{
  "markdown": "# seo-backlinks MCP Server\n\nMCP server that lets Claude, Cursor, Windsurf, Cline, and other AI agents check **backlinks, domain rating, and expired-domain drops** directly via [seo-backlinks.net](https://seo-backlinks.net).\n\nBuilt on Common Crawl data — **4.3B backlinks indexed, 262M hosts ranked**.\n\n## What it does\n\nAsk Claude:\n\n- _\"What's the Domain Rating of nytimes.com?\"_\n- _\"Show me the top 10 sites linking to stripe.com\"_\n- _\"List today's expired domains with backlinks under $50 potential\"_\n- _\"Compare backlink profiles of ahrefs.com vs semrush.com\"_\n\nClaude will use this MCP server to query the seo-backlinks API and give you the answer inline.\n\n## Tools\n\n| Tool                     | What it does                                                          |\n| ------------------------ | --------------------------------------------------------------------- |\n| `check_domain`           | Get DR (0-100), rank, and referring domains count for any domain     |\n| `get_referring_domains`  | List sites that link TO a target (competitor research, outreach)      |\n| `get_domain_info`        | Detailed metadata + structure for a domain                            |\n| `get_expired_domains`    | Today's freshly-expired domains that still have real backlinks        |\n| `get_top_hosts`          | Top-ranked hosts across the web (from Common Crawl)                   |\n\n## Install (Claude Desktop)\n\nAdd to your `claude_desktop_config.json`:\n\n```json\n{\n  \"mcpServers\": {\n    \"seo-backlinks\": {\n      \"command\": \"npx\",\n      \"args\": [\"-y\", \"seo-backlinks-mcp\"],\n      \"env\": {\n        \"SEO_BACKLINKS_API_KEY\": \"your_api_key_here\"\n      }\n    }\n  }\n}\n```\n\n**Config file location:**\n\n- macOS: `~/Library/Application Support/Claude/claude_desktop_config.json`\n- Windows: `%APPDATA%\\Claude\\claude_desktop_config.json`\n- Linux: `~/.config/Claude/claude_desktop_config.json`\n\nGet a free API key: [seo-backlinks.net/sign-up](https://seo-backlinks.net/sign-up) (3 checks/day free, paid plans start at $29/mo with 7-day trial).\n\nRestart Claude Desktop after editing config.\n\n## Install (Cursor / Windsurf / Cline)\n\nSame idea — add to your MCP settings. Point to the `npx -y seo-backlinks-mcp` command with `SEO_BACKLINKS_API_KEY` env var.\n\n## Install (local dev)\n\n```bash\ngit clone https://github.com/mouhabmzibra-rgb/mcp-seo-backlinks\ncd mcp-seo-backlinks\nnpm install\nnpm run build\nSEO_BACKLINKS_API_KEY=your_key node dist/index.js\n```\n\n## Environment variables\n\n- `SEO_BACKLINKS_API_KEY` — your API key (get free at seo-backlinks.net)\n- `SEO_BACKLINKS_API_BASE` — override API endpoint (default `https://api.seo-backlinks.net`)\n\n## Pricing\n\nThe MCP server is **MIT-licensed and free**. The underlying seo-backlinks.net service:\n\n- **Free tier** — 3 domain checks per day (no card)\n- **Starter** — $29/mo, 1000 checks/mo, 7-day free trial\n- **Pro** — $99/mo, 10,000 checks/mo + full API, 7-day free trial\n\n## Support\n\n- Website: https://seo-backlinks.net\n- Docs: https://seo-backlinks.net/docs\n- Issues: https://github.com/mouhabmzibra-rgb/mcp-seo-backlinks/issues\n\n## License\n\nMIT\n",
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}