Modal

MLOps & Model Training active ★ 4.5 freemium · $30/month Free tier available

Modal is a serverless cloud platform designed for AI and machine learning workloads. It enables developers to run inference, training, and batch processing with sub-second cold starts, instant autoscaling, and a developer experience that feels local. It emphasizes programmable infrastructure, high performance, elastic GPU scaling, and unified observability.

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Key Features

AI-native runtimeEngineered from the ground up for heavy AI workloads, built for super-fast autoscaling and model initialization and 100x faster than Docker.

Elastic GPU ScalingProvides elastic GPU capacity and access to thousands of GPUs across clouds, scaling to zero when not in use.

Programmable InfrastructureDefine everything in code, eliminating the need for YAML or config files, keeping environment and hardware requirements in sync.

Unified ObservabilityOffers integrated logging and full visibility into every function, container, and workload.

Built-in Storage LayerA globally distributed storage system built for high throughput and low latency, designed for fast model loading and training data.

Use Cases

Deploying and scaling inference for LLMs, audio, image/video generation.
Fine-tuning open-source models on single or multi-node clusters.
Programmatically scaling secure, ephemeral environments for running untrusted code (Sandboxes).
Scaling to thousands of containers for batch workloads on-demand.
Collaborating on code and data in real-time with shareable notebooks.

Pros

Sub-second cold starts and instant autoscaling for high performance.
Programmable infrastructure (code-defined) eliminates YAML/config files.
Elastic GPU capacity across multiple clouds with no quotas or reservations.
Unified observability with integrated logging and full visibility.
Healthy free plan ($30 free compute/month).

Cons

Can be more expensive than some alternatives for specific high-end GPU needs.
Primarily Python-focused, which might limit users of other languages.

Pricing

Plan	Price
Free	Free

Works With

LangChainModal can be used to deploy and scale LangChain applications and agents.GitHub CopilotDevelopers can use GitHub Copilot to write Python code that leverages Modal for cloud execution.