Celesto Cloud vs Runtime
Celesto Cloud costs $0.015 per vCPU-hour and Runtime costs $0.025 per vCPU-hour. Celesto Cloud runs microVMs. Runtime runs Firecracker microVMs and has no session limit.
Updated
Celesto Cloud
- Isolation
- MicroVM
- Free tier
- $5 runtime credit, one time, 30 days
- Max session
- Not listed
Runtime
- Isolation
- Firecracker microVM
- Free tier
- 100 hours of a 1 GB machine in the first 30 days
- Max session
- No limit
What is different
10 fields differ. The rest are the same or not listed.
Celesto Cloud
Runtime
- vCPU, per hour
- Celesto Cloud: $0.015
- Runtime: $0.025
- RAM, per GiB-hour
- Celesto Cloud: Included
- Runtime: $0.0075
- Storage
- Celesto Cloud: Free
- Runtime: $0.000119 per GiB-hour after 10 free GiB
- Free tier
- Celesto Cloud: $5 runtime credit, one time, 30 days
- Runtime: 100 hours of a 1 GB machine in the first 30 days
- Billing
- Celesto Cloud: Bundled machine time
- Runtime: Active CPU time only
- Largest sandbox
- Celesto Cloud: 8 vCPU · 32 GiB
- Runtime: 16 vCPU · 64 GiB
- Concurrent sandboxes
- Celesto Cloud: Up to 10
- Runtime: Up to 200
- Isolation
- Celesto Cloud: MicroVM
- Runtime: Firecracker microVM
- SDKs
- Celesto Cloud: Python, JavaScript / TypeScript
- Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java
- Integrations
- Celesto Cloud: MCP, OpenAI Agents SDK, Claude Code
- Runtime: OpenAI Agents SDK, Vercel AI SDK, Claude Agent SDK, LangChain, MCP, Claude Code
Full comparison
18 fields, at each provider's list price
Celesto Cloudcelesto
Runtimewithruntime
Pricing
- vCPU, per hour
- Celesto Cloud: $0.015
- Runtime: $0.025
- RAM, per GiB-hour
- Celesto Cloud: Included
- Runtime: $0.0075
- Storage
- Celesto Cloud: Free
- Runtime: $0.000119 per GiB-hour after 10 free GiB
- Free tier
- Celesto Cloud: $5 runtime credit, one time, 30 days
- Runtime: 100 hours of a 1 GB machine in the first 30 days
- Paid plan from
- Celesto Cloud: Pay as you go
- Runtime: Pay as you go
- Billing
- Celesto Cloud: Bundled machine time
- Runtime: Active CPU time only
Limits
- Max session
- Celesto Cloud: Not listed
- Runtime: No limit
- Idle stop
- Celesto Cloud: Not listed
- Runtime: After 5 minutes
- Largest sandbox
- Celesto Cloud: 8 vCPU · 32 GiB
- Runtime: 16 vCPU · 64 GiB
- Concurrent sandboxes
- Celesto Cloud: Up to 10
- Runtime: Up to 200
Platform
- Isolation
- Celesto Cloud: MicroVM
- Runtime: Firecracker microVM
- GPU
- Celesto Cloud: Not listed
- Runtime: No
- Snapshots
- Celesto Cloud:
- Runtime:
- Pause and resume
- Celesto Cloud:
- Runtime:
Developer
- SDKs
- Celesto Cloud: Python, JavaScript / TypeScript
- Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java
- Integrations
- Celesto Cloud: MCP, OpenAI Agents SDK, Claude Code
- Runtime: OpenAI Agents SDK, Vercel AI SDK, Claude Agent SDK, LangChain, MCP, Claude Code
Trust
- License
- Celesto Cloud: Apache-2.0
- Runtime: Not listed
- BYOC
- Celesto Cloud: Not listed
- Runtime: Not listed
Hourly cost
One sandbox running for one hour
Celesto Cloud
Runtime
- 1 vCPU · 2 GiB
- Celesto Cloud: $0.015
- Runtime: $0.040
- 2 vCPU · 4 GiB
- Celesto Cloud: $0.030
- Runtime: $0.080
- 4 vCPU · 8 GiB
- Celesto Cloud: $0.060
- Runtime: $0.160
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Celesto Cloud fits when
- You want an open-source platform (Apache-2.0).
- You want the lower list price: $0.030 against $0.080 an hour for 2 vCPU and 4 GiB.
Runtime fits when
- You use the Vercel AI SDK, the Claude Agent SDK or LangChain.
- 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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