Celesto Cloud vs Smol Machines
Celesto Cloud costs $0.015 per vCPU-hour and Smol Machines costs $0.05 per vCPU-hour. Celesto Cloud runs microVMs. Smol Machines runs microVMs.
Updated
Celesto Cloud
- Isolation
- MicroVM
- Free tier
- $5 runtime credit, one time, 30 days
- Max session
- Not listed
Smol Machines
- Isolation
- MicroVM
- Free tier
- $100 credit, one time
- Max session
- Not listed
What is different
9 fields differ. The rest are the same or not listed.
Celesto Cloud
Smol Machines
- vCPU, per hour
- Celesto Cloud: $0.015
- Smol Machines: $0.05
- RAM, per GiB-hour
- Celesto Cloud: Included
- Smol Machines: $0.0162
- Storage
- Celesto Cloud: Free
- Smol Machines: $0.0001 per GiB-hour
- Free tier
- Celesto Cloud: $5 runtime credit, one time, 30 days
- Smol Machines: $100 credit, one time
- Billing
- Celesto Cloud: Bundled machine time
- Smol Machines: Active CPU time only
- Largest sandbox
- Celesto Cloud: 8 vCPU · 32 GiB
- Smol Machines: 32 vCPU · 32 GiB
- Concurrent sandboxes
- Celesto Cloud: Up to 10
- Smol Machines: Up to 1,000
- Snapshots
- Celesto Cloud:
- Smol Machines: No
- SDKs
- Celesto Cloud: Python, JavaScript / TypeScript
- Smol Machines: TypeScript, Python, Rust
Full comparison
18 fields, at each provider's list price
Celesto Cloudcelesto
Smol Machinessmolmachines
Pricing
- vCPU, per hour
- Celesto Cloud: $0.015
- Smol Machines: $0.05
- RAM, per GiB-hour
- Celesto Cloud: Included
- Smol Machines: $0.0162
- Storage
- Celesto Cloud: Free
- Smol Machines: $0.0001 per GiB-hour
- Free tier
- Celesto Cloud: $5 runtime credit, one time, 30 days
- Smol Machines: $100 credit, one time
- Paid plan from
- Celesto Cloud: Pay as you go
- Smol Machines: Pay as you go
- Billing
- Celesto Cloud: Bundled machine time
- Smol Machines: Active CPU time only
Limits
- Max session
- Celesto Cloud: Not listed
- Smol Machines: Not listed
- Idle stop
- Celesto Cloud: Not listed
- Smol Machines: Not listed
- Largest sandbox
- Celesto Cloud: 8 vCPU · 32 GiB
- Smol Machines: 32 vCPU · 32 GiB
- Concurrent sandboxes
- Celesto Cloud: Up to 10
- Smol Machines: Up to 1,000
Platform
- Isolation
- Celesto Cloud: MicroVM
- Smol Machines: MicroVM
- GPU
- Celesto Cloud: Not listed
- Smol Machines: No
- Snapshots
- Celesto Cloud:
- Smol Machines: No
- Pause and resume
- Celesto Cloud:
- Smol Machines:
Developer
- SDKs
- Celesto Cloud: Python, JavaScript / TypeScript
- Smol Machines: TypeScript, Python, Rust
- Integrations
- Celesto Cloud: MCP, OpenAI Agents SDK, Claude Code
- Smol Machines: Not listed
Trust
- License
- Celesto Cloud: Apache-2.0
- Smol Machines: Apache-2.0
- BYOC
- Celesto Cloud: Not listed
- Smol Machines: Not listed
Hourly cost
One sandbox running for one hour
Celesto Cloud
Smol Machines
- 1 vCPU · 2 GiB
- Celesto Cloud: $0.015
- Smol Machines: $0.082
- 2 vCPU · 4 GiB
- Celesto Cloud: $0.030
- Smol Machines: $0.165
- 4 vCPU · 8 GiB
- Celesto Cloud: $0.060
- Smol Machines: $0.330
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Celesto Cloud fits when
- You use MCP, the OpenAI Agents SDK or Claude Code.
- You want the lower list price: $0.030 against $0.165 an hour for 2 vCPU and 4 GiB.
- You need snapshots.
- You need a desktop in the sandbox.
Smol Machines fits when
- You want the larger free credit: $100 against $5.
- Your code waits a lot: CPU is billed only while it is in use.
- You need a sandbox larger than 8 vCPU · 32 GiB.
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