Cua Fleets vs E2B
Cua Fleets costs $0.044625 per vCPU-hour and E2B costs $0.0504 per vCPU-hour. Cua Fleets runs gVisor. E2B runs Firecracker microVMs and limits a session to 24 hours.
Updated
E2B
- Isolation
- Firecracker microVM
- Free tier
- $100 credit, one time
- Max session
- 24 hours
What is different
7 fields differ. The rest are the same or not listed.
Cua Fleets
E2B
- vCPU, per hour
- Cua Fleets: $0.044625
- E2B: $0.0504
- RAM, per GiB-hour
- Cua Fleets: $0.0223125
- E2B: $0.0162
- Largest sandbox
- Cua Fleets: 8 vCPU · 32 GiB
- E2B: 8 vCPU · 8 GiB
- Isolation
- Cua Fleets: gVisor
- E2B: Firecracker microVM
- Pause and resume
- Cua Fleets: No
- E2B:
- SDKs
- Cua Fleets: Python, TypeScript, Rust
- E2B: Python, JavaScript / TypeScript
- Integrations
- Cua Fleets: OpenAI Agents SDK, MCP
- E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Full comparison
18 fields, at each provider's list price
Cua Fleetscua
Pricing
- vCPU, per hour
- Cua Fleets: $0.044625
- E2B: $0.0504
- RAM, per GiB-hour
- Cua Fleets: $0.0223125
- E2B: $0.0162
- Storage
- Cua Fleets: Free
- E2B: Free
- Free tier
- Cua Fleets: Not listed
- E2B: $100 credit, one time
- Paid plan from
- Cua Fleets: Not listed
- E2B: $150 / month
- Billing
- Cua Fleets: Per second
- E2B: Per second
Limits
- Max session
- Cua Fleets: Not listed
- E2B: 24 hours
- Idle stop
- Cua Fleets: Not listed
- E2B: Not listed
- Largest sandbox
- Cua Fleets: 8 vCPU · 32 GiB
- E2B: 8 vCPU · 8 GiB
- Concurrent sandboxes
- Cua Fleets: Not listed
- E2B: Up to 1,100
Platform
- Isolation
- Cua Fleets: gVisor
- E2B: Firecracker microVM
- GPU
- Cua Fleets: Not listed
- E2B: No
- Snapshots
- Cua Fleets: Not listed
- E2B:
- Pause and resume
- Cua Fleets: No
- E2B:
Developer
- SDKs
- Cua Fleets: Python, TypeScript, Rust
- E2B: Python, JavaScript / TypeScript
- Integrations
- Cua Fleets: OpenAI Agents SDK, MCP
- E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Trust
- License
- Cua Fleets: Not listed
- E2B: Apache-2.0
- BYOC
- Cua Fleets: Your AWS, Google Cloud, or Modal account
- E2B: Enterprise plan
Hourly cost
One sandbox running for one hour
Cua Fleets
E2B
- 1 vCPU · 2 GiB
- Cua Fleets: $0.089
- E2B: $0.083
- 2 vCPU · 4 GiB
- Cua Fleets: $0.179
- E2B: $0.166
- 4 vCPU · 8 GiB
- Cua Fleets: $0.357
- E2B: $0.331
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Cua Fleets fits when
- You need a sandbox larger than 8 vCPU · 8 GiB.
- You need SOC 2.
E2B fits when
- You want each sandbox in its own microVM.
- You want an open-source platform (Apache-2.0) that you can self-host.
- You use LangChain or the Vercel AI SDK.
- You want the lower list price: $0.166 against $0.179 an hour for 2 vCPU and 4 GiB.
More comparisons
Agent Sandbox vs Cua Fleets- Agent Sandbox vs E2B
Agent37 Cloud vs Cua Fleets- Agent37 Cloud vs E2B
AgentBay vs Cua Fleets- AgentBay vs E2B
- Alibaba Cloud Agent Sandbox vs Cua Fleets
- Alibaba Cloud Agent Sandbox vs E2B