# SEO Score Analyzer API Documentation ## Overview The SEO Score Analyzer API provides enterprise-grade SEO analysis with comprehensive technical evaluation. Analyze content quality, keyword optimization, meta tags, heading structure, image optimization, structured data, social media meta tags, link analysis, mobile optimization, and performance metrics. Essential for professional SEO audits and website optimization. **RapidAPI Base URL:** `https://seo-score-analyzer.p.rapidapi.com` **Endpoint:** `/api/analytics/seo-score/v1` **Version:** 1.0.0 **Category:** Analytics **Method:** POST ## 🚀 Features - ✅ **Enterprise Content Analysis**: Word count, readability scoring (Flesch Reading Ease), and structure evaluation - ✅ **Advanced Keyword Optimization**: Density calculation, keyword presence analysis, and optimization recommendations - ✅ **Complete Meta Tags Analysis**: Title and description optimization with length recommendations - ✅ **Technical SEO Evaluation**: 11 comprehensive technical factors including structured data and social meta tags - ✅ **Image Optimization Analysis**: Alt text evaluation, image count analysis, and accessibility scoring - ✅ **Structured Data Detection**: JSON-LD detection, schema markup analysis, and rich snippets optimization - ✅ **Social Media Optimization**: Open Graph tags, Twitter Cards, and social sharing optimization - ✅ **Link Analysis**: Internal/external link evaluation, anchor text analysis, and link quality assessment - ✅ **Mobile & Performance**: Mobile optimization detection, page speed analysis, and Core Web Vitals - ✅ **Actionable Recommendations**: AI-powered suggestions for content and technical improvements - ✅ **Performance Grading**: A+ to F grading system for quick SEO assessment - ✅ **Large Content Support**: Handle content up to 50,000 characters with 20+ keywords ## 🔐 Authentication This API is available through **RapidAPI marketplace**. Authentication is handled via RapidAPI headers: ```http X-RapidAPI-Key: YOUR_RAPIDAPI_KEY X-RapidAPI-Host: seo-score-analyzer.p.rapidapi.com Content-Type: application/json ``` ### Rate Limits Rate limits are managed by RapidAPI based on your subscription plan: | Plan | Requests per Month | |------|-------------------| | **Basic (Free)** | 100 | | **Pro** | 1,000 | | **Ultra** | 10,000 | | **Mega** | 100,000 | ## 📊 Analysis Categories ### Content Quality Factors | Factor | Weight | Description | Optimization Range | |--------|--------|-------------|-------------------| | **Word Count** | 40% | Content length optimization | 300+ words optimal | | **Readability** | 30% | Flesch Reading Ease score | 60-70 optimal | | **Structure** | 30% | Heading hierarchy and organization | H1 required, logical hierarchy | ### Keyword Optimization Factors | Factor | Optimal Range | Description | |--------|---------------|-------------| | **Keyword Density** | 1-4% | Frequency of target keywords in content | | **Keyword Placement** | Title & Description | Keywords in meta tags and content | | **Keyword Variety** | Multiple targets | Support for up to 20 keywords | ### Meta Tags Analysis | Element | Optimal Length | Impact | Description | |---------|----------------|--------|-------------| | **Title Tag** | 30-60 characters | High | Page title optimization | | **Meta Description** | 120-160 characters | High | Search result snippet optimization | | **Keywords Present** | Yes/No | Medium | Target keywords in meta tags | ### Technical SEO Factors | Factor | Check | Impact | Description | |--------|-------|--------|-------------| | **URL Structure** | Good/Needs Improvement | Medium | Clean, readable URLs | | **HTTPS Status** | Enabled/Disabled | High | Secure connection | | **Mobile Optimization** | Yes/No | High | Mobile-friendly design | | **Page Speed** | 80-100 score | High | Loading performance | | **Robots Accessibility** | Yes/No | Medium | Search engine crawlability | ## 📝 Request Parameters | Parameter | Type | Required | Default | Description | |-----------|------|----------|---------|-------------| | `content` | string | No* | `""` | Main content text to analyze for SEO optimization (10-50,000 characters) | | `title` | string | No | `""` | Page title for meta tag analysis | | `description` | string | No | `""` | Meta description for analysis | | `keywords` | array | No | `[]` | Target keywords for density analysis (max 20) | | `url` | string | No* | `""` | Page URL to fetch content and analyze. Either content or url must be provided | | `checkTechnicalSEO` | boolean | No | `false` | **⚠️ ENTERPRISE**: Set to true for comprehensive analysis including image optimization, structured data, social meta tags, link analysis, mobile optimization, and performance metrics | | `includeRecommendations` | boolean | No | `true` | Include actionable SEO recommendations | | `analysisDepth` | string | No | `"standard"` | Analysis depth: `basic`, `standard`, `comprehensive` | *Either `content` or `url` must be provided ## 📊 Response Format ### Success Response ```json { "success": true, "message": "SEO analysis completed successfully", "data": { "overallScore": 91, "performanceGrade": "A+", "scoreBreakdown": { "contentQuality": 92, "keywordOptimization": 88, "metaTags": 95, "readability": 85, "technicalSEO": 96, "performance": 94 }, "analysis": { "contentAnalysis": { "wordCount": 456, "readabilityScore": 85, "keywordDensity": { "wireless headphones": 2.4, "noise cancelling": 1.8, "premium audio": 1.1 }, "headingStructure": { "h1": 1, "h2": 5, "h3": 8, "isWellStructured": true, "issues": [] } }, "metaTagsAnalysis": { "titleLength": 62, "titleOptimized": true, "descriptionLength": 158, "descriptionOptimized": true, "keywordsPresent": true }, "technicalSEO": { "urlStructure": "good", "mobileOptimized": true, "pageSpeed": 94, "httpsEnabled": true, "robotsAccessible": true, "canonicalUrl": "https://example.com/wireless-headphones", "hasCanonical": true, "imageOptimization": { "totalImages": 12, "imagesWithAlt": 12, "imagesWithoutAlt": 0, "altTextOptimization": 100 }, "structuredData": { "hasJsonLd": true, "jsonLdCount": 4, "types": ["Product", "Review", "Organization", "BreadcrumbList"] }, "socialMetaTags": { "hasOpenGraph": true, "hasTwitterCard": true, "openGraphTags": { "og:title": "Premium Wireless Noise-Cancelling Headphones", "og:description": "Experience exceptional sound quality", "og:image": "https://example.com/images/headphones.jpg" } }, "linkAnalysis": { "totalLinks": 45, "internalLinks": 38, "externalLinks": 7, "linksWithoutText": 0 } } }, "recommendations": [ { "category": "Performance", "priority": "low", "issue": "Excellent optimization detected", "recommendation": "Consider adding FAQ structured data for enhanced SERP features", "impact": "low" } ] }, "metadata": { "apiVersion": "1.0.0", "generatedAt": "2025-08-03T18:00:00.000Z", "parameters": { "url": "https://example.com/wireless-headphones", "checkTechnicalSEO": true, "includeRecommendations": true, "analysisDepth": "comprehensive" } } } ``` ### Error Response ```json { "success": false, "error": "Either 'content' or 'url' parameter is required for SEO analysis" } ``` ## 🧪 Code Examples ### Example 1: Enterprise URL Analysis with Full Technical SEO **Request:** ```bash curl -X POST "https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1" \ -H "Content-Type: application/json" \ -H "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY" \ -H "X-RapidAPI-Host: seo-score-analyzer.p.rapidapi.com" \ -d '{ "url": "https://github.com", "checkTechnicalSEO": true, "includeRecommendations": true, "analysisDepth": "comprehensive" }' ``` **Response:** ```json { "success": true, "message": "SEO analysis completed successfully", "data": { "overallScore": 82, "performanceGrade": "A", "scoreBreakdown": { "contentQuality": 75, "keywordOptimization": 85, "metaTags": 88, "readability": 72, "technicalSEO": 94, "performance": 89 }, "analysis": { "contentAnalysis": { "wordCount": 