CodeSandbox
CodeSandbox provides instant cloud-based development environments powered by microVM infrastructure with two-second resume times, serving individual developers, engineering teams, and AI agent platforms through a freemium self-serve model with usage-based VM credits.
- Company typePrivate
- Founded2017
- HeadquartersAmsterdam, Netherlands
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What CodeSandbox does
CodeSandbox, founded in 2017 by Ives van Hoorne and Bas Buursma and headquartered in Amsterdam as CodeSandbox B.V., provides cloud-based development environments powered by Firecracker microVMs with proprietary memory snapshotting and copy-on-write cloning technology that enables full virtual machines to spin up, resume, or fork in under two seconds. Its product surface spans browser-based Cloud Sandboxes for instant prototyping with 100+ framework templates, Devboxes as cloud development environments with Docker and Dev Containers support, Sandpack as an embeddable live-code component used by React, Vue, Babel, and Storybook, and the CodeSandbox SDK, an API-first product launched in January 2025 that programmatically provisions isolated sandboxes for AI agents, code interpreters, and CI/CD workloads. The platform reports more than four million monthly developers and over thirty million apps created, with named users including Shopify, Stripe, Microsoft, Atlassian, Framer, Algolia, NVIDIA, Intel, Adobe, Uber, and Zendesk.
The company operates a product-led growth motion with a freemium entry point and a tiered subscription structure: a free tier with five members and forty monthly VM hours, a Pro tier priced from $170 per workspace per month with expanded VM credits and concurrency, and an Enterprise tier offering custom pricing, SOC 2 Type II compliance, SSO, and dedicated clusters. Revenue is augmented by usage-based VM credits priced at $0.015 per credit, with on-demand VM tiers ranging from Pico to XLarge. Distribution is primarily self-serve through codesandbox.io, the VS Code Marketplace extension, mobile apps, and the GitHub App, supplemented by direct enterprise sales. CodeSandbox raised approximately $15 million in total funding across a seed round led by Kleiner Perkins and a $12.7 million Series A led by EQT Ventures, with angel backing from founders of Figma, Vercel, Netlify, Sourcegraph, and Framer. In December 2024 the company was acquired by Together AI to integrate its microVM infrastructure with Together AI's inference platform for generative AI code interpretation use cases, and the business continues to operate under the CodeSandbox brand from a remote-first team.
CodeSandbox firmographics
Firmographics- Name
- CodeSandbox
- Legal name
- CodeSandbox B.V.
- Website
- https://codesandbox.io
- Company type
- Private
- Founded year
- 2017
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- CodeSandbox provides instant cloud-based development environments powered by microVM infrastructure with two-second resume times, serving individual developers, engineering teams, and AI agent platforms through a freemium self-serve model with usage-based VM credits.
- Ownership category
- akta.pro rank
CodeSandbox industry classification
Industry- Product category
- Cloud Development Environments
- NAICS
- Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (5182), Computer Systems Design Services (541512)
- SIC
- Services-Prepackaged Software (7372), Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Developer Portals, SDKs & Documentation Platforms (BPAMADAG)
Keywords
Where CodeSandbox is headquartered
LocationHeadquarters
- HQ city
- Amsterdam
- HQ country
- Netherlands
- HQ region
- Europe
Offices1 record
Markets served
CodeSandbox business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Infrastructure, Personnel, Marketing or Sales, Operations
Revenue model
- Subscription Plans: Tiered subscription model with Build ($0), Pro (from $170/month), Scale (pay-as-you-go), and Enterprise tiers. Revenue generated through monthly/annual workspace subscriptions based on team size and feature access.
- Usage-Based VM Credits: VM runtime credits purchased as add-ons or consumed through on-demand tiers. Credits priced at $0.015 per credit, with different credit costs per VM tier (Pico 5 credits, Nano 10 credits, Micro 20 credits, Small 40 credits, Medium 80 credits, Large 160 credits, XLarge 320 credits per hour).
