Vast.Ai

Vast.ai is a DevOps & Infrastructure tool that provides high-performance cloud GPUs for AI agents and machine learning workloads. It offers real-time pricing and per-second billing for flexible, cost-effective compute resources.

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At a glance

Pricing

Usage-based

Free tier

API

Yes

Skill level

Technical

About

What is Vast.ai?

Vast.ai is an AI compute platform that connects developers with high-performance GPU cloud resources, enabling the deployment of AI agents, machine learning, deep learning, and rendering tasks. It features API-native provisioning, real-time pricing based on supply and demand across over 20,000 GPUs, and per-second billing for cost efficiency. Users can choose between on-demand, interruptible, or reserved instance types to match their workload and budget. The platform supports various deployment methods including GPU Cloud for full control, Serverless for zero-ops inference, and Clusters for large-scale training with InfiniBand networking. Vast.ai also offers a Python SDK and CLI for programmatic compute provisioning, making it ideal for developers and AI teams looking to scale their infrastructure.

Best used for

Ideal for developers and AI teams who need to access high-performance GPUs for AI/ML training, inference, and rendering. Especially valuable for those requiring flexible, cost-effective compute resources with real-time pricing and programmatic control via API, SDK, or CLI.

Common actions

rent cloud GPUs

deploy AI models

scale machine learning

optimize compute costs

programmatically provision infrastructure

Capabilities

Key features

Real-time GPU pricing
Per-second billing
API-native provisioning
Python SDK & CLI
On-demand GPU instances
Serverless inference
Multi-node GPU clusters

Target Audience

developer

Integrations

Not yet documented

Pricing & Plans

Usage-based

Not publicly disclosed. Check vast.ai for current pricing.

FAQs

How does Vast.ai's pricing work?

Vast.ai uses a supply and demand model for GPU pricing, offering real-time rates across its platform. You pay only for what you use with per-second billing. Options include On-Demand for guaranteed uptime, Interruptible for cost savings on fault-tolerant workloads, and Reserved for long-term commitments with discounts.

What types of GPUs are available on Vast.ai?

Vast.ai offers a wide range of GPUs, from RTX 3060 to B200, across over 68 different types. This allows users to find the exact GPU needed for their specific workload and budget, with availability across 40+ data centers globally.

Can I deploy models programmatically on Vast.ai?

Yes, Vast.ai is designed for programmatic deployment. It offers a Python SDK and CLI for easy integration into your workflows, allowing you to search, filter, and deploy instances directly from your terminal or code. A REST API is also available for advanced provisioning.

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