E2B
Low Traffice2b.dev
Overview
E2B provides isolated microVM sandboxes for AI agents, enabling them to execute code, browse the web, and use tools via a single API. The platform is designed for developers building AI-powered applications that require safe, sandboxed code execution environments. E2B supports deployment on its own cloud or on customers' AWS and GCP accounts with SOC 2 Type II compliance.
By the Numbers
Founders
Previously a developer and entrepreneur with experience in developer tooling and infrastructure. Founded FoundryLabs, Inc. as the parent entity for E2B.
Built E2B as an open-source-first company, releasing the core runtime under the Apache 2.0 license to drive developer adoption.
Engineer with a background in systems programming and cloud infrastructure. Helped architect the microVM sandbox technology underpinning E2B.
The team's focus on microVM isolation rather than container-based sandboxing gives E2B a notable security edge over many competitors.
Funding
Competitors
Modal focuses on general serverless compute for ML workloads rather than purpose-built AI agent sandboxes
Fly.io is a general-purpose app deployment platform, not specifically designed for AI agent code execution
Daytona targets developer environment standardization rather than real-time AI agent sandboxing
Runloop is a direct competitor offering sandboxed environments for AI coding agents
Morph focuses on snapshotable compute environments for AI agents, competing directly in the microVM niche
Revenue & Model
Hiring Signals
Tech Stack
Notable Customers
Web Presence
Verified from public records — not AI-estimated.
Trackers & Analytics
Scanned from the HTML e2b.devserves — scripts a tag manager injects later won't appear here.
How They're Doing
E2B is gaining strong traction with over 100,000 teams on the platform and 94% of Fortune 100 companies signed up, signaling rapid enterprise adoption. The platform has become a go-to infrastructure layer for leading AI labs and fast-growing AI startups needing safe code execution. Its open-source Apache 2.0 runtime and high HackerNews visibility (50K+ mentions) reflect strong developer community engagement.
●Over 100,000 teams actively using the platform
●94% of Fortune 100 companies have signed up for the service
Prognosis
E2B is well-positioned to benefit from the explosive growth of AI coding agents and agentic workflows, where safe sandboxed execution is a non-negotiable requirement. The company's open-source strategy and enterprise-grade compliance (SOC 2 Type II) create a strong land-and-expand motion from indie developers to large enterprises. Key risks include competition from well-funded infrastructure players and hyperscalers building native sandbox solutions.
●Explosive growth in AI coding agents (e.g. Devin, Cursor, GitHub Copilot Workspace) drives demand for sandbox infrastructure
●BYOC (Bring Your Own Cloud) on AWS and GCP unlocks large enterprise deals with strict data residency requirements
●Open-source runtime encourages community contributions and viral developer adoption
●Hyperscalers (AWS, GCP, Azure) could build native AI sandbox offerings that bundle with existing cloud credits
●Well-funded competitors like Modal or new entrants could commoditize sandboxed execution
●Dependency on continued growth of agentic AI use cases — if agents plateau, demand growth slows
Recent News
E2B launches out of Y Combinator with open-source AI sandbox runtime
YC
E2B announces SOC 2 Type II compliance for enterprise customers
e2b.dev
E2B surpasses 100,000 teams using its AI sandbox platform
e2b.dev
E2B introduces BYOC (Bring Your Own Cloud) support for AWS and GCP
e2b.dev
Fun Facts
- 01E2B's open-source runtime is licensed under Apache 2.0, a deliberately permissive choice to maximize adoption and trust in the AI developer community
- 02The company name 'E2B' stands for 'Empower to Build', reflecting its mission to give AI agents real-world capabilities
- 03E2B was incorporated as FoundryLabs, Inc., a nod to the idea of being a foundry for the next generation of AI-powered tools
- 04Despite being less than 2 years old, E2B already counts 94% of Fortune 100 companies among its sign-ups, an unusually fast enterprise penetration rate for an early-stage startup
Timeline
Launched Bring Your Own Cloud (BYOC) support for AWS and GCP
Surpassed 100,000 teams on the platform with 94% Fortune 100 sign-up rate
Achieved SOC 2 Type II compliance, enabling enterprise sales
Open-source runtime released under Apache 2.0 license on GitHub
Participated in Y Combinator batch, raising initial seed funding
FoundryLabs, Inc. founded in San Francisco; E2B product launched