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free tier for learning and experimenting with 5 members, 40 hours monthly VM credits, unlimited browser sandboxes, CodeSandbox SDK lite (up to 10 concurrent VM sandboxes) |
| Subscription | Monthly | Paid team tier at $170/month per workspace with expanded usage and features |
| Subscription | Multi-year contract | Custom enterprise deployment with unlimited members and bulk pricing |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels5 records
CodeSandbox product offering
Product offeringCore offering
CodeSandbox provides instant cloud-based development environments powered by Firecracker microVMs with memory snapshotting technology, enabling developers to code, collaborate, and execute code in isolated sandboxes from the browser in under 2 seconds. The platform spans browser-based code sandboxes for prototyping, full cloud development environments (Devboxes) for full-stack projects, and a programmatic SDK for building AI agents and developer tools that require secure code execution.
Product overview
CodeSandbox is a unified cloud development platform providing instant cloud development environments (Devboxes), browser-based code sandboxes, and a programmatic SDK. The core platform offers online code editing with real-time collaboration, while CodeSandbox SDK enables programmatic sandbox creation for AI agents and developer tools. Sandpack provides embeddable live code editors. The platform integrates with VS Code, GitHub, Storybook, and Docker, and supports use cases from rapid prototyping to enterprise development at scale. The company joined Together AI in January 2025 to bring code interpretation capabilities to generative AI.
Differentiator
Problem solved
Functional benefit
Brands
- Sandpack: An open-source component kit built by CodeSandbox that provides a live coding sandboxes for any React component. It allows developers to embed editable code snippets directly in documentation or blog posts.
- CodeSandbox SDK
- Devboxes
Products and services
- CodeSandbox Platform Cloud-based development environment platform providing instant cloud sandboxes, online code editing, and collaborative coding features. Supports full-stack development with microVMs, real-time collaboration, and instant environment sharing via URLs. Used by individual developers, teams, and enterprises.
- CodeSandbox SDK Programmatic API for creating and managing isolated development environments (sandboxes) at scale. Enables AI agents, browser-based IDEs, code interpretation, and secure code execution. Available via npm package (@codesandbox/sdk). Used by AI companies and developers building on top of the infrastructure.
- Sandpack Open-source live coding component kit that enables interactive code editors embedded in websites, documentation, and blog posts. Supports React, Node.js runtime, and multiple frameworks. Used by documentation authors, educators, and product teams.
- Devboxes Cloud-based virtual machine development environments powered by microVMs. Provides 2-second resume times, snapshot/restore functionality, and Docker support for running any development stack. VM specs up to 64 vCPUs and 128 GiB RAM on enterprise tier. Used by professional developers and development teams.
- CodeSandbox Cloud Sandboxes Browser-based sandboxes for prototyping ideas with no setup required. Includes 100+ templates for major JavaScript frameworks, instant sharing via URLs, and built-in dev servers and testing. Used by individual developers for rapid prototyping and learning.
- VS Code Extension VS Code extension allowing users to access CodeSandbox cloud development environments from within VS Code, combining cloud capabilities with VS Code's interface, extensions, and keybindings. Available on VS Code Marketplace. Used by developers who prefer the VS Code interface.
- CodeSandbox iOS App Native iOS application enabling coding on iPad with full IDE capabilities. Developed from the Play.js acquisition. Used by developers who want mobile development access.
Quantifiable outcome
- 90% reduction in onboarding time
- +3 more outcomes
Companies that use CodeSandbox
Customer profileNamed customers13 records
Segments4 records
Ideal customer profiles4 records
CodeSandbox technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration5 records
AI capability3 records
Feature8 records
CodeSandbox partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered flagship and core.
- Together AIflagshipTogether AI acquired CodeSandbox in December 2024. The partnership aims to bring code interpretation capabilities to generative AI, combining CodeSandbox's microVM infrastructure with Together AI's inference platform. CodeSandbox SDK now integrates with Together AI inference and data centers.
- CodeiumcoreCodeium provides AI-powered code autocomplete integrated into CodeSandbox's editor, offering developers intelligent code suggestions as they write.
- Firecracker (Amazon)coreFirecracker is Amazon's open-source microVM technology that powers CodeSandbox's infrastructure, enabling lightweight and fast virtual machines.
Scale indicators7 records
Recent moves6 records
Expansion highlights5 records
CodeSandbox competitors and assessment
Company assessmentDirect peers
- Replit: Replit is a cloud-based IDE and development platform targeting individual developers and teams with collaborative coding, hosting, and AI features — directly overlapping with CodeSandbox's core IDE and PLG motion.
