Vast.ai vs Thalassa Cloud: GPU Compute Price Comparison
Side-by-side comparison of GPU compute pricing, regions, billing models, and strengths for Vast.ai and Thalassa Cloud. Updated July 2026.
Provider Overview
Strengths & Best For
Vast.ai is a peer-to-peer GPU marketplace listing 10,000+ GPUs — including H100, A100, and RTX 4090 — from hosts worldwide, consistently offering some of the lowest spot GPU rental prices available anywhere. Both on-demand and bid-based spot pricing are available, enabling researchers and developers to run LLM fine-tuning, image generation, and batch AI workloads at a fraction of traditional cloud costs. The largest and most price-competitive GPU marketplace for budget-conscious AI teams.
- Lowest spot prices
- Wide GPU variety
- Bid-based pricing
- Large host network
Thalassa Cloud is a European GPU cloud offering H100 and A100 instances from Mediterranean data centers with competitive on-demand pricing and GDPR-compliant EU data residency for AI training and inference workloads. Flexible billing and European infrastructure make it accessible for Southern European AI teams that need local GPU compute without routing data through Northern European or US providers. A cost-effective European GPU cloud for teams in Greece and the broader Mediterranean region.
- European presence
- Competitive pricing
- GDPR compliant
Live GPU Pricing
Region Coverage
Popular Comparisons
Vast.ai — marketplace provider
Vast.ai is a peer-to-peer GPU marketplace listing 10,000+ GPUs — including H100, A100, and RTX 4090 — from hosts worldwide, consistently offering some of the lowest spot GPU rental prices available anywhere. Both on-demand and bid-based spot pricing are available, enabling researchers and developers to run LLM fine-tuning, image generation, and batch AI workloads at a fraction of traditional cloud costs. The largest and most price-competitive GPU marketplace for budget-conscious AI teams.
Thalassa Cloud — specialist provider
Thalassa Cloud is a European GPU cloud offering H100 and A100 instances from Mediterranean data centers with competitive on-demand pricing and GDPR-compliant EU data residency for AI training and inference workloads. Flexible billing and European infrastructure make it accessible for Southern European AI teams that need local GPU compute without routing data through Northern European or US providers. A cost-effective European GPU cloud for teams in Greece and the broader Mediterranean region.
Billing model comparison
Vast.ai uses a On-demand, Spot (bid-based) billing model with a minimum commitment of None. Thalassa Cloud uses On-demand billing with a None minimum. Both providers offer flexible billing options — compare the live pricing table above to find the best rate for your specific GPU model and workload duration.
Which workloads each provider suits best
Vast.ai is best suited for: Budget-conscious developers, Spot-tolerant batch jobs, Researchers needing cheap GPUs. Its key strengths are lowest spot prices, wide gpu variety, bid-based pricing. Thalassa Cloud is best suited for: European AI teams, Cost-sensitive workloads, GDPR compliance. Its key strengths are european presence, competitive pricing, gdpr compliant. Marketplace providers aggregate GPU supply from multiple sources, often offering the lowest spot rates but with more variable availability and less predictable performance compared to dedicated providers.
Support tiers and region coverage
Vast.ai offers Community → Pro support across 4 regions (US, EU, APAC and 1 more). Thalassa Cloud offers Standard support across 2 regions (GR, EU). Vast.ai's broader region footprint gives it an advantage for latency-sensitive workloads or teams with data residency requirements in specific geographies.
Provider background: Vast.ai vs Thalassa Cloud
Vast.ai was founded in 2017 and is headquartered in San Francisco, CA. Thalassa Cloud was founded in 2022 and is headquartered in Greece. Vast.ai has 5 years more operational history than Thalassa Cloud, which may matter for teams evaluating provider stability and long-term contract risk. Use the live pricing table above to compare current on-demand and spot rates for specific GPU models, and the region map to verify coverage in your target geography.