ML Operations

Modal

Serverless cloud for running AI inference, training and batch workloads

About Modal

Modal is a cloud platform where developers run Python functions on GPUs for inference, training, batch jobs and sandboxed code execution. It bills by the second and scales to zero when idle.

Common use cases

  • LLM inference
  • Batch processing
  • Model fine-tuning
  • Agent sandboxes

Products and services

Inference

Serving LLMs and image, video and audio models.

Training

Fine-tuning and RL on GPUs.

Sandboxes

Isolated environments for agents and untrusted code.

Functions and Batch

Compute-heavy functions and async batch jobs.

Key features

  • Serverless GPUs
  • Per-second billing
  • Autoscaling to zero
  • Sandboxes
  • Multi-cloud capacity
  • Observability

Integrations

  • PyTorch
  • Hugging Face
  • vLLM
  • AWS
  • OpenAI-compatible APIs

Modal alternatives

FAQs

How is Modal priced?

Per second of usage, with a monthly free credit.

Does it scale to zero?

Yes, functions scale to zero when idle.

What workloads?

Inference, training, batch jobs and sandboxes.

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