What is the key difference between One and Next Devtools MCP?

One belongs to the Developer Tools category with local stdio execution, while Next Devtools MCP belongs to the Developer Tools category with local stdio execution.

How do I install One or Next Devtools MCP 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 One and Next Devtools MCP free or paid?

One operates under a Free / Open Source model (No auth required). Next Devtools MCP operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

One lists 3 tools with 0 views and 11 GitHub stars. Next Devtools MCP lists 4 tools with 7 views and 825 GitHub stars.

Can I use both One and Next Devtools MCP 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

One vs Next Devtools MCP

In-depth architectural comparison of the One and Next Devtools 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.

At a Glance & Executive Verdict

One

Developer Tools · Local stdio

Quality: 57/100 (Good) | Auth: No auth required

Next Devtools MCP

Developer Tools · Local stdio

Quality: 84/100 (Excellent) | Auth: No auth required

Verdict Summary: Choose One if you need specialized Developer Tools tools running via a local process. Choose Next Devtools MCP 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 One 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).
You have access to required keys: ONE_SECRET, ONE_IDENTITY, ONE_IDENTITY_TYPE, ONE_PERMISSIONS, ONE_CONNECTION_KEYS, ONE_ACTION_IDS, ONE_KNOWLEDGE_AGENT.
Primary tools included: list_one_integrations, find_one_actions, execute_one_action.

Explore One Details

Choose Next Devtools MCP 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).
Primary tools included: nextjs_index, nextjs_call, nextjs_docs.

Feature & Specification Comparison

Specification	One Developer Tools	Next Devtools MCP vercel VerifiedDeveloper Tools
Summary	Search, document and execute authenticated API calls across 500+ apps via one MCP server	Official Next.js MCP server for coding agents. Provides runtime diagnostics, route inspection, dev server logs, docs search, and upgrade guides. Requires Next.js 16+ dev server for full runtime features.
Category & Scope

Tools & Capabilities Breakdown

One Tools (3)

list_one_integrations

List available platforms and active connections, each with the `access` it confers (full, methods, or specific actions)

find_one_actions

Find the action for every operation a task needs, across platforms, with its documentation, in one call; `load` fetches more of a document or an alternative's

execute_one_action

Execute an API action on a connected platform

Next Devtools MCP Tools (4)

nextjs_index

Discover running Next.js dev servers and list each one's runtime MCP tools.

nextjs_call

Call a runtime tool on a discovered server (errors, routes, logs, Server Actions).

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).

One Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "one": {
      "command": "npx",
      "args": [
        "-y",
        "@withone/mcp"
      ],
      "env": {
        "ONE_SECRET": "YOUR_ONE_SECRET_HERE",
        "ONE_IDENTITY": "YOUR_ONE_IDENTITY_HERE",
        "ONE_IDENTITY_TYPE": "YOUR_ONE_IDENTITY_TYPE_HERE",
        "ONE_PERMISSIONS": "YOUR_ONE_PERMISSIONS_HERE",
        "ONE_CONNECTION_KEYS": "YOUR_ONE_CONNECTION_KEYS_HERE",
        "ONE_ACTION_IDS": "YOUR_ONE_ACTION_IDS_HERE",
        "ONE_KNOWLEDGE_AGENT": "YOUR_ONE_KNOWLEDGE_AGENT_HERE"
      }
    }
  }
}

Next Devtools MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "vercel-next-devtools-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "next-devtools-mcp@latest"
      ]
    }
  }
}

Frequently Asked Questions

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

More alternatives to One More alternatives to Next Devtools MCP Developer Tools category hub