Majestic Server

A Model Context Protocol (MCP) server for the Majestic SEO API. Runs locally via stdio transport.

Features

9 tools to interact with Majestic's SEO data:

Tool	Description
get_index_item_info	Get Trust Flow, Citation Flow, backlink counts and key metrics
get_backlinks	Get detailed backlink data for a URL/domain
get_anchor_text	Get anchor text distribution
get_ref_domains	Get list of referring domains
get_top_pages	Get the most backlinked pages on a domain
get_topics	Get topical Trust Flow breakdown
get_new_lost_backlinks	Get recently gained or lost backlinks
compare_items	Compare metrics across multiple URLs/domains
get_subscription_info	Check API usage and remaining quota

Prerequisites

• A Majestic API key (requires a Majestic subscription)
• Node.js 18+

Quick Start

With npx (no install)

MAJESTIC_API_KEY=your-key npx majestic-mcp

Global install

npm install -g majestic-mcp
MAJESTIC_API_KEY=your-key majestic-mcp

MCP Configuration

For mcporter / OpenClaw

Add to .mcp.json:

{
  "mcpServers": {
    "majestic": {
      "command": "npx",
      "args": ["-y", "majestic-mcp"],
      "env": {
        "MAJESTIC_API_KEY": "your-api-key-here"
      }
    }
  }
}

For Claude Desktop

Add to Claude Desktop config:

{
  "mcpServers": {
    "majestic": {
      "command": "npx",
      "args": ["-y", "majestic-mcp"],
      "env": {
        "MAJESTIC_API_KEY": "your-api-key-here"
      }
    }
  }
}

Usage with mcporter

# Get Trust Flow and Citation Flow for a domain
mcporter call majestic.get_index_item_info items='["backlink-eldorado.fr"]'

# Get backlinks
mcporter call majestic.get_backlinks item="example.com" count=50

# Compare domains
mcporter call majestic.compare_items items='["site1.com","site2.com","site3.com"]'

# Check API quota
mcporter call majestic.get_subscription_info

API Reference

get_index_item_info

Get Trust Flow, Citation Flow, and other key metrics.

Parameter	Type	Default	Description
items	string[]	required	URLs or domains to analyze (max 100)
datasource	"fresh" | "historic"	"fresh"	Index to use
includeSubdomains	boolean	true	Include subdomain data

get_backlinks

Get detailed backlink data.

Parameter	Type	Default	Description
item	string	required	URL or domain
datasource	"fresh" | "historic"	"fresh"	Index to use
count	number	100	Number of backlinks (max 50000)
mode	"0" | "1"	"0"	0=all, 1=one per domain
filterTopic	string	-	Filter by topic
filterRefDomain	string	-	Filter by referring domain

get_anchor_text

Get anchor text distribution.

Parameter	Type	Default	Description
item	string	required	URL or domain
datasource	"fresh" | "historic"	"fresh"	Index to use
count	number	100	Number to return (max 1000)
mode	"0" | "1"	"0"	0=phrase, 1=word anchors
textMode	"0" | "1" | "2"	"0"	0=anchor, 1=alt, 2=both

get_ref_domains

Get referring domains.

Parameter	Type	Default	Description
item	string	required	URL or domain
datasource	"fresh" | "historic"	"fresh"	Index to use
count	number	100	Number to return (max 50000)
orderBy	string	"TrustFlow"	Sort order
filterTopic	string	-	Filter by topic

get_top_pages

Get most backlinked pages.

Parameter	Type	Default	Description
item	string	required	Domain to analyze
datasource	"fresh" | "historic"	"fresh"	Index to use
count	number	100	Number to return (max 10000)
orderBy	string	"ExtBackLinks"	Sort order

get_topics

Get topical Trust Flow breakdown.

Parameter	Type	Default	Description
item	string	required	URL or domain
datasource	"fresh" | "historic"	"fresh"	Index to use

get_new_lost_backlinks

Get recently gained/lost backlinks.

Parameter	Type	Default	Description
item	string	required	Domain to analyze
count	number	100	Number to return (max 50000)
mode	"new" | "lost"	"new"	New or lost backlinks

compare_items

Compare metrics across domains.

Parameter	Type	Default	Description
items	string[]	required	2-5 URLs/domains to compare
datasource	"fresh" | "historic"	"fresh"	Index to use

get_subscription_info

Check API usage (no parameters).

Majestic Indexes

• Fresh Index: Updated daily, contains links discovered in the last 120 days
• Historic Index: Contains 5+ years of backlink data, updated monthly

License

MIT