Celesto Cloud vs Sandbox0

Celesto Cloud costs $0.015 per vCPU-hour. Sandbox0 bills memory only, at $0.015 per GiB-hour. Celesto Cloud runs microVMs. Sandbox0 runs gVisor and has no session limit.

Updated

Celesto Cloud

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

Sandbox0

Isolation
gVisor
Free tier
Not listed
Max session
No limit

What is different

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

Celesto Cloud
Sandbox0
vCPU, per hour
Celesto Cloud: $0.015
Sandbox0: Included
RAM, per GiB-hour
Celesto Cloud: Included
Sandbox0: $0.015
Billing
Celesto Cloud: Bundled machine time
Sandbox0: Memory only
Concurrent sandboxes
Celesto Cloud: Up to 10
Sandbox0: Up to 20
Isolation
Celesto Cloud: MicroVM
Sandbox0: gVisor
SDKs
Celesto Cloud: Python, JavaScript / TypeScript
Sandbox0: Go, Python, TypeScript
Integrations
Celesto Cloud: MCP, OpenAI Agents SDK
Sandbox0: LangChain, OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Celesto Cloud: $0.015
Sandbox0: Included
RAM, per GiB-hour
Celesto Cloud: Included
Sandbox0: $0.015
Storage
Celesto Cloud: Free
Sandbox0: Free
Free tier
Celesto Cloud: $5 runtime credit, one time, 30 days
Sandbox0: Not listed
Paid plan from
Celesto Cloud: Pay as you go
Sandbox0: Pay as you go
Billing
Celesto Cloud: Bundled machine time
Sandbox0: Memory only

Limits

Max session
Celesto Cloud: Not listed
Sandbox0: No limit
Idle stop
Celesto Cloud: Not listed
Sandbox0: Not listed
Largest sandbox
Celesto Cloud: 8 vCPU · 32 GiB
Sandbox0: Not listed
Concurrent sandboxes
Celesto Cloud: Up to 10
Sandbox0: Up to 20

Platform

Isolation
Celesto Cloud: MicroVM
Sandbox0: gVisor
GPU
Celesto Cloud: Not listed
Sandbox0: Not listed
Snapshots
Celesto Cloud:
Sandbox0:
Pause and resume
Celesto Cloud:
Sandbox0:

Developer

SDKs
Celesto Cloud: Python, JavaScript / TypeScript
Sandbox0: Go, Python, TypeScript
Integrations
Celesto Cloud: MCP, OpenAI Agents SDK
Sandbox0: LangChain, OpenAI Agents SDK

Trust

License
Celesto Cloud: Apache-2.0
Sandbox0: Apache-2.0
BYOC
Celesto Cloud: Not listed
Sandbox0: Not listed

Hourly cost

One sandbox running for one hour

Celesto Cloud
Sandbox0
1 vCPU · 2 GiB
Celesto Cloud: $0.015
Sandbox0: $0.030
2 vCPU · 4 GiB
Celesto Cloud: $0.030
Sandbox0: $0.060
4 vCPU · 8 GiB
Celesto Cloud: $0.060
Sandbox0: $0.120

Compute only, at list rates.

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Which one fits

Based on the fields above

Celesto Cloud fits when

  • You want each sandbox in its own microVM.
  • You use MCP.
  • You want the lower list price: $0.030 against $0.060 an hour for 2 vCPU and 4 GiB.
  • You need a desktop in the sandbox.

Sandbox0 fits when

  • You use LangChain.
  • You want one rate for memory, with CPU included.

More comparisons

See all comparisons

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