420, "readabilityScore": 72, "headingStructure": { "h1": 1, "h2": 4, "h3": 2, "isWellStructured": true, "issues": [] } }, "metaTagsAnalysis": { "titleLength": 58, "titleOptimized": true, "descriptionLength": 147, "descriptionOptimized": true, "keywordsPresent": true }, "technicalSEO": { "urlStructure": "good", "mobileOptimized": true, "pageSpeed": 89, "httpsEnabled": true, "robotsAccessible": true, "canonicalUrl": "https://github.com/", "hasCanonical": true, "imageOptimization": { "totalImages": 24, "imagesWithAlt": 22, "imagesWithoutAlt": 2, "altTextOptimization": 92 }, "structuredData": { "hasJsonLd": true, "jsonLdCount": 3, "types": ["Organization", "WebSite", "SoftwareApplication"] }, "socialMetaTags": { "hasOpenGraph": true, "hasTwitterCard": true }, "linkAnalysis": { "totalLinks": 85, "internalLinks": 78, "externalLinks": 7, "linksWithoutText": 3 } } } } } ``` ### Example 2: Content Analysis with Keywords **Request:** ```bash curl -X POST "https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1" \ -H "Content-Type: application/json" \ -H "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY" \ -H "X-RapidAPI-Host: seo-score-analyzer.p.rapidapi.com" \ -d '{ "content": "Digital marketing has evolved significantly in recent years. With the rise of artificial intelligence and machine learning, marketers now have access to powerful tools that can analyze consumer behavior, predict trends, and automate campaigns. This comprehensive guide will walk you through the essential strategies you need to succeed in todays competitive landscape. Search engine optimization remains crucial for online visibility. Content marketing drives engagement and builds brand authority. Social media platforms offer unprecedented reach to target audiences.", "title": "The Ultimate Guide to Modern Digital Marketing Strategies", "description": "Discover cutting-edge digital marketing strategies that drive real results. Learn how AI and automation can transform your marketing campaigns and boost your ROI.", "keywords": ["digital marketing", "AI marketing", "automation", "SEO"], "checkTechnicalSEO": false, "includeRecommendations": true }' ``` ### Example 3: E-commerce Product Page Analysis **Request:** ```bash curl -X POST "https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1" \ -H "Content-Type: application/json" \ -H "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY" \ -H "X-RapidAPI-Host: seo-score-analyzer.p.rapidapi.com" \ -d '{ "url": "https://example-ecommerce.com/product/wireless-headphones", "title": "Premium Wireless Noise-Cancelling Headphones - AudioTech Pro", "description": "Experience exceptional sound quality with AudioTech Pro wireless headphones. Advanced noise cancellation, 30-hour battery life, and premium comfort for professionals and audiophiles.", "keywords": ["wireless headphones", "noise cancelling", "premium audio", "bluetooth headphones"], "checkTechnicalSEO": true, "includeRecommendations": true, "analysisDepth": "comprehensive" }' ``` ### Example 4: JavaScript Integration ```javascript const analyzeContent = async (config) => { const response = await fetch('https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1', { method: 'POST', headers: { 'Content-Type': 'application/json', 'X-RapidAPI-Key': 'YOUR_RAPIDAPI_KEY', 'X-RapidAPI-Host': 'seo-score-analyzer.p.rapidapi.com' }, body: JSON.stringify({ content, title: options.title || '', description: options.description || '', keywords: options.keywords || [], url: options.url || '', checkTechnicalSEO: options.checkTechnicalSEO || false, includeRecommendations: options.includeRecommendations !== false, analysisDepth: options.analysisDepth || 'standard' }) }); if (!response.ok) { throw new Error(`HTTP error! status: ${response.status}`); } const data = await response.json(); return data; }; // Usage example const blogContent = `

The Future of Web Development

Web development continues to evolve rapidly with new technologies...

