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Castari

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Castari

Deploy Claude agents with one command. Castari is the natural runtime for AI agents. We deploy your Claude agents in secure, auto-scaling sandboxes — so you go from prototype to production in minutes, not weeks.

Quick Start

Deploy your first agent in under 5 minutes

CLI Reference

All commands at your fingertips

SDK Reference

Build programmatically with TypeScript

API Reference

Direct REST API access
Using Claude Code? Type /castari-deploy and deploy your agent without leaving the editor. Install the plugin with npx skills add castari/cli. Get started →

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How It Works

# 1. Install
npm install -g @castari/cli

# 2. Login
cast login

# 3. Create an agent
cast init my-agent

# 4. Deploy
cd my-agent && cast deploy

# 5. Invoke
cast invoke my-agent "Hello!"
That’s it. Your agent is now running in a secure sandbox, ready to scale.

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Why Castari?

Fast

Deploy in seconds, not hours. No infrastructure to manage.

Secure

Every agent runs in an isolated sandbox. Your code, your data, protected.

Scalable

Per-request scaling. Fresh sandbox for every invocation. Pay for what you use.

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What You Can Build

  • Coding agents — Review code, write scripts, analyze repos
  • Research agents — Search the web, synthesize findings, generate reports
  • Support agents — Handle tickets, look up data, escalate issues
  • Custom agents — Any Claude-powered workflow with tools

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Get Started

Quick Start Guide

Deploy your first agent in under 5 minutes