Vast.ai
Decentralized GPU marketplace for affordable AI compute
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What is Vast.ai?
Vast.ai is Decentralized GPU marketplace for affordable AI compute It's designed for budget experiments and fine-tuning jobs that tolerate interruptions.
Vast.ai Tutorial
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About Vast.ai
Key Strengths
- Peer-to-peer GPU marketplace with very low prices
- H100s often well under hyperscaler rates
- Container-based, quick to start
Limitations to Consider
- Reliability depends on the host, and interruptions and storage loss have been reported
- Unverified hosts aren't independently audited
- Storage and bandwidth add costs
Best For
Budget experiments and fine-tuning jobs that tolerate interruptions.
Skip it if: You run production or regulated workloads.
Pricing
a paid subscription model with various pricing tiers
Marketplace pricing. H100 roughly $0.90–$1.87/hr (third-party reports). (checked Oct 11, 2026)
Sources
- https://fast.io/resources/vast-ai-review-2026/
- https://www.gpunex.com/blog/vast-ai-review-2026/
- https://www.cloudsek.com/blog/tophit-part-2-renting-the-attack-surface
Pros, cons and pricing compiled from public sources (official pricing/docs pages, published reviews, user reports), not hands-on testing.
Compare Vast.ai
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What is Vast.ai?
Vast.ai is Decentralized GPU marketplace for affordable AI compute It's designed for budget experiments and fine-tuning jobs that tolerate interruptions.
How much does Vast.ai cost?
Vast.ai offers a paid subscription model with various pricing tiers You can view pricing plans on their official website.
Who should use Vast.ai?
Vast.ai is best suited to budget experiments and fine-tuning jobs that tolerate interruptions.