What is the key difference between Cellar and Agent Device?

Cellar belongs to the OS Automation category with local stdio execution, while Agent Device belongs to the OS Automation category with local stdio execution.

How do I install Cellar or Agent Device 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 Cellar and Agent Device free or paid?

Cellar operates under a Free / Open Source model (No auth required). Agent Device operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Cellar lists 6 tools with 2 views and 5 GitHub stars. Agent Device lists 5 tools with 1 views and 4,696 GitHub stars.

Can I use both Cellar and Agent Device 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.

Side-by-Side Model Context Protocol Comparison

Cellar vs Agent Device

In-depth architectural comparison of the Cellar and Agent Device 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

Cellar

OS Automation · Local stdio

Quality: 47/100 (Fair) | Auth: No auth required

Agent Device

OS Automation · Local stdio

Quality: 52/100 (Good) | Auth: No auth required

Verdict Summary: Choose Cellar if you need specialized OS Automation tools running via a local process. Choose Agent Device if your workspace requires OS Automation integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Cellar when:

You need dedicated capabilities in the OS Automation domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: ContextElement and ContextSnapshot modeling and merging, Memory trait with session, scope, and write hook support, Local SQLite and vector search memory backend.

Explore Cellar Details

Choose Agent Device when:

You need dedicated capabilities in the OS Automation domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: Cross-platform support for iOS, Android, tvOS, macOS, Linux, and web, Accessibility tree snapshots with token-efficient element references, UI actions including press, fill, scroll, wait, and alert handling.

Feature & Specification Comparison

Specification	Cellar dimpagk92 OS Automation	Agent Device callstackincubator OS Automation
Summary	Hybrid computer-use runtime. Fuses accessibility tree + Chrome DevTools Protocol + vision into structured context with per-element confidence. 4 MCP tools (see/act/think/perceive). Continuous awareness engine (Cortex) with freshness + side-effect detection. Works offline with Ollama + local models.	Discovery router for the agent-device CLI. Exposes status, install guidance, version-matched help, prompts, and resources for iOS, Android, tvOS, macOS, and Linux automation workflows.
Category & Scope

Tools & Capabilities Breakdown

Cellar Tools (6)

ContextElement and ContextSnapshot modeling and merging

Memory trait with session, scope, and write hook support

Local SQLite and vector search memory backend

Brief assembly with budgeting, governance, and receipts

Action, planning, and execution receipt schemas

LLM summarizers supporting Anthropic and Ollama models

Agent Device Tools (5)

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).

Cellar Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "dimpagk92-cellar": {
      "command": "npx",
      "args": [
        "-y",
        "dimpagk92-cellar"
      ]
    }
  }
}

Agent Device Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "callstackincubator-agent-device": {
      "command": "npx",
      "args": [
        "-y",
        "callstackincubator-agent-device"
      ]
    }
  }
}

Frequently Asked Questions

Cellar is categorized under OS Automation and uses a local stdio subprocess. In contrast, Agent Device belongs to OS Automation using local stdio subprocess. Select Cellar when you need capabilities focused on os automation and Agent Device when you require tools for os automation.

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