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Alibaba Cloud Linux:FAQ

Last Updated:Apr 16, 2026
  1. What is Agentic OS?

Agentic OS is an Alibaba Cloud operating system designed for AI agent workloads. Built on Alinux4, it is fully compatible with all Alinux4 capabilities and serves as an agent-enhanced version of the OS.

Product documentation: Product Overview

  1. What enhancements does Agentic OS offer for agents?

Agentic OS currently enhances agents in five key areas:

  1. Built-in skills improve agent efficiency for OS-related use cases and will expand to general use cases over time.

  2. Copilot Shell (Cosh) replaces the traditional command line, simplifying agent interaction through natural language.

  3. System-level agent security enhancements, including skill signing to prevent poisoning, sandbox isolation and system call controls, and security baseline hardening.

  4. AgentSight for observability: Provides fine-grained data collection and correlation analysis across the entire agent execution path without interfering with business logic.

  5. Token-Less, a token optimization toolkit for LLMs: Significantly reduces token consumption in the context window and improves runtime efficiency through three core strategies: pattern compression, response compression, and command rewriting.

  1. What scenarios are suitable for Agentic OS? Are there any best practices?

Agentic OS is ideal for AI agent workloads. For other workloads, use a standard edition of Alibaba Cloud Linux 3 or 4.

Deploy OpenClaw/Claude Code with a single command

  1. Is Agentic OS free?

The image is free, but you are billed for consumed resources, including ECS instances (vCPU, memory, storage, public bandwidth, and snapshots) and large language model API calls.

  1. How do I create an Agentic OS instance?

On the ECS instance creation page, select Alibaba Cloud Linux 4 LTS 64-bit Agentic Edition as the system image. The image is currently available only in the China (Chengdu) region. A public IP is required, and we recommend at least 2 GB of memory. Only the x86 architecture is supported.

Quick Start: Quick Start

User Guide: How to Use Alibaba Cloud Linux 4 Agentic Edition

  1. How are large language model calls billed?

Billing depends on the authentication method you choose. A free quota is available when using Qwen Login or Alibaba Cloud AK/SK authentication. If you use your own API key, your provider's pricing applies.

  • Qwen Login (Recommended): Authorize by scanning a QR code with your qwen.ai account. This method is free, with a daily quota of 2,000 requests (based on https://qwenlm.github.io/qwen-code-docs/zh/blog/thinks-like-a-programmer/). Speed and success rates are not guaranteed, and this method is intended for evaluation purposes only.

  • API key: Supports Model Studio and OpenAI-compatible endpoints. The API provider's pricing applies.

  • Alibaba Cloud AK/SK: Authenticate with your Alibaba Cloud AccessKey. This method is free but only supports the Qwen text model. Speed and success rates are not guaranteed, and this method is intended for evaluation purposes only.

  1. Does it only support Alibaba Cloud's large language models? If all three methods are configured, which one takes precedence?

No. Any OpenAI-compatible model provider is supported. If you configure all three, the most recent configuration takes effect. When you start and end a session, the system indicates which model is in use.

  1. How do I troubleshoot authentication failures?

Verify that your API key is correct (checking for leading or trailing spaces) and that your network can reach the API endpoint. You can also switch to bash by running /bash and then use co --debug to view detailed error messages.

  1. What is Cosh?

Cosh is the default command-line interface for Agentic OS. It replaces the traditional bash shell and allows you to interact with the OS using natural language.

  1. How do I switch from Cosh to the traditional bash shell?

In Cosh, enter /bash to switch.

  1. How do I switch from bash back to Cosh?

In bash, run the exit command or press Ctrl+D to switch back to Cosh.

  1. Is the configuration shared across multiple login sessions? Is the configuration for a new user separate?

Yes, the configuration is shared across all login sessions for a single user account. Therefore, we recommend creating separate OS accounts for each individual to keep their configurations isolated. A newly created user account has an independent configuration that is not shared with others.

  1. Does it support Chinese language settings?

Yes, you can set the language to Chinese in Copilot Shell.

  1. Can the built-in skills be used by agents like OpenClaw?

Yes. After OpenClaw is installed, the system's built-in skills are automatically loaded into its skill library, ensuring compatibility.

  1. Is Agentic OS open source?

The open-source code for Agentic OS is available athttps://github.com/alibaba/anolisa.

  1. Technical support

DingTalk group for technical support: 90400034325