CoreWeave B300 Pricing Options
All available B300 instance types on CoreWeave, sorted by lowest hourly rate.
| Region | Instance | Type | Price/hr | GPUs | vCPUs | RAM |
|---|---|---|---|---|---|---|
| US | HGX_B300_x1 (1x B300) | On-Demand | $5.2000/hr Cheapest | 1× GPU | 28 vCPU | 448 GB |
| US | HGX_B300_x8 | Spot | $35.8400/hr | 8× GPU | 192 vCPU | 4096 GB |
90-Day Price History — CoreWeave B300
On-demand cheapest daily rate over the last 90 days.
About CoreWeave B300 Cloud Pricing
CoreWeave is a GPU-specialized cloud provider built from the ground up for compute-intensive workloads. Unlike hyperscalers, CoreWeave's entire infrastructure is optimized for GPU density with bare-metal performance and Kubernetes-native orchestration.
Why Choose CoreWeave for B300
- Purpose-built GPU infrastructure (not repurposed general cloud)
- Kubernetes-native with built-in autoscaling
- NVLink and NVSwitch interconnect for multi-GPU training
- Typically 30–50% cheaper than hyperscalers for equivalent GPU compute
Best suited for: AI startups and research labs that need raw GPU performance without paying the hyperscaler tax. Especially strong for large-scale training jobs and inference at scale.
Pricing Analysis
CoreWeave's cheapest B300 option starts at $5.2000/hr, which is 8% below the market average of $5.6225/hr. CoreWeave offers both on-demand and spot pricing for B300. Spot instances can save 50–70% for interruptible workloads like batch processing and hyperparameter sweeps.
Note: CoreWeave has emerged as a top choice for AI companies that need H100/B200 clusters without the overhead of a full-stack cloud platform.
Top Alternatives to CoreWeave for B300
Side-by-side cost comparison vs the cheapest CoreWeave B300 rate ($5.2000/hr).
| Provider | Price/hr | Type | vs CoreWeave |
|---|---|---|---|
| Corvex | $4.4800/hr | On-Demand | -14% cheaper vs CoreWeave |
| Lambda Labs | $4.9500/hr | On-Demand | -5% cheaper vs CoreWeave |
| Shadeform | $4.9500/hr | On-Demand | -5% cheaper vs CoreWeave |
| TensorDock | $4.9900/hr | On-Demand | -4% cheaper vs CoreWeave |
| Together AI | $5.2500/hr | On-Demand | +1% more vs CoreWeave |
Calculate Your Exact B300 Cost
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Frequently Asked Questions
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Is a reserved contract worth it here?
Get the break-even math for CoreWeave B300 — calculated from real 90-day pricing data, not an LLM.