Ultimate SEO Analyzer API is a web API built with FastAPI that provides SEO-related analysis of any given webpage.
It extracts metadata, headings, links, images, keyword density, page load time, SEO warnings, and calculates an overall SEO score.

• Extract page metadata (title, description, keywords)
• Analyze H1/H2 headings
• Separate internal & external links
• Audit images with/without alt
• Measure keyword density
• Count words on the page
• Measure page load time (ms)
• Detect SEO warnings (common issues)
• Calculate an SEO score (0–100)

GET /analyze?url=https://example.com

{ "url": "https://example.com", "title": "Example Page", "meta": { "description": "This is an example page for SEO analysis.", "keywords": "" }, "headings": { "h1": {"count": 1, "texts": ["Main Heading"]}, "h2": {"count": 2, "texts": ["Subheading 1", "Subheading 2"]} }, "links": { "internal": ["https://example.com/about"], "external": ["https://google.com"] }, "images": {"total": 5, "with_alt": 4, "without_alt": 1}, "word_count": 350, "word_density_percent": { "example": 3.5, "page": 2.0 }, "load_time_ms": 123, "seo_warnings": ["1 image missing alt attribute"], "seo_score": 85 }

• SEO auditing tools
• Marketing dashboards
• Content optimization
• Automated SEO monitoring

The API is accessible via RapidAPI, where Free, Basic, and Pro usage tiers are provided.

This repository is for documentation purposes only.
The API source code is proprietary and not open-source.
Usage is available through the RapidAPI platform.