Image Diff

{
  "mcpServers": {
    "image-diff": {
      "command": "npx",
      "args": [
        "-y",
        "@pulsemcp/image-diff-mcp-server"
      ]
    }
  }
}

claude mcp add --transport stdio image-diff -- npx -y @pulsemcp/image-diff-mcp-server

{
  "mcpServers": {
    "image-diff": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@pulsemcp/image-diff-mcp-server"
      ]
    }
  }
}

{
  "servers": {
    "image-diff": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@pulsemcp/image-diff-mcp-server"
      ]
    }
  }
}

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

• get_diff_of_images

  Compare two images and get structured diff results.

• source_image

  string

• target_image

  string

• threshold

  number

• include_aa

  boolean

• min_cluster_size

  number

• cluster_gap

  number

• identical

  boolean indicating if images match

• summary

  overall diff statistics (pixel counts, percentages, cluster count)

• clusters

  array of diff regions with bounding boxes, severity ratings, and intensity metrics

• clustering

  gap used, whether it was auto-computed, and suggested alternative gap values

• alignment

  position coordinates, confidence score, strategy used, and timing

• dimensions

  width and height of the compared region

A Model Context Protocol (MCP) server for programmatic image comparison and visual diff generation. Compares two images pixel-by-pixel, identifies clusters of visual differences, and generates heatmap visualizations.