Buddy Sandboxes vs Celesto Cloud

Buddy Sandboxes costs $0.0144 per vCPU-hour and Celesto Cloud costs $0.015 per vCPU-hour. Buddy Sandboxes runs full VMs and has no session limit. Celesto Cloud runs microVMs.

Updated

Buddy Sandboxes

Isolation
Full VM
Free tier
$1 of usage credit every month
Max session
No limit

Celesto Cloud

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

What is different

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

Buddy Sandboxes
Celesto Cloud
vCPU, per hour
Buddy Sandboxes: $0.0144
Celesto Cloud: $0.015
RAM, per GiB-hour
Buddy Sandboxes: $0.0144
Celesto Cloud: Included
Storage
Buddy Sandboxes: $0.00011 per GiB-hour
Celesto Cloud: Free
Free tier
Buddy Sandboxes: $1 of usage credit every month
Celesto Cloud: $5 runtime credit, one time, 30 days
Paid plan from
Buddy Sandboxes: $29 / month
Celesto Cloud: Pay as you go
Billing
Buddy Sandboxes: Per second
Celesto Cloud: Bundled machine time
Largest sandbox
Buddy Sandboxes: 12 vCPU · 24 GiB
Celesto Cloud: 8 vCPU · 32 GiB
Isolation
Buddy Sandboxes: Full VM
Celesto Cloud: MicroVM
SDKs
Buddy Sandboxes: TypeScript
Celesto Cloud: Python, JavaScript / TypeScript
Integrations
Buddy Sandboxes: MCP, Claude Code
Celesto Cloud: MCP, OpenAI Agents SDK, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Buddy Sandboxes: $0.0144
Celesto Cloud: $0.015
RAM, per GiB-hour
Buddy Sandboxes: $0.0144
Celesto Cloud: Included
Storage
Buddy Sandboxes: $0.00011 per GiB-hour
Celesto Cloud: Free
Free tier
Buddy Sandboxes: $1 of usage credit every month
Celesto Cloud: $5 runtime credit, one time, 30 days
Paid plan from
Buddy Sandboxes: $29 / month
Celesto Cloud: Pay as you go
Billing
Buddy Sandboxes: Per second
Celesto Cloud: Bundled machine time

Limits

Max session
Buddy Sandboxes: No limit
Celesto Cloud: Not listed
Idle stop
Buddy Sandboxes: Not listed
Celesto Cloud: Not listed
Largest sandbox
Buddy Sandboxes: 12 vCPU · 24 GiB
Celesto Cloud: 8 vCPU · 32 GiB
Concurrent sandboxes
Buddy Sandboxes: Not listed
Celesto Cloud: Up to 10

Platform

Isolation
Buddy Sandboxes: Full VM
Celesto Cloud: MicroVM
GPU
Buddy Sandboxes: Not listed
Celesto Cloud: Not listed
Snapshots
Buddy Sandboxes:
Celesto Cloud:
Pause and resume
Buddy Sandboxes:
Celesto Cloud:

Developer

SDKs
Buddy Sandboxes: TypeScript
Celesto Cloud: Python, JavaScript / TypeScript
Integrations
Buddy Sandboxes: MCP, Claude Code
Celesto Cloud: MCP, OpenAI Agents SDK, Claude Code

Trust

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

Hourly cost

One sandbox running for one hour

Buddy Sandboxes
Celesto Cloud
1 vCPU · 2 GiB
Buddy Sandboxes: $0.043
Celesto Cloud: $0.015
2 vCPU · 4 GiB
Buddy Sandboxes: $0.086
Celesto Cloud: $0.030
4 vCPU · 8 GiB
Buddy Sandboxes: $0.173
Celesto Cloud: $0.060

Compute only, at list rates.

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Which one fits

Based on the fields above

Buddy Sandboxes fits when

  • You want each sandbox to be a full VM.
  • You need SOC 2 Type II and GDPR.

Celesto Cloud fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox in its own microVM.
  • You want an open-source platform (Apache-2.0).
  • You use the OpenAI Agents SDK.

More comparisons

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