@ErickSky: TENCENT JUST DROPPED THE BOMB for everyone making AI Agents: A sandbox that: - Starts in under 60 ms (up to 50x faster)…
Summary
Tencent released an ultra-lightweight sandbox for AI agents that starts in <60 ms, uses 5 MB RAM, supports 2000+ instances per server, and offers KVM-based security.
View Cached Full Text
Cached at: 04/22/26, 02:01 AM
TENCENT JUST DROPPED THE BOMB for everyone making AI Agents: A sandbox that: - Starts in under 60 ms (up to 50x faster) - Uses only 5 MB of RAM per instance - You can run +2,000 sandboxes on a single server - Real security (microVMs with KVM + RustVMM) - and 100% compatible
Similar Articles
@TencentAI_News: We just open-sourced Cube Sandbox! An instant, concurrent, secure and lightweight sandbox runtime for AI Agents. Built …
Tencent open-sourced Cube Sandbox, a lightweight Rust/KVM-based sandbox runtime for AI agents that cold-starts in under 60 ms with <5 MB overhead.
TencentCloud/CubeSandbox
TencentCloud's CubeSandbox is an open-source, high-performance secure sandbox service for AI agents, built on RustVMM and KVM, offering hardware-level isolation, sub-60ms startup, and compatibility with the E2B SDK.
@nash_su: Last night I was chatting with @i5ting about how a sandbox is an indispensable part of any agent, and today Tencent open-sourced Cube Sandbox: 1. Blazing-fast boot (<60 ms) thanks to snapshot cloning and warm resource pools 2. Hardware-grade security via KVM micro-VMs + eBPF network isolation, battle-tested on Tencent Cloud 3. Ultra-high density—runs in <5 MB RAM, thousands per node 4. E2B-compatible
Tencent open-sources Cube Sandbox, a KVM-based micro-VM for agents that boots in <60 ms, runs in <5 MB RAM, and is E2B-compatible.
@HowToAI_: China just handed the AI agent community a production-grade sandbox for free. OpenSandbox is an open-source sandbox run…
China released OpenSandbox, an open-source sandbox runtime for AI agents, supporting multiple SDKs and secure execution environments with Docker/Kubernetes isolation.
@zongheng_yang: Sandboxes are all the rage (Modal, E2B, AWS, ..). Most AI teams pay a >4x markup to run sandboxes on someone else's mac…
SkyPilot Sandboxes allows AI teams to run sandboxes on their own clusters, offering 4-10x cost savings compared to Modal with sub-second launches and warm pools.