Bunny Sandbox vs Thunder Sandboxes

Bunny Sandbox costs $0.02 per vCPU-hour and Thunder Sandboxes costs $0.051 per vCPU-hour. Bunny Sandbox runs gVisor. Thunder Sandboxes runs Firecracker microVMs and offers GPUs.

Updated Oct 14, 2026

Bunny Sandbox

Isolated cloud sandboxes for AI agents, run on gVisor.

Isolation: gVisor
Free tier: Not listed
Max session: Not listed

Visit site Bunny Sandbox profile

Thunder Sandboxes

Isolated, short-lived sandboxes for agents, GPU optional.

Isolation: Firecracker microVM
Free tier: Not listed
Max session: Not listed

Visit site Thunder Sandboxes profile

What is different

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

Field

Bunny Sandbox

Thunder Sandboxes

vCPU, per hour: Bunny Sandbox: $0.02; Thunder Sandboxes: $0.051
RAM, per GiB-hour: Bunny Sandbox: $0.005; Thunder Sandboxes: $0.016
Storage: Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB; Thunder Sandboxes: $0.00012 per GiB-hour
Billing: Bunny Sandbox: Active CPU time only; Thunder Sandboxes: Per second
Isolation: Bunny Sandbox: gVisor; Thunder Sandboxes: Firecracker microVM
SDKs: Bunny Sandbox: JavaScript / TypeScript; Thunder Sandboxes: Python

Full comparison

18 fields, at each provider's list price

Bunny Sandboxbunny.net/blog/introducing-bunny-sandbox-a-disposable-room-where-ai-can-buildbunny.net

Thunder Sandboxesthundercompute.com/pricingthundercompute.com

Pricing

vCPU, per hour: Bunny Sandbox: $0.02; Thunder Sandboxes: $0.051
RAM, per GiB-hour: Bunny Sandbox: $0.005; Thunder Sandboxes: $0.016
Storage: Bunny Sandbox: $0.10 per GB per month on the allocated 10 GB; Thunder Sandboxes: $0.00012 per GiB-hour
Free tier: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
Paid plan from: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
Billing: Bunny Sandbox: Active CPU time only; Thunder Sandboxes: Per second

Limits

Max session: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
Idle stop: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
Largest sandbox: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
Concurrent sandboxes: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed

Platform

Isolation: Bunny Sandbox: gVisor; Thunder Sandboxes: Firecracker microVM
GPU: Bunny Sandbox: Not listed; Thunder Sandboxes:
Snapshots: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
Pause and resume: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed

Developer

SDKs: Bunny Sandbox: JavaScript / TypeScript; Thunder Sandboxes: Python
Integrations: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed

Trust

License: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed
BYOC: Bunny Sandbox: Not listed; Thunder Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Size

Bunny Sandbox

Thunder Sandboxes

1 vCPU · 2 GiB: Bunny Sandbox: $0.030; Thunder Sandboxes: $0.083
2 vCPU · 4 GiB: Bunny Sandbox: $0.060; Thunder Sandboxes: $0.166
4 vCPU · 8 GiB: Bunny Sandbox: $0.120; Thunder Sandboxes: $0.332

Compute only, at list rates.

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Which one fits

Based on the fields above

Bunny Sandbox fits when

You want the lower list price: $0.060 against $0.166 an hour for 2 vCPU and 4 GiB.
Your code waits a lot: CPU is billed only while it is in use.

Thunder Sandboxes fits when

You need GPUs.
You want each sandbox in its own microVM.

More comparisons

See all comparisons

Bunny Sandbox

Thunder Sandboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Bunny Sandbox fits when

Thunder Sandboxes fits when

More comparisons

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