What is the key difference between SandboxAPI and Dossier?

SandboxAPI belongs to the Developer Tools category with local stdio execution, while Dossier belongs to the Developer Tools category with local stdio execution.

How do I install SandboxAPI or Dossier in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are SandboxAPI and Dossier free or paid?

SandboxAPI operates under a Free / Open Source model (No auth required). Dossier operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

SandboxAPI lists 0 tools with 0 views and 0 GitHub stars. Dossier lists 0 tools with 0 views and 7 GitHub stars.

Can I use both SandboxAPI and Dossier together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

How do I install SandboxAPI or Dossier in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are SandboxAPI and Dossier free to use, or do they require API keys?

SandboxAPI is listed under a Free / Open Source model with No auth required . Dossier operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both SandboxAPI and Dossier at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both sandboxapi and dossier as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, SandboxAPI has a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. Dossier holds a Quality Score of 44 /100 ( Fair ) with 0 views, 0 installs, and 7 GitHub stars.

Side-by-Side Model Context Protocol Comparison

SandboxAPI vs Dossier

In-depth architectural comparison of the SandboxAPI and Dossier 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.

At a Glance & Executive Verdict

SandboxAPI

Developer Tools · Local stdio

Quality: 27/100 (Emerging) | Auth: No auth required

Dossier

Developer Tools · Local stdio

Quality: 44/100 (Fair) | Auth: No auth required

Verdict Summary: Choose SandboxAPI if you need specialized Developer Tools tools running via a local process. Choose Dossier if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose SandboxAPI when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore SandboxAPI Details

Choose Dossier when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Dossier Details

Feature & Specification Comparison

Specification	S SandboxAPI Developer Tools	D Dossier Developer Tools
Summary	Execute code in 8 languages (Python, JS, TS, Go, Java, C++, C, Bash) in gVisor sandboxes.	MCP server for dossier automation standard - enables LLMs to discover, verify, and execute dossiers
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

SandboxAPI Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Dossier Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

SandboxAPI Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "sandboxapi": {
      "command": "uvx",
      "args": [
        "sandboxapi"
      ]
    }
  }
}

Dossier Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "dossier": {
      "command": "npx",
      "args": [
        "-y",
        "@ai-dossier/cli"
      ]
    }
  }
}

Frequently Asked Questions

SandboxAPI is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Dossier belongs to Developer Tools using local stdio subprocess. Select SandboxAPI when you need capabilities focused on developer tools and Dossier when you require tools for developer tools.

More alternatives to SandboxAPI More alternatives to Dossier Developer Tools category hub Canonical compare URL

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