# Fly.io

> Fly.io deploys applications and agents on hardware-isolated virtual machines. It offers compute and storage, billed by the second, and includes managed Postgres.

Canonical: https://softwareontheweb.com/product/flyio
Last updated: 2026-11-09

## About

Fly.io provides a platform for deploying applications and agents on hardware-isolated Linux virtual machines. It supports hosting web applications, running APIs, and managing various agent-based workloads. The platform offers managed databases like Postgres and persistent storage options. Users can deploy code built with popular frameworks, gaining control over their compute and data locations across 18 global regions. It aims to provide dedicated, secure computing environments for diverse development needs.

- [Fly.io homepage showing Deploy your apps on hardware-isolated virtual machines](https://softwareontheweb.com/storage/product_media/medium_flyio-homepage-screenshot.webp)
### Who is it for?

Teams building with agents.


## Features

- Provides dedicated Firecracker microVMs for each computer
- Bills compute by the second and storage separately
- Offers managed Postgres with high availability, automated backups, and connection pooling
- Allows users to start projects from pre-configured templates
- Ensures hardware isolation and controlled egress

## Use cases

- Container Deployment
- Host web apps with Postgres and storage
- Run APIs on VMs in 18 regions
- Give engineering teams access to Claude Code and Codex in the cloud
- Run untrusted code, evals, and RL rollouts in parallel
- You can use Fly.io for hosting web applications with managed Postgres and storage, running APIs across 18 global regions to be close to users, creating coding agent workspaces for engineering teams to access tools like Claude Code and Codex in the cloud, and deploying agent fleets to run untrusted code, evaluations, and reinforcement learning rollouts in parallel.

## Details

| Field | Value |
| --- | --- |
| Pricing | Pay-as-you-go |
| Built for | Developers, DevOps Teams, Remote Teams, Startups, Engineering Teams, Indie Hackers |
| Platforms | iOS, Android, MacOS, Browser, Windows, watchOS, Chrome Extension, WordPress, Shopify |
| Categories | Hosting, Cloud Infrastructure, Container Management |
| Built with | Django, Laravel, Svelte |
[View pricing](https://fly.io/pricing)

## More details

### Integrations

- Claude Code
- OpenAI Codex
- Cursor
- OpenAI Agents SDK

### Pros

- Offers hardware isolation for security
- Provides managed Postgres with high availability and automated backups
- Supports deployment of apps and agents built with various frameworks
- Allows global deployment across 18 regions
- Offers flexible storage options including volumes and S3-compatible object storage
- Includes security features like egress control and credential handling
- Maintains compliance certifications such as SOC 2 Type II and HIPAA

### What is Fly.io?

Fly.io is a platform that allows users to deploy applications and agents on hardware-isolated Linux virtual machines. It supports a range of workloads, including web applications and APIs, and provides managed databases and storage solutions. The service is designed to offer dedicated and secure computing environments.

### What are its key features?

Key features include hardware-isolated VMs, in which each computer runs as its own Firecracker microVM, with no shared kernel. Compute and storage are billed by the second for Machines, with separate pricing. It offers managed Postgres with high availability, automated backups, and connection pooling. The platform also provides templates for starting projects and robust security features like hardware isolation and controlled egress.

### What integrations and ecosystem support does it offer?

Fly.io integrates with various tools and SDKs, including Claude Code, OpenAI Codex, Cursor, and the OpenAI Agents SDK. It also supports deploying applications built with popular frameworks such as Rails, Phoenix, Django, Node, Laravel, Go, and Rust, and can generate Dockerfiles for these frameworks.

### What are its pros?

Advantages of Fly.io include hardware isolation for enhanced security, managed Postgres with features such as high availability and automated backups, and flexible storage options, including volumes and S3-compatible object storage. It supports global deployments across 18 regions, offers security controls like egress management, and provides compliance certifications such as SOC 2 Type II and HIPAA.
- [github.com](https://github.com/superfly)
- [x.com](https://x.com/flydotio)

### How is billing structured?

Billing for Machines compute is based on active runtime, charged by the second, with storage and egress priced separately. Sprites compute is metered per hour of active use, and storage is billed at different rates for hot (active) and cold (inactive) data. Managed Postgres offers cluster plans with fixed monthly costs, and database storage is billed per GB per month.

### What support options are available?

Fly.io offers free community support. Paid support plans include Standard at $29/month with a 36-hour first response time, Premium at $199/month with a 24-hour response and a dedicated Slack channel, and Enterprise starting from $2,500/month with a 4-hour 24x7 response and a 99.9% uptime SLA.

### Does it offer compliance features?

Yes, Fly.io is SOC 2 Type II compliant. It also offers a HIPAA package for $99 per month, which includes a pre-signed Business Associate Agreement (BAA) to facilitate compliance for healthcare-related applications. These compliance features are available on any paid plan.

### Are there programs for startups?

Yes, Fly.io provides a startup program that offers up to $15,000 in credit for eligible early-stage companies. This program also includes a direct line to their team for support and guidance.

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