Celesto Cloud vs Thunder Sandboxes

Celesto Cloud costs $0.015 per vCPU-hour and Thunder Sandboxes costs $0.051 per vCPU-hour. Celesto Cloud runs microVMs. Thunder Sandboxes runs Firecracker microVMs and offers GPUs.

Updated

Celesto Cloud

Isolation
MicroVM
Free tier
$5 runtime credit, one time, 30 days
Max session
Not listed

Thunder Sandboxes

Isolation
Firecracker microVM
Free tier
Not listed
Max session
Not listed

What is different

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

Celesto Cloud
Thunder Sandboxes
vCPU, per hour
Celesto Cloud: $0.015
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Celesto Cloud: Included
Thunder Sandboxes: $0.016
Storage
Celesto Cloud: Free
Thunder Sandboxes: $0.00012 per GiB-hour
Billing
Celesto Cloud: Bundled machine time
Thunder Sandboxes: Per second
Isolation
Celesto Cloud: MicroVM
Thunder Sandboxes: Firecracker microVM
SDKs
Celesto Cloud: Python, JavaScript / TypeScript
Thunder Sandboxes: Python

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Celesto Cloud: $0.015
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Celesto Cloud: Included
Thunder Sandboxes: $0.016
Storage
Celesto Cloud: Free
Thunder Sandboxes: $0.00012 per GiB-hour
Free tier
Celesto Cloud: $5 runtime credit, one time, 30 days
Thunder Sandboxes: Not listed
Paid plan from
Celesto Cloud: Pay as you go
Thunder Sandboxes: Not listed
Billing
Celesto Cloud: Bundled machine time
Thunder Sandboxes: Per second

Limits

Max session
Celesto Cloud: Not listed
Thunder Sandboxes: Not listed
Idle stop
Celesto Cloud: Not listed
Thunder Sandboxes: Not listed
Largest sandbox
Celesto Cloud: 8 vCPU · 32 GiB
Thunder Sandboxes: Not listed
Concurrent sandboxes
Celesto Cloud: Up to 10
Thunder Sandboxes: Not listed

Platform

Isolation
Celesto Cloud: MicroVM
Thunder Sandboxes: Firecracker microVM
GPU
Celesto Cloud: Not listed
Thunder Sandboxes:
Snapshots
Celesto Cloud:
Thunder Sandboxes: Not listed
Pause and resume
Celesto Cloud:
Thunder Sandboxes: Not listed

Developer

SDKs
Celesto Cloud: Python, JavaScript / TypeScript
Thunder Sandboxes: Python
Integrations
Celesto Cloud: MCP, OpenAI Agents SDK, Claude Code
Thunder Sandboxes: Not listed

Trust

License
Celesto Cloud: Apache-2.0
Thunder Sandboxes: Not listed
BYOC
Celesto Cloud: Not listed
Thunder Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Celesto Cloud
Thunder Sandboxes
1 vCPU · 2 GiB
Celesto Cloud: $0.015
Thunder Sandboxes: $0.083
2 vCPU · 4 GiB
Celesto Cloud: $0.030
Thunder Sandboxes: $0.166
4 vCPU · 8 GiB
Celesto Cloud: $0.060
Thunder Sandboxes: $0.332

Compute only, at list rates.

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Which one fits

Based on the fields above

Celesto Cloud fits when

  • You want an open-source platform (Apache-2.0).
  • You use MCP, the OpenAI Agents SDK or Claude Code.
  • You want the lower list price: $0.030 against $0.166 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.

Thunder Sandboxes fits when

  • You need GPUs.

More comparisons

See all comparisons

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