Massed Compute vs Vast.ai - GPU Provider Comparison (May 2026)
Head-to-head comparison of Massed Compute and Vast.ai. Compare GPU models, hourly pricing, billing granularity, spot instances, VRAM, infrastructure, developer tools, Kubernetes support, and compliance before choosing a provider. Data refreshed May 2026.
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Massed Compute
GPU cloud with direct engineer support
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Vast.ai
Instant GPUs. Transparent Pricing.
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| Overview | ||
| Trustpilot Rating | 3.2 | 4.3 |
| Headquarters | United States | United States |
| Provider Type | GPU-Focused | GPU Marketplace |
| Best For | AI training inference VFX rendering generative AI fine-tuning HPC Stable Diffusion research | AI training inference fine-tuning Stable Diffusion batch processing research LLM serving generative AI |
| GPU Hardware | ||
| GPU Models | A30 RTX A5000 RTX A6000 L40S A100 SXM H100 PCIe H100 SXM H100 NVL RTX PRO 6000 H200 NVL | B200 H200 H100 SXM H100 NVL A100 SXM A100 PCIe RTX 5090 RTX 5080 RTX 5070 Ti RTX 6000 Pro RTX 6000 Ada RTX 4500 Ada RTX A6000 RTX A5000 RTX A4000 L40S L40 A40 A10 RTX 4090 RTX 4080 RTX 4070 Ti RTX 4070 RTX 4060 Ti RTX 4060 RTX 3090 Ti RTX 3090 RTX 3080 Ti RTX 3080 RTX 3070 Ti RTX 3070 Tesla V100 Tesla T4 A2 GTX 1080 |
| Max VRAM (GB) | 141 | 192 |
| Max GPUs/Instance | 8 | 8 |
| Interconnect | NVLink | NVLink, InfiniBand |
| Pricing | ||
| Starting Price ($/hr) | $0.35/hr | $0.06/hr |
| Billing Granularity | Per-minute | Per-second |
| Spot/Preemptible | No | Yes |
| Reserved Discounts | N/A | Up to 50% (1-6 month reserved) |
| Free Credits | None | Small test credit on signup |
| Egress Fees | None | Varies by host ($/TB) |
| Storage | Local NVMe included with instances | Varies by host ($/GB/hr, charged while instance exists) |
| Infrastructure | ||
| Regions | United States (Tier III data centers) | 500+ locations, 40+ data centers |
| Uptime SLA | Tier III (99.98% design) | No formal SLA (host reliability scores visible) |
| Developer Experience | ||
| Frameworks | PyTorch TensorFlow CUDA cuDNN ComfyUI pre-configured ML templates | PyTorch TensorFlow CUDA vLLM ComfyUI |
| Docker Support | Yes | Yes |
| SSH Access | Yes | Yes |
| Jupyter Notebooks | No | Yes |
| API / CLI | Yes | Yes |
| Setup Time | Minutes | Seconds |
| Kubernetes Support | No | No |
| Business Terms | ||
| Min Commitment | None | None |
| Compliance | SOC 2 Type II HIPAA | SOC 2 Type 2 HIPAA GDPR CCPA |