E2B vs Runta

E2B and Runta charge the same list price: $0.0504 per vCPU-hour and $0.0162 per GiB-hour. E2B runs Firecracker microVMs and limits a session to 24 hours. Runta runs full VMs.

Updated

E2B

Isolation
Firecracker microVM
Free tier
$100 credit, one time
Max session
24 hours

Runta

Isolation
Full VM
Free tier
$50 free credit
Max session
Not listed

What is different

6 fields differ. The rest are the same or not listed.

E2B
Runta
Storage
E2B: Free
Runta: $0.000108 per GiB-hour
Free tier
E2B: $100 credit, one time
Runta: $50 free credit
Paid plan from
E2B: $150 / month
Runta: Pay as you go
Isolation
E2B: Firecracker microVM
Runta: Full VM
SDKs
E2B: Python, JavaScript / TypeScript
Runta: Python, TypeScript
Integrations
E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Runta: OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
E2B: $0.0504
Runta: $0.0504
RAM, per GiB-hour
E2B: $0.0162
Runta: $0.0162
Storage
E2B: Free
Runta: $0.000108 per GiB-hour
Free tier
E2B: $100 credit, one time
Runta: $50 free credit
Paid plan from
E2B: $150 / month
Runta: Pay as you go
Billing
E2B: Per second
Runta: Per second

Limits

Max session
E2B: 24 hours
Runta: Not listed
Idle stop
E2B: Not listed
Runta: Not listed
Largest sandbox
E2B: 8 vCPU · 8 GiB
Runta: Not listed
Concurrent sandboxes
E2B: Up to 1,100
Runta: Not listed

Platform

Isolation
E2B: Firecracker microVM
Runta: Full VM
GPU
E2B: No
Runta: Not listed
Snapshots
E2B:
Runta:
Pause and resume
E2B:
Runta:

Developer

SDKs
E2B: Python, JavaScript / TypeScript
Runta: Python, TypeScript
Integrations
E2B: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Runta: OpenAI Agents SDK

Trust

License
E2B: Apache-2.0
Runta: Not listed
BYOC
E2B: Enterprise plan
Runta: Not listed

Hourly cost

One sandbox running for one hour

E2B
Runta
1 vCPU · 2 GiB
E2B: $0.083
Runta: $0.083
2 vCPU · 4 GiB
E2B: $0.166
Runta: $0.166
4 vCPU · 8 GiB
E2B: $0.331
Runta: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

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, the Vercel AI SDK or MCP.
  • You want the larger free credit: $100 against $50.

Runta fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox to be a full VM.

More comparisons

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