Sandboxer vs Tencent Cloud Studio

Tencent Cloud Studio is a browser-based, VS Code-based cloud IDE aimed at teachers, students and developers, with templates, course management, AI grading and CPU or GPU workspaces billed per hour in CNY. It is an IDE you use in a browser tab, while Sandboxer is API-first VM infrastructure for agents. Pick Cloud Studio for classroom or China-based IDE use, especially with GPUs; pick Sandboxer for programmatic VMs that agents drive.

Checked against Tencent Cloud Studio's public docs on October 24, 2026. Sources are linked in the table and listed below.

At a glance

Sandboxer and Tencent Cloud Studio compared
Capability	Sandboxer	Tencent Cloud Studio
Isolation	microVM Cloud Hypervisor, its own kernel	Docs say each workspace runs independently; isolation technology not stated.
Full Linux with root	Ubuntu 24.04, sudo, systemd
Docker inside	Preinstalled
Nested virtualization (/dev/kvm)
Pause and resume with memory	Running processes come back	Stop releases compute; whether memory and processes are kept is not stated.
Fork a sandbox	Copy-on-write disk copy that boots fresh	Templates can be copied to replicate an environment; workspace fork not documented.
HTTPS URL per port	Private with a token, or public	Port plugin gives each port a shareable link, public by default or visible only to yourself.
Longest session	No limit on paid plans Auto-stop is up to 30 days or off	24 h per shutdown timer, renewable Workspaces auto-shut down after 1 h by default; the timer can be set up to 24 h and must be renewed for longer runs.
Billing	Per second, flat rate per size Stopped sandboxes are free	per hour by size (CNY), or prepaid compute-hour packs Pay-as-you-go 4 cores/8 GB is CNY 0.5/h; packs cost CNY 0.85–1 per compute hour.
GPUs		T4, V100, A10, L40 and A800 GPU sizes.
Self-host or open source
Regions	US East (Virginia) and EU Central (Finland)

= not documented publicly.

Where Tencent Cloud Studio is strong

Ready-to-use browser IDE based on VS Code with terminal, Git and plugins.
GPU sizes from T4 up to A800.
Course management, templates and AI grading for teaching.
Low pay-as-you-go price: CNY 0.5/h for 4 cores / 8 GB.

Where Sandboxer differs

Cloud Studio is a browser IDE for people; Sandboxer is API-first VMs for agents, with SSH, CLI and SDKs.
Cloud Studio workspaces shut down after at most 24 h unless renewed; Sandboxer runs with no time limit on a paid plan.
Cloud Studio offers GPUs; Sandboxer has none.
Cloud Studio bills in CNY via a Tencent Cloud account; Sandboxer bills in USD.

Pick Tencent Cloud Studio if

You teach programming courses and want managed classroom environments.
You need GPU workspaces in a browser IDE.
You are already on Tencent Cloud in China.

Pick Sandboxer if

Your agents need to drive VMs through a REST API, CLI, SDKs or MCP.
You need Docker, nested KVM and root in every VM.
You need sessions longer than 24 hours without renewing.

Sources

Products change. If something here is out of date, email hello@sandboxer.com and we'll fix it. Tencent Cloud Studio is a trademark of its owner. Sandboxer is an independent product and is not affiliated with Tencent Cloud Studio.

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