Semrush MCP Server

What is Semrush MCP Server?

It is a community-maintained, self-hosted tool that provides Semrush API data through an MCP server for AI assistants (Claude Desktop, Cursor) and a semrush CLI for direct terminal use. It enables keyword research, domain analytics, backlinks, traffic analysis, and competitive intelligence.

How to use Semrush MCP Server?

Install globally via npm install -g github:mrkooblu/semrush-mcp, then set the SEMRUSH_API_KEY environment variable. Use the semrush CLI for terminal/agent commands or configure the semrush-mcp command in your MCP client’s config (e.g., Claude Desktop or Cursor) using stdio transport.

Key features of Semrush MCP Server

• Domain Analytics with organic/paid keywords and competitors
• Keyword Research with difficulty, related, and broad match
• Backlink Analysis with referring domains and anchor distribution
• Traffic & Audience Analytics (requires .Trends subscription)
• Site Audit and Project management
• CLI-only Keyword Gap Analysis between two domains

Use cases of Semrush MCP Server

• SEO professionals analyzing domain rankings and competitor strategies
• Content marketers discovering keyword opportunities and question-based queries
• AI assistants generating automated SEO reports on demand
• Developers integrating Semrush data into custom workflows via CLI or MCP

FAQ from Semrush MCP Server

What do I need to use Semrush MCP Server?

You need a Semrush API key (SEMRUSH_API_KEY) and Node.js installed. The server and CLI are installed via npm.

Does it require a Semrush subscription?

Yes, a Semrush account with API access is required. Traffic and Audience tools additionally need the .Trends API subscription.

Which MCP clients are supported?

Any MCP-compatible client using stdio transport is supported. Explicit setup examples are provided for Claude Desktop and Cursor.

Are there rate limits or caching?

You can configure API_RATE_LIMIT_PER_SECOND (default 10) and API_CACHE_TTL_SECONDS (default 300). API requests consume units from your Semrush account.

How do I check my remaining API units?

Use the semrush units CLI command or the semrush_api_units_balance MCP tool.