Beam Sandboxes vs Runtime

Beam Sandboxes costs $0.0675 per vCPU-hour and Runtime costs $0.025 per vCPU-hour. Beam Sandboxes runs containers, offers GPUs and has no session limit. Runtime runs Firecracker microVMs and has no session limit.

Updated

Beam Sandboxes

Isolation
Container
Free tier
Not listed
Max session
No limit

Runtime

Isolation
Firecracker microVM
Free tier
100 hours of a 1 GB machine in the first 30 days
Max session
No limit

What is different

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

Beam Sandboxes
Runtime
vCPU, per hour
Beam Sandboxes: $0.0675
Runtime: $0.025
RAM, per GiB-hour
Beam Sandboxes: $0.02304
Runtime: $0.0075
Storage
Beam Sandboxes: Volumes free up to 1 TB, then $0.021 per GB per month. Snapshots included.
Runtime: $0.000119 per GiB-hour after 10 free GiB
Paid plan from
Beam Sandboxes: $20 / month
Runtime: Pay as you go
Billing
Beam Sandboxes: Per second
Runtime: Active CPU time only
Concurrent sandboxes
Beam Sandboxes: Up to 1,000
Runtime: Up to 200
Isolation
Beam Sandboxes: Container
Runtime: Firecracker microVM
GPU
Beam Sandboxes:
Runtime: No
SDKs
Beam Sandboxes: Python, TypeScript
Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Beam Sandboxes: $0.0675
Runtime: $0.025
RAM, per GiB-hour
Beam Sandboxes: $0.02304
Runtime: $0.0075
Storage
Beam Sandboxes: Volumes free up to 1 TB, then $0.021 per GB per month. Snapshots included.
Runtime: $0.000119 per GiB-hour after 10 free GiB
Free tier
Beam Sandboxes: Not listed
Runtime: 100 hours of a 1 GB machine in the first 30 days
Paid plan from
Beam Sandboxes: $20 / month
Runtime: Pay as you go
Billing
Beam Sandboxes: Per second
Runtime: Active CPU time only

Limits

Max session
Beam Sandboxes: No limit
Runtime: No limit
Idle stop
Beam Sandboxes: Not listed
Runtime: After 5 minutes
Largest sandbox
Beam Sandboxes: Not listed
Runtime: 16 vCPU · 64 GiB
Concurrent sandboxes
Beam Sandboxes: Up to 1,000
Runtime: Up to 200

Platform

Isolation
Beam Sandboxes: Container
Runtime: Firecracker microVM
GPU
Beam Sandboxes:
Runtime: No
Snapshots
Beam Sandboxes:
Runtime:
Pause and resume
Beam Sandboxes:
Runtime:

Developer

SDKs
Beam Sandboxes: Python, TypeScript
Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java
Integrations
Beam Sandboxes: Not listed
Runtime: OpenAI Agents SDK, Vercel AI SDK, Claude Agent SDK, LangChain, MCP, Claude Code

Trust

License
Beam Sandboxes: AGPL-3.0
Runtime: Not listed
BYOC
Beam Sandboxes: In your AWS, GCP, or Azure account
Runtime: Not listed

Hourly cost

One sandbox running for one hour

Beam Sandboxes
Runtime
1 vCPU · 2 GiB
Beam Sandboxes: $0.114
Runtime: $0.040
2 vCPU · 4 GiB
Beam Sandboxes: $0.227
Runtime: $0.080
4 vCPU · 8 GiB
Beam Sandboxes: $0.454
Runtime: $0.160

Compute only, at list rates.

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Which one fits

Based on the fields above

Beam Sandboxes fits when

  • You need GPUs.
  • You want an open-source platform (AGPL-3.0) that you can self-host.
  • You need the sandboxes in your own cloud account.
  • You need SOC 2 Type II and HIPAA.

Runtime fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox in its own microVM.
  • You use the OpenAI Agents SDK, the Vercel AI SDK, the Claude Agent SDK, LangChain, MCP or Claude Code.
  • You want the lower list price: $0.080 against $0.227 an hour for 2 vCPU and 4 GiB.

More comparisons

See all comparisons

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