Context7 MCP Server vs MCP ADR Analysis Server

A side-by-side comparison of two Developer Tools servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Context7 MCP Server Up-to-date, version-specific library documentation injected into your coding agent. Verified stdio (local) API key TypeScript	MCP ADR Analysis Server AI-powered architectural decision analysis and ADR management for AI coding assistants. Unverified stdio (local) API key TypeScript
Category	Developer Tools	Developer Tools
Language	TypeScript	TypeScript
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	28k	30
Last commit	2 months ago	1 month ago
Verified
Actively maintained
Install	`npx -y @upstash/context7-mcp`	`npm install -g mcp-adr-analysis-server`
Repo	Open	Open

Verdict

Pick Context7 MCP Server if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Pick MCP ADR Analysis Server if you need the broadest set of tools.

Add Context7 MCP Server

Install / run

npx -y @upstash/context7-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "context7-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@upstash/context7-mcp"
      ],
      "env": {
        "CONTEXT7_API_KEY": "<optional-your-context7-api-key>"
      }
    }
  }
}

Add MCP ADR Analysis Server

Install / run

npm install -g mcp-adr-analysis-server

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mcp-adr-analysis-server": {
      "command": "mcp-adr-analysis-server",
      "args": [],
      "env": {
        "PROJECT_PATH": "/path/to/your/project",
        "OPENROUTER_API_KEY": "your_key_here",
        "EXECUTION_MODE": "full"
      }
    }
  }
}

FAQ

Context7 MCP Server or MCP ADR Analysis Server — which is better?

Pick Context7 MCP Server if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option. Pick MCP ADR Analysis Server if you need the broadest set of tools.

Can I use both Context7 MCP Server and MCP ADR Analysis Server?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Context7 MCP Server and MCP ADR Analysis Server work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Context7 MCP Server →View MCP ADR Analysis Server →More comparisons →