Brimble Sandboxes vs InstaVM

InstaVM costs $0.0504 per vCPU-hour. Brimble Sandboxes runs gVisor and limits a session to 6 hours. InstaVM runs Firecracker microVMs.

Updated Oct 23, 2026

Brimble Sandboxes

Sandbox product of the Brimble hosting platform that runs code in gVisor containers.

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

Visit site Brimble Sandboxes profile

InstaVM

Hardware-isolated microVMs for AI agent code.

Isolation: Firecracker microVM
Free tier: $50 credit
Max session: Not listed

Visit site InstaVM profile

What is different

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

Field

Brimble Sandboxes

InstaVM

Storage: Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates; InstaVM: $0.0002 per GiB-hour after 10 free GiB
Free tier: Brimble Sandboxes: 7-day Developer plan trial, card required; InstaVM: $50 credit
Paid plan from: Brimble Sandboxes: $3 / month; InstaVM: $100 / month
Concurrent sandboxes: Brimble Sandboxes: Up to 15; InstaVM: Up to 100
Isolation: Brimble Sandboxes: gVisor; InstaVM: Firecracker microVM
SDKs: Brimble Sandboxes: JavaScript / TypeScript, Python, Go; InstaVM: Python, TypeScript
Integrations: Brimble Sandboxes: MCP, Claude Code; InstaVM: Claude Code, OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

Brimble Sandboxesbrimble.io/pricing

InstaVMinstavm.io/pricing

Pricing

vCPU, per hour: Brimble Sandboxes: Not listed; InstaVM: $0.0504
RAM, per GiB-hour: Brimble Sandboxes: Not listed; InstaVM: $0.0162
Storage: Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates; InstaVM: $0.0002 per GiB-hour after 10 free GiB
Free tier: Brimble Sandboxes: 7-day Developer plan trial, card required; InstaVM: $50 credit
Paid plan from: Brimble Sandboxes: $3 / month; InstaVM: $100 / month
Billing: Brimble Sandboxes: Per second; InstaVM: Per second

Limits

Max session: Brimble Sandboxes: 6 hours; InstaVM: Not listed
Idle stop: Brimble Sandboxes: Not listed; InstaVM: Not listed
Largest sandbox: Brimble Sandboxes: 4 vCPU · 8 GiB; InstaVM: Not listed
Concurrent sandboxes: Brimble Sandboxes: Up to 15; InstaVM: Up to 100

Platform

Isolation: Brimble Sandboxes: gVisor; InstaVM: Firecracker microVM
GPU: Brimble Sandboxes: Not listed; InstaVM: Not listed
Snapshots: Brimble Sandboxes:; InstaVM:
Pause and resume: Brimble Sandboxes:; InstaVM:

Developer

SDKs: Brimble Sandboxes: JavaScript / TypeScript, Python, Go; InstaVM: Python, TypeScript
Integrations: Brimble Sandboxes: MCP, Claude Code; InstaVM: Claude Code, OpenAI Agents SDK

Trust

License: Brimble Sandboxes: Not listed; InstaVM: Not listed
BYOC: Brimble Sandboxes: Not listed; InstaVM: Not listed

Hourly cost

One sandbox running for one hour

Size

Brimble Sandboxes

InstaVM

1 vCPU · 2 GiB: Brimble Sandboxes: Not listed; InstaVM: $0.083
2 vCPU · 4 GiB: Brimble Sandboxes: Not listed; InstaVM: $0.166
4 vCPU · 8 GiB: Brimble Sandboxes: Not listed; InstaVM: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

Brimble Sandboxes fits when

You use MCP.

InstaVM fits when

You want each sandbox in its own microVM.
You use the OpenAI Agents SDK.
You need a desktop in the sandbox.
You need SOC 2 Type II.

More comparisons

See all comparisons

Brimble Sandboxes

InstaVM

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Brimble Sandboxes fits when

InstaVM fits when

More comparisons

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