Caged vs Upstash Box

Caged costs $0.06 per vCPU-hour and Upstash Box costs $0.10 per vCPU-hour. Caged runs Firecracker microVMs and limits a session to 4 hours. Upstash Box runs containers.

Updated

Caged

Isolation
Firecracker microVM
Free tier
Free plan, 5 sandboxes a day
Max session
4 hours

Upstash Box

Isolation
Container
Free tier
Free plan, 5 CPU hours per month
Max session
Not listed

What is different

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

Caged
Upstash Box
vCPU, per hour
Caged: $0.06
Upstash Box: $0.10
Storage
Caged: Free
Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier
Caged: Free plan, 5 sandboxes a day
Upstash Box: Free plan, 5 CPU hours per month
Paid plan from
Caged: $29 / month
Upstash Box: Pay as you go
Billing
Caged: Bundled machine time
Upstash Box: Active CPU time only
Largest sandbox
Caged: 8 vCPU · 8 GiB
Upstash Box: 8 vCPU · 16 GiB
Concurrent sandboxes
Caged: Up to 5
Upstash Box: Up to 1,000
Isolation
Caged: Firecracker microVM
Upstash Box: Container
Integrations
Caged: MCP
Upstash Box: LangChain, Vercel AI SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Caged: $0.06
Upstash Box: $0.10
RAM, per GiB-hour
Caged: Included
Upstash Box: Included
Storage
Caged: Free
Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier
Caged: Free plan, 5 sandboxes a day
Upstash Box: Free plan, 5 CPU hours per month
Paid plan from
Caged: $29 / month
Upstash Box: Pay as you go
Billing
Caged: Bundled machine time
Upstash Box: Active CPU time only

Limits

Max session
Caged: 4 hours
Upstash Box: Not listed
Idle stop
Caged: Not listed
Upstash Box: After 360 minutes
Largest sandbox
Caged: 8 vCPU · 8 GiB
Upstash Box: 8 vCPU · 16 GiB
Concurrent sandboxes
Caged: Up to 5
Upstash Box: Up to 1,000

Platform

Isolation
Caged: Firecracker microVM
Upstash Box: Container
GPU
Caged: Not listed
Upstash Box: Not listed
Snapshots
Caged: Not listed
Upstash Box:
Pause and resume
Caged: Not listed
Upstash Box:

Developer

SDKs
Caged: Not listed
Upstash Box: Python, TypeScript
Integrations
Caged: MCP
Upstash Box: LangChain, Vercel AI SDK

Trust

License
Caged: Not listed
Upstash Box: Not listed
BYOC
Caged: Not listed
Upstash Box: Not listed

Hourly cost

One sandbox running for one hour

Caged
Upstash Box
1 vCPU · 2 GiB
Caged: $0.060
Upstash Box: $0.100
2 vCPU · 4 GiB
Caged: $0.120
Upstash Box: $0.200
4 vCPU · 8 GiB
Caged: $0.240
Upstash Box: $0.400

Compute only, at list rates.

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Which one fits

Based on the fields above

Caged fits when

  • You want each sandbox in its own microVM.
  • You use MCP.
  • You want the lower list price: $0.120 against $0.200 an hour for 2 vCPU and 4 GiB.

Upstash Box fits when

  • You want to pay only for usage, with no plan fee.
  • You use LangChain or the Vercel AI SDK.
  • You need snapshots.
  • You need pause and resume.

More comparisons

See all comparisons

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