Brimble Sandboxes vs Runloop

Runloop costs $0.108 per vCPU-hour. Brimble Sandboxes runs gVisor and limits a session to 6 hours. Runloop runs 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

Runloop

Devboxes built for coding agents.

Isolation: MicroVM
Free tier: $50 credit
Max session: Not listed

Visit site Runloop profile

What is different

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

Field

Brimble Sandboxes

Runloop

Storage: Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates; Runloop: $0.00034236 per GiB-hour
Free tier: Brimble Sandboxes: 7-day Developer plan trial, card required; Runloop: $50 credit
Paid plan from: Brimble Sandboxes: $3 / month; Runloop: Pay as you go
Largest sandbox: Brimble Sandboxes: 4 vCPU · 8 GiB; Runloop: 16 vCPU · 64 GiB
Isolation: Brimble Sandboxes: gVisor; Runloop: MicroVM
SDKs: Brimble Sandboxes: JavaScript / TypeScript, Python, Go; Runloop: Python, TypeScript
Integrations: Brimble Sandboxes: MCP, Claude Code; Runloop: OpenAI Agents SDK, MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Brimble Sandboxesbrimble.io/pricing

Runlooprunloop.ai/pricing

Pricing

vCPU, per hour: Brimble Sandboxes: Not listed; Runloop: $0.108
RAM, per GiB-hour: Brimble Sandboxes: Not listed; Runloop: $0.0252
Storage: Brimble Sandboxes: Snapshot storage and persistent volumes bill at storage rates; Runloop: $0.00034236 per GiB-hour
Free tier: Brimble Sandboxes: 7-day Developer plan trial, card required; Runloop: $50 credit
Paid plan from: Brimble Sandboxes: $3 / month; Runloop: Pay as you go
Billing: Brimble Sandboxes: Per second; Runloop: Per second

Limits

Max session: Brimble Sandboxes: 6 hours; Runloop: Not listed
Idle stop: Brimble Sandboxes: Not listed; Runloop: Not listed
Largest sandbox: Brimble Sandboxes: 4 vCPU · 8 GiB; Runloop: 16 vCPU · 64 GiB
Concurrent sandboxes: Brimble Sandboxes: Up to 15; Runloop: Not listed

Platform

Isolation: Brimble Sandboxes: gVisor; Runloop: MicroVM
GPU: Brimble Sandboxes: Not listed; Runloop: Not listed
Snapshots: Brimble Sandboxes:; Runloop:
Pause and resume: Brimble Sandboxes:; Runloop:

Developer

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

Trust

License: Brimble Sandboxes: Not listed; Runloop: Not listed
BYOC: Brimble Sandboxes: Not listed; Runloop: Deploy to VPC, Enterprise plan

Hourly cost

One sandbox running for one hour

Size

Brimble Sandboxes

Runloop

1 vCPU · 2 GiB: Brimble Sandboxes: Not listed; Runloop: $0.158
2 vCPU · 4 GiB: Brimble Sandboxes: Not listed; Runloop: $0.317
4 vCPU · 8 GiB: Brimble Sandboxes: Not listed; Runloop: $0.634

Compute only, at list rates.

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Which one fits

Based on the fields above

Runloop fits when

You want to pay only for usage, with no plan fee.
You want each sandbox in its own microVM.
You use the OpenAI Agents SDK.
You need a desktop in the sandbox.

More comparisons

See all comparisons

Brimble Sandboxes

Runloop

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Runloop fits when

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