CoreWeave vs Vast.ai Comparison
Detailed comparison of features, pricing, and capabilities
Last updated May 1, 2026
Overview
Compare key metrics and features at a glance
CoreWeave
https://www.coreweave.com
CoreWeave is a specialized cloud provider focused on GPU-accelerated computing, offering large-scale infrastructure optimized for AI/ML workloads, visual effects rendering, and high-performance computing. The company operates one of the largest fleets of NVIDIA GPUs in the cloud, providing on-demand access to compute resources through Kubernetes-based orchestration. CoreWeave went public on the Nasdaq in March 2025 and serves major AI companies, enterprises, and research institutions requiring massive parallel compute capacity.
Vast.ai
https://vast.ai
Vast.ai is a decentralized cloud GPU marketplace that connects individuals and businesses who need GPU compute resources with hosts who have idle GPU hardware available for rent. The platform allows users to rent GPU instances at significantly lower prices than traditional cloud providers by aggregating consumer and data center GPUs from around the world. Vast.ai supports a wide range of use cases including machine learning training, inference, rendering, and other compute-intensive workloads.
Quick Comparison
| Detail | CoreWeave | Vast.ai |
|---|---|---|
| Category | AI Cloud Infrastructure | AI Cloud Infrastructure |
| Starting Price | $4/mo | Contact Sales |
| Plans Available | 9 | 3 |
| Features Tracked | 14 | 16 |
| Founded | 2017 | 2017 |
| Headquarters | Roseland, USA | San Francisco, USA |
Features
Detailed feature-by-feature comparison
Feature Comparison
| Feature | | |
|---|---|---|
| api | ||
| CLI & SDK | ||
| REST API | ||
| core | ||
| AI Object Storage | ||
| Bare Metal Performance | ||
| Clusters for Training | ||
| Diverse GPU Support | ||
| Fast Boot Times | ||
| File Storage | ||
| GPU Marketplace | ||
| HPC-First Architecture | ||
| High Durability Storage | ||
| InfiniBand Networking | ||
| Instance Filtering | ||
| Interruptible Instances | ||
| Kubernetes Orchestration | ||
| Mega GPU Clusters | ||
| NVIDIA GPU Access | ||
| No Egress Fees | ||
| On-Demand Instances | ||
| Per-Second Billing | ||
| Pre-Built Templates | ||
| Real-Time Pricing | ||
| Reserved Instances | ||
| SLURM on Kubernetes (SUNK) | ||
| Serverless Inference | ||
| custom | ||
| Custom Instance Types | ||
| security | ||
| Direct Payload Delivery | ||
| Enterprise Security | ||
| SOC2 Certification | ||
| support | ||
| 24/7 Expert Support | ||
Pricing
Compare pricing plans and value for money
CoreWeave
From $4/mo
Price Components
- On-Demand Compute: $42/hour
- On-Demand Compute: $68.8/hour
- On-Demand Compute: $49.24/hour
- On-Demand Compute: $6.42/hour
- Spot Compute: $2.99/hour
Best For
AI research labs and enterprises training large language models or running distributed inference at scale who prioritize raw compute performance and cost efficiency over geographic flexibility.
Vast.ai
Contact Sales
Price Components
- GPU Usage: $0/second
- GPU Usage: $0/second
- Reserved Capacity: $0/term
Best For
Cost-sensitive ML practitioners and researchers running batch training, inference, or rendering on flexible, preemptible GPU workloads.
Integrations
See which third-party services are supported
Supported Integrations
Coming Soon
Integration comparison data for CoreWeave, Vast.ai is being collected and will be available soon.
Strengths & Limitations
Key strengths and limitations of each service
CoreWeave
AI research labs and enterprises training large language models or running distributed inference at scale who prioritize raw compute performance and cost efficiency over geographic flexibility.
- Bare-metal GPU infrastructure eliminates virtualization overhead, delivering 2-3x faster training speeds than legacy cloud providers with identical hardware
- Massive scale support up to 100k+ GPU clusters with InfiniBand networking enables near-linear scaling for distributed AI training at supercomputing scale
- Transparent pricing with zero egress fees and sub-1 minute boot times reduces total cost of ownership by 30-40% versus AWS/Azure for data-intensive ML workloads
- Limited geographic footprint compared to AWS/Azure/GCP, restricting deployment options for enterprises requiring multi-region redundancy or specific data residency compliance
- Smaller ecosystem of pre-built integrations and managed services means users need deeper DevOps expertise to orchestrate complex multi-cloud architectures
Vast.ai
Cost-sensitive ML practitioners and researchers running batch training, inference, or rendering on flexible, preemptible GPU workloads.
- Decentralized marketplace aggregates 20,000+ GPUs worldwide, offering 3-6x savings via dynamic real-time pricing over hyperscalers.
- Per-second billing with on-demand, interruptible (50%+ cheaper), and reserved options for flexible cost control.
- Supports diverse high-end GPUs like RTX 4090, A100, H200 with pre-built AI templates and multi-GPU configs.
- Instant deployment via web, CLI, SDK, API, and native Docker for rapid ML training and inference.
- Interruptible instances risk preemption, unsuitable for production needing guaranteed uptime.
- Decentralized peer-to-peer model may yield inconsistent reliability versus managed hyperscaler infrastructure.
- Small team (11-50 employees) limits enterprise-grade support and scale compared to giants like AWS.
Company Info
Company details and background
CoreWeave
Vast.ai
Comparison FAQ
Common questions about comparing CoreWeave and Vast.ai
No FAQs available yet