Container Use vs Just MCP

In-depth architectural comparison of the Container Use and Just MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Container Use when:

• You need dedicated capabilities in the Code Execution domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Isolated container environments per agent with separate git branches, Real-time visibility into commands and logs executed by agents, Terminal access to agent environments for manual intervention.

Explore Container Use Details

Choose Just MCP when:

• You need dedicated capabilities in the Code Execution domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Full MCP 0.3.0 protocol server implementation, Recipe discovery and listing from Justfiles, Recipe execution with parameter support and structured output.

Feature & Specification Comparison

Specification	Container Use dagger Code Execution	Just MCP promptexecution Code Execution
Summary	Containerized environments for coding agents. Multiple agents can work independently, isolated in fresh containers and git branches. No conflicts, many experiments. Full execution history, terminal access to agent environments, git workflow. Any agent/model/infra stack.	Justfile integration that enables LLMs to execute any CLI or script commands with parameters safely and easily, with environment variable support and comprehensive testing.
Category & Scope

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "dagger-container-use": {
      "command": "npx",
      "args": [
        "-y",
        "dagger-container-use"
      ]
    }
  }
}

{
  "mcpServers": {
    "promptexecution-just-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "just-mcp"
      ]
    }
  }
}

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