Brimble Sandboxes vs Upstash Box

Upstash Box costs $0.10 per vCPU-hour. Brimble Sandboxes runs gVisor and limits a session to 6 hours. Upstash Box runs containers.

Updated

Brimble Sandboxes

Isolation
gVisor
Free tier
7-day Developer plan trial, card required
Max session
6 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.

Brimble Sandboxes
Upstash Box
Storage
Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates
Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier
Brimble Sandboxes: 7-day Developer plan trial, card required
Upstash Box: Free plan, 5 CPU hours per month
Paid plan from
Brimble Sandboxes: $3 / month
Upstash Box: Pay as you go
Billing
Brimble Sandboxes: Per second
Upstash Box: Active CPU time only
Largest sandbox
Brimble Sandboxes: 4 vCPU · 8 GiB
Upstash Box: 8 vCPU · 16 GiB
Concurrent sandboxes
Brimble Sandboxes: Up to 15
Upstash Box: Up to 1,000
Isolation
Brimble Sandboxes: gVisor
Upstash Box: Container
SDKs
Brimble Sandboxes: JavaScript / TypeScript, Python, Go
Upstash Box: Python, TypeScript
Integrations
Brimble Sandboxes: MCP, Claude Code
Upstash Box: LangChain, Vercel AI SDK, Claude Code, MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Brimble Sandboxes: Not listed
Upstash Box: $0.10
RAM, per GiB-hour
Brimble Sandboxes: Not listed
Upstash Box: Included
Storage
Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates
Upstash Box: $0.10 per GB per month, including snapshots. Included on Fixed.
Free tier
Brimble Sandboxes: 7-day Developer plan trial, card required
Upstash Box: Free plan, 5 CPU hours per month
Paid plan from
Brimble Sandboxes: $3 / month
Upstash Box: Pay as you go
Billing
Brimble Sandboxes: Per second
Upstash Box: Active CPU time only

Limits

Max session
Brimble Sandboxes: 6 hours
Upstash Box: Not listed
Idle stop
Brimble Sandboxes: Not listed
Upstash Box: After 360 minutes
Largest sandbox
Brimble Sandboxes: 4 vCPU · 8 GiB
Upstash Box: 8 vCPU · 16 GiB
Concurrent sandboxes
Brimble Sandboxes: Up to 15
Upstash Box: Up to 1,000

Platform

Isolation
Brimble Sandboxes: gVisor
Upstash Box: Container
GPU
Brimble Sandboxes: Not listed
Upstash Box: Not listed
Snapshots
Brimble Sandboxes:
Upstash Box:
Pause and resume
Brimble Sandboxes:
Upstash Box:

Developer

SDKs
Brimble Sandboxes: JavaScript / TypeScript, Python, Go
Upstash Box: Python, TypeScript
Integrations
Brimble Sandboxes: MCP, Claude Code
Upstash Box: LangChain, Vercel AI SDK, Claude Code, MCP

Trust

License
Brimble Sandboxes: Not listed
Upstash Box: Not listed
BYOC
Brimble Sandboxes: Not listed
Upstash Box: Not listed

Hourly cost

One sandbox running for one hour

Brimble Sandboxes
Upstash Box
1 vCPU · 2 GiB
Brimble Sandboxes: Not listed
Upstash Box: $0.100
2 vCPU · 4 GiB
Brimble Sandboxes: Not listed
Upstash Box: $0.200
4 vCPU · 8 GiB
Brimble Sandboxes: Not listed
Upstash Box: $0.400

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Upstash Box fits when

  • You want to pay only for usage, with no plan fee.
  • You use LangChain or the Vercel AI SDK.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need a sandbox larger than 4 vCPU · 8 GiB.

More comparisons

See all comparisons

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