E2B vs Modal Labs
Two of the most-asked-about agents in the developer-tools space. Here's how they actually stack up.
E2B
Secure cloud sandboxes for running AI-generated code safely in any language
Free tier
Read full review →Modal Labs
Serverless cloud compute for AI inference, training, and agent workloads
Free tier
Read full review →Side-by-side comparison
| E2B | Modal Labs | |
|---|---|---|
| Tagline | Secure cloud sandboxes for running AI-generated code safely in any language | Serverless cloud compute for AI inference, training, and agent workloads |
| Pricing | Free tier | Free tier |
| Categories | developer-tools, open-source, api | developer-tools, api, enterprise |
| Made by | E2B | Modal Labs |
| Launched | 2023-08 | 2022-04 |
| Platforms | Web, API | Web, CLI, API |
| Status | active | active |
E2B highlights
- + Isolated sandbox environments: each run gets a fresh VM with no shared state
- + Code execution in Python, JavaScript, TypeScript, Bash, and more
- + Streaming output: see stdout and stderr in real time as code runs
- + File system access inside sandboxes for reading, writing, and installing packages
- + Custom sandbox templates built from Dockerfiles for specialized environments
Modal Labs highlights
- + Run any Python function serverlessly without managing infrastructure
- + GPU access including A10G, A100, H100, and L40S for inference and training
- + Container images defined in code with pip packages and system dependencies
- + Autoscaling from zero: no idle costs when your application isn't receiving traffic
- + Persistent volumes for storing model weights and data across runs
Frequently Asked Questions
Which is better, E2B or Modal Labs?
Neither is universally better. E2B (Free tier) leans into developer-tools, while Modal Labs (Free tier) is closer to developer-tools. Pick based on which workflow you actually do every day.
What is the price difference between E2B and Modal Labs?
E2B is free tier. Modal Labs is free tier. See the pricing row in the comparison table.
Can I use E2B and Modal Labs together?
In most cases, yes. They serve overlapping but distinct needs, so running them side by side is common until you decide which fits your workflow.