- StackBlitz: StackBlitz provides browser-based, instant dev environments for web frameworks using WebContainers — a direct technical and product competitor to CodeSandbox's browser sandboxes and Devboxes.
- Gitpod: Gitpod provides automated, ready-to-code cloud development environments with strong enterprise and open-source positioning — a closely comparable CDE platform competing for the same developer-tooling buyer.
Broad incumbents
- GitHub Codespaces: GitHub Codespaces offers cloud development environments integrated directly into the GitHub workflow — a broad-incumbent competitor with massive distribution advantages over CodeSandbox.
- Vercel: Vercel is a frontend cloud platform with development, preview, and deployment workflows that increasingly overlap with cloud dev environments, and its founder (Guillermo Rauch) is a CodeSandbox angel investor.
- Sourcegraph: Sourcegraph provides code intelligence and developer tools across large codebases — an adjacent developer-platform play whose founder (Quinn Slack) is also a CodeSandbox angel investor, indicating ecosystem overlap.
- AWS Cloud9 / Amazon SageMaker Studio: AWS Cloud9 and SageMaker Studio offer cloud-based IDEs from the cloud provider that also publishes Firecracker — a strategic competitor with structural advantages on the underlying infrastructure CodeSandbox depends on.
- JetBrains: JetBrains (with Fleet and cloud IDE initiatives) competes across the developer-tools stack and has launched cloud-based IDE capabilities that overlap with CodeSandbox's IDE feature set.
Emerging players
- Daytona: Daytona is an emerging open-source dev environment manager targeting self-hosted and enterprise CDE deployments — a comparable emerging player in the same cloud-development-environment category.
- E2B: E2B provides secure sandboxed code execution environments purpose-built for AI agents — a direct emerging competitor to CodeSandbox SDK in the AI-agent runtime category.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
CodeSandbox social profiles
Digital presenceCodeSandbox compliance and trust
Trust signalCompliance2 records
CodeSandbox financial estimates
Financial estimateRevenue estimate
Valuation estimate
CodeSandbox leadership team
Management profileNumber of profiles
Profiles3 records
CodeSandbox subsidiaries and ownership
Company hierarchySubsidiaries1 record
CodeSandbox funding detail
Funding detailFunding overview
Funding rounds2 records
Investors3 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
CodeSandbox M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about CodeSandbox
What does CodeSandbox do?
CodeSandbox provides instant cloud-based development environments powered by Firecracker microVMs with memory snapshotting technology, enabling developers to code, collaborate, and execute code in isolated sandboxes from the browser in under 2 seconds. The platform spans browser-based code sandboxes for prototyping, full cloud development environments (Devboxes) for full-stack projects, and a programmatic SDK for building AI agents and developer tools that require secure code execution.
Is CodeSandbox a public or private company?
CodeSandbox is a private company. It is classified as corporate owned and is currently operating.
When was CodeSandbox founded?
CodeSandbox was founded in 2017. It employs 11 to 50 people.
Where is CodeSandbox based?
CodeSandbox is headquartered in Amsterdam, Netherlands, in the Europe region.
How does CodeSandbox make money?
Two revenue lines are on record. Subscription Plans are the primary driver. The others are usage-Based VM Credits.
Who are CodeSandbox's main competitors?
Direct peers on record are Replit, StackBlitz and Gitpod. Broad incumbents are GitHub Codespaces, Vercel, Sourcegraph, AWS Cloud9 / Amazon SageMaker Studio and JetBrains. Emerging players are Daytona and E2B.
Does CodeSandbox have an API?
Yes. CodeSandbox SDK provides a public API for programmatically creating and managing isolated development environments (sandboxes) at scale. Supports sandbox creation, lifecycle management (hibernate, resume, restart, shutdown), file system operations, terminal access, command execution, interpreters, tasks, and preview management. Authenticated via API key (CSB_API_KEY). The SDK is available as npm package (@codesandbox/sdk) for JavaScript/TypeScript integration. Developer documentation is at codesandbox.io/docs/sdk.
What industry is CodeSandbox in?
CodeSandbox's product category is Cloud Development Environments. Its primary akta.pro industry code is BPAMADAG, Developer Portals, SDKs & Documentation Platforms. Its NAICS code is 5182 and its SIC code is 7372.