E2B vs StackBlitz
Compare E2B and StackBlitz by workflow, pricing, privacy, model support, and best use cases.
E2B
Choose E2B when you are building AI agents, code interpreters, browser/computer-use agents, or LLM applications that need secure, fast, isolated code execution. Choose GitHub Codespaces, Gitpod/Ona, or Coder for full developer workspaces, CodeSandbox for collaborative cloud sandboxes, or Daytona/Vercel Sandbox when their pricing, lifecycle, or platform fit is better for your agent runtime.
StackBlitz
Choose StackBlitz when you want instant, shareable browser development for JavaScript and Node.js projects without local setup. Choose Bolt.new for AI app generation, Replit for a broader cloud app platform, or GitHub Codespaces/Gitpod when exact containerized cloud environments matter more than browser-native speed.
Key Differences
Workflow
E2B is an open-source AI sandbox cloud for giving agents secure, isolated computers where they can execute code, use tools, and run workflows.
StackBlitz is a browser-native web development environment and WebContainers platform for instant JavaScript and Node.js project work.
compare.fields.editorBase
CLI
Browser
compare.fields.openSource
Yes
No
Feature Comparison
| Feature | E2B | StackBlitz |
|---|---|---|
| Primary workflow | E2B is an open-source AI sandbox cloud for giving agents secure, isolated computers where they can execute code, use tools, and run workflows. | StackBlitz is a browser-native web development environment and WebContainers platform for instant JavaScript and Node.js project work. |
| Type | resource | resource |
| Editor base | CLI | Browser |
| Pricing model | freemium | freemium |
| Starting price | $0 | $0 |
| Free plan | Yes | Yes |
| Open source | Yes | No |
| Local models | No | No |
| BYOK | No | No |
| Platforms | Cloud sandboxes, JavaScript SDK, TypeScript SDK, Python SDK, REST API, CLI, GitHub Actions, MCP Gateway, Docker MCP Catalog, Cloud browser, Desktop sandbox, Linux microVMs, Custom sandbox templates | Web browser, Chrome and Chromium-based desktop browsers, Firefox and Safari with WebContainer limitations, Android browser with partial WebContainer support, Self-hosted Enterprise Server, Kubernetes, VPC or on-premise enterprise deployments |
| Models | Unknown | Unknown |
| Enterprise features | Custom pricing, Custom concurrency above 1,100 sandboxes, Custom CPU and memory ceilings, Higher disk limits, Custom continuous runtime, Enterprise support, Bring Your Own Cloud documentation path, Security review, Trust Center, Lifecycle webhooks, Metrics, OpenTelemetry export, Custom templates, Private registries, Custom MCP servers, MCP Gateway, Sandbox public URL controls, Proxy tunneling, Custom domains, Secured access | Enterprise Server, Self-hosted deployment, On-premise deployment, VPC deployment, Single Kubernetes instance deployment, SAML SSO, GitHub Enterprise support, GitLab support, Bitbucket support, Private npm registry integration, JFrog Artifactory integration, Sonatype Nexus integration, Custom storage options, Custom integrations, Custom permissions, VPC networking, Dedicated solutions engineer, Priority support |
| Best for | AI agent code execution, Code interpreter products, Running untrusted AI-generated code, LLM tool execution, Data analysis agents, Coding agents that need terminal and filesystem access, Computer-use agents, Cloud browser workflows, MCP-enabled agent tools, GitHub Actions validation, Sandboxed test runners, Products that need fast isolated execution environments | Frontend development, JavaScript and TypeScript projects, Node.js demos and prototypes, Vite, React, Angular, and Vue examples, Interactive documentation, Tutorial platforms, Bug reproductions, Open-source contribution previews, Design system examples, Teams that want instant browser development environments |
| Not best for | Developers looking for a complete cloud IDE, Non-technical users looking for prompt-to-app builders, Teams that only need simple frontend playgrounds, Projects that require fixed monthly pricing with no usage metering, Workflows where agents do not need to execute code, Organizations unwilling to manage sandbox permissions, secrets, and network policies | Python, Go, Rust, Java, PHP, or non-JavaScript backend-first projects, Native mobile development, Large monorepos with complex system dependencies, Teams requiring a full local Linux VM for every project, Developers whose main need is AI autocomplete or autonomous coding, Projects requiring exact parity with a custom local machine environment |
Use Case Winners
StackBlitz is built around a Browser editor workflow.
Both E2B and StackBlitz have comparable signals here.
Both E2B and StackBlitz have comparable signals here.
StackBlitz has stronger frontend or web workflow signals.
Neither tool shows a strong signal for this use case in the current structured data.
E2B is marked as open source.
Pricing Comparison
E2B
- Hobby$0 / month
Free plan with one-time $100 usage credits, community support, up to 1-hour sandbox sessions, and up to 20 concurrent sandboxes.
- Pro$150 / month
Adds higher limits, custom sandbox CPU and RAM, up to 24-hour sessions, up to 100 concurrent sandboxes, and optional extra concurrency up to 1,100.
- EnterpriseCustom
Custom pricing, higher limits, custom compute, 1,100+ concurrent sandboxes, and enterprise deployment or support discussions.
- Compute usageFrom $0.000014 / vCPU-second
Usage-based compute billing while sandboxes are running. Default 2 vCPU costs $0.000028/second.
- Memory usage$0.0000045 / GiB-second
Memory is billed per GiB-second while a sandbox is actively running.
StackBlitz
- Personal$0 / month
Free plan for individuals, public StackBlitz projects, collections, and public GitHub repositories.
- Pro$25 / month
$18/month when billed annually. Adds professional workflow features such as unlimited uploads and local backend/API access.
- Teams$60 / member/month
$55/member/month when billed annually. Adds collaboration on private collections and organization-owned private GitHub repositories.
- EnterpriseCustom
For larger organizations needing self-hosting, Enterprise Server, SSO, private registries, GitLab/Bitbucket/GitHub Enterprise support, and dedicated support.
Privacy & Security
E2B
E2B sandboxes can contain AI-generated code, uploaded files, command output, environment variables, MCP tool results, browser activity, Git context, and persistent filesystem or memory state. Teams should avoid placing production secrets directly into generated code or broad sandbox environments, restrict network and MCP tool access, review custom templates, use lifecycle controls to pause or kill idle sandboxes, and define retention policies for snapshots, files, logs, and agent outputs.
StackBlitz
StackBlitz projects can run through WebContainers in the browser, reducing the need to execute supported Node.js workloads on remote VMs, but users should still treat uploaded projects, GitHub repositories, secrets, environment variables, package installs, previews, and team permissions carefully. Enterprise Server is available for organizations that need StackBlitz behind a firewall, VPN, VPC, or self-hosted infrastructure.
Choose E2B if...
- AI agent code execution
- Code interpreter products
- Running untrusted AI-generated code
- LLM tool execution
- Data analysis agents
Choose StackBlitz if...
- Frontend development
- JavaScript and TypeScript projects
- Node.js demos and prototypes
- Vite, React, Angular, and Vue examples
- Interactive documentation
Avoid E2B if...
- Developers looking for a complete cloud IDE
- Non-technical users looking for prompt-to-app builders
- Teams that only need simple frontend playgrounds
- Projects that require fixed monthly pricing with no usage metering
- Workflows where agents do not need to execute code
Avoid StackBlitz if...
- Python, Go, Rust, Java, PHP, or non-JavaScript backend-first projects
- Native mobile development
- Large monorepos with complex system dependencies
- Teams requiring a full local Linux VM for every project
- Developers whose main need is AI autocomplete or autonomous coding