ArcBox vs TestMu AI

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

ArcBox

See full pricing history

USD · US · source: arcbox.dev

Plan	Pricing	Charged by	Offer type
Free — Linux and Windows	Free Free $0 to start Try Linux and Windows machines with usage credits. No card required.	Usage · Usage-based on every OS	Standalone · Free
Pro — Linux and Windows Highlighted	Usage-based billed by the second For teams running agents in production on Linux and Windows. Usage-based billed by the second For teams running agents in production on Linux and Windows.	Usage · Usage-based billed by the second	Standalone · Usage based

TestMu AI

See full pricing history

USD · US · source: www.testmuai.com

Plan	Pricing	Charged by	Offer type
Starter	USD 19 monthly · USD 17 / month with annual commitment $19/agent/month or about $17 billed annually	Seat · per agent per month	Standalone · Fixed
Pro	USD 99 monthly · USD 89 / month with annual commitment $99/agent/month or $89 billed annually	Seat · per agent per month	Standalone · Fixed
Max	USD 199 monthly · USD 179 / month with annual commitment $199/agent/month or $179 billed annually	Seat · per agent per month	Standalone · Fixed
Enterprise	Contact sales Custom	Flat · published offer	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

ArcBox

Free — Linux and Windows

Highlights Concurrent environments: Up to 5

Included
Highlights Support: Community support

Included
Highlights Stopped Computers disk storage: Included

Pro — Linux and Windows

Highlights Concurrent environments: Higher concurrency and larger machines

Included
Highlights Team workspaces and API keys: Included
Highlights Snapshot storage and warm pools: Included
Highlights Priority email support: Included

TestMu AI

Starter

Plan card Credits: 2,000

Limited

Pro

Plan card Credits: 12,000

Limited

Max

Plan card Credits: 25,000

Limited

Enterprise

Plan card Enterprise testing: 0

Limited

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

ArcBox

August 27, 2026 Source
- Free — Linux and Windows: Free
- Pro — Linux and Windows: Usage-based billed by the second For teams running agents in production on Linux and Windows.

TestMu AI

August 27, 2026 Source
- Starter: USD 19 monthly · USD 17 / month with annual commitment
- Pro: USD 99 monthly · USD 89 / month with annual commitment
- Max: USD 199 monthly · USD 179 / month with annual commitment
- Enterprise: Contact sales