GPU, charged only when an instance is running.

  2. Storage cost for allocated disk space, which applies as long as the instance exists (even when stopped).

  3. Bandwidth costs for data transfer.

GPU Fleet Overview

Starting Price

FluidStack FluidStack
$1.30/hr
Vast.ai Vast.ai
$0.02/hr

Billing Options

FluidStack FluidStack
On-DemandCustom
Vast.ai Vast.ai
On-DemandSpotReserved (6mo)

Available Models

FluidStack offers 5 GPU models, while Vast.ai offers 56.

FluidStack FluidStack
H100(1) A100(1) H200(1) B200(1) GB200(1)
Vast.ai Vast.ai
H100(64) A100(116) H200(38) B200(18) RTX Pro 6000(156) V100(26) RTX A6000(20) L4(16) RTX 4090(294) B300(4)
View all 56 GPUs

Heads up: We do our best to keep these specs & prices accurate. However, cloud costs may fluctuate based on region, usage, and other factors not listed here. These are estimates based on common setups and are for informational purposes only. Always verify current rates & exact specs with the provider before provisioning.

Which services do they offer

Here are some managed services that FluidStack and Vast.ai offer:

Service FluidStack Vast.ai
GPU-powered Servers

Company details

Website
FluidStack FluidStack
www.fluidstack.io
Vast.ai Vast.ai
vast.ai
Headquarters
FluidStack FluidStack
United Kingdom
Vast.ai Vast.ai
United States of America
Founded
FluidStack FluidStack
2017
Vast.ai Vast.ai
2018
Data Center Locations
FluidStack FluidStack
4
Vast.ai Vast.ai
--
Example Customers
FluidStack FluidStack
Character.ai, Playground, Samsung Research, Krisp, Codeway
Vast.ai Vast.ai
IBM, Brave, Speechify, Cognition, Bosch

Alternatives to consider

Compare FluidStack and Vast.ai against other cloud providers.

View all comparisons

Our data for FluidStack was last updated on Feb. 12, 2026, and for Vast.ai on June 23, 2026.