In-depth architectural comparison of the Refinery MCP 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
Refinery MCP
Developer Tools · Local stdio
Quality: 51/100 (Good) | Auth: No auth required
Next Devtools MCP
Developer Tools · Local stdio
Quality: 84/100 (Excellent) | Auth: No auth required
Verdict Summary: Choose Refinery MCP 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 Refinery 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).
Clean raw HTML into LLM-ready text before agents spend tokens.
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
Refinery MCP Tools (3)
clean_url
Fetches a URL through the Refinery Apify Actor and returns dataset rows with clean text and metadata.
clean_html
Cleans raw HTML your agent, crawler, or browser session already fetched.
estimate_savings
Local helper that compares raw HTML vs cleaned text and estimates token savings. This does not call Apify.
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).
Refinery MCP 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 Refinery MCP when you need capabilities focused on developer tools and Next Devtools MCP when you require tools for developer tools.