CodeSandbox vs E2B
CodeSandbox vs E2B, compared side by side on 17 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: CodeSandbox is on 50/100 and E2B on 60/100.
Where each one leads
CodeSandbox
- domain rating: 86/100 against 75/100
E2B
- our overall score: 60/100 against 50/100
- agent readiness: 58/100 against 25/100
- funding raised: $42.0M against $15.2M
At a glance
| Measure | CodeSandbox | E2B |
|---|---|---|
| What it is | Instant cloud development environments for coding, collaboration, and AI agent execution. | E2B is an open-source runtime for executing AI-generated code in secure cloud sandboxes, enabling AI agents to run code, analyze data, and interact with the internet securely. |
| Category | Developer Tools, Cloud Infrastructure, API Platform, Agentic AI | Agentic AI, Agent Sandbox |
| Sells toBusiness model | Freemium | B2B |
| Offering | Platform | Not published |
| Founded | 2017 | 2023 |
| Headquarters | Amsterdam, Netherlands | United States |
| Status | Active | Active |
Size, funding and growth
| Measure | CodeSandbox | E2B |
|---|---|---|
| Employees | Not published | 21 |
| Total funding | $15.2M | $42.0M |
| Latest round | Series A | Series A |
| LinkedIn followers | Not published | 3,034 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | CodeSandbox | E2B |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 50/100 | 60/100 |
| Traction | 36/100 | 52/100 |
| Team | 70/100 | 70/100 |
| Search visibility | 15/100 | 36/100 |
| Quality | 58/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (25/100) | D (58/100) |
| Domain ratingLink authority, 0-100 | 86/100 | 75/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | CodeSandbox | E2B |
|---|---|---|
| Hosting | Not detected | Vercel |
| CDN | Cloudflare | Cloudflare |
| CMS | Not detected | Webflow |
| Frameworks | Next.js | Not detected |
| Analytics | Not detected | Google Tag Manager, PostHog |
| Open source | Yes | Yes |
Product and pricing
| Measure | CodeSandbox | E2B |
|---|---|---|
| Key features | Not published | AI Data Analysis, AI Data Visualization, Coding Agents, Generative UI, Computer Use, Codegen Evals |
CodeSandbox vs E2B: common questions
Which is better, CodeSandbox or E2B?
On our 0-100 score E2B rates higher (60/100 against 50/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 17 data points above: read the rows that match what you are buying for.
How do CodeSandbox and E2B compare on the numbers?
CodeSandbox leads on domain rating (86/100 against 75/100). E2B leads on our overall score (60/100 against 50/100), agent readiness (58/100 against 25/100), funding raised ($42.0M against $15.2M).
Read the full CodeSandbox review and pricing or the E2B review and pricing. You can also browse other CodeSandbox alternatives we track.