Vast AI

Vast AI is a GPU cloud platform designed to provide on-demand AI infrastructure for building, training, and deploying machine learning models. They enable users to access thousands of GPUs across global data centers, offering real-time pricing, API-based provisioning, and per-second billing to optimize cost and performance. With a focus on flexibility, they allow developers to scale workloads dynamically while only paying for the compute they use.

The platform supports multiple deployment methods including GPU cloud instances, serverless inference, and multi-node clusters for large-scale training. Users can manage infrastructure through CLI, Python SDK, and REST API, making it easy to automate workflows and deploy models quickly. With features like transparent pricing marketplace, instant deployment, and pre-configured model templates, Vast AI helps teams run AI workloads efficiently across use cases like training, inference, rendering, and data processing.

And the best part? They allow users to get started with as little as $5 in credits, with pay-as-you-go pricing based on real-time GPU usage and no long-term commitments.