`; const options = { title: 'The Future of Web Development - Complete Guide 2025', description: 'Explore the latest trends in web development including AI integration, modern frameworks, and performance optimization techniques.', keywords: ['web development', 'javascript', 'react', 'nodejs'], url: 'https://example.com/web-development-guide', checkTechnicalSEO: true, analysisDepth: 'comprehensive' }; analyzeContent(blogContent, options) .then(result => { console.log(`SEO Score: ${result.data.overallScore}/100`); console.log(`Grade: ${result.data.performanceGrade}`); console.log(`Word Count: ${result.data.analysis.contentAnalysis.wordCount}`); console.log(`Readability: ${result.data.analysis.contentAnalysis.readabilityScore}`); if (result.data.recommendations?.length > 0) { console.log('\nRecommendations:'); result.data.recommendations.forEach((rec, index) => { console.log(`${index + 1}. [${rec.priority.toUpperCase()}] ${rec.recommendation}`); }); } }) .catch(error => { console.error('SEO analysis failed:', error); }); ``` ### Example 5: Python Integration ```python import requests import json class SEOAnalyzer: def __init__(self, rapidapi_key): self.rapidapi_key = rapidapi_key self.base_url = "https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1" self.headers = { "Content-Type": "application/json", "X-RapidAPI-Key": rapidapi_key, "X-RapidAPI-Host": "seo-score-analyzer.p.rapidapi.com" } def analyze_content(self, content, title="", description="", keywords=None, url="", check_technical_seo=False, include_recommendations=True, analysis_depth="standard"): """ Analyze content for SEO optimization Args: content (str): Main content to analyze title (str): Page title description (str): Meta description keywords (list): Target keywords url (str): Page URL check_technical_seo (bool): Include technical SEO analysis include_recommendations (bool): Include recommendations analysis_depth (str): Analysis depth (basic, standard, comprehensive) Returns: dict: SEO analysis results """ if keywords is None: keywords = [] payload = { "content": content, "title": title, "description": description, "keywords": keywords, "url": url, "checkTechnicalSEO": check_technical_seo, "includeRecommendations": include_recommendations, "analysisDepth": analysis_depth } try: response = requests.post(self.base_url, headers=self.headers, json=payload) response.raise_for_status() return response.json() except requests.exceptions.RequestException as e: print(f"Error making request: {e}") return None except json.JSONDecodeError as e: print(f"Error decoding JSON: {e}") return None def print_analysis_summary(self, result): """Print a formatted summary of SEO analysis results""" if not result or not result.get('success'): print("Analysis failed or returned no results") return data = result['data'] print(f"SEO Analysis Results") print(f"{'=' * 50}") print(f"Overall Score: {data['overallScore']}/100 (Grade: {data['performanceGrade']})") print(f"Content Quality: {data['scoreBreakdown']['contentQuality']}/100") print(f"Keyword Optimization: {data['scoreBreakdown']['keywordOptimization']}/100") print(f"Meta Tags: {data['scoreBreakdown']['metaTags']}/100") print(f"Readability: {data['scoreBreakdown']['readability']}/100") if 'technicalSEO' in data['scoreBreakdown']: print(f"Technical SEO: {data['scoreBreakdown']['technicalSEO']}/100") print(f"\nContent Analysis:") content_analysis = data['analysis']['contentAnalysis'] print(f" Word Count: {content_analysis['wordCount']}") print(f" Readability Score: {content_analysis['readabilityScore']}") if 'keywordDensity' in content_analysis: print(f" Keyword Density:") for keyword, density in content_analysis['keywordDensity'].items(): print(f" - {keyword}: {density}%") if data.get('recommendations'): print(f"\nRecommendations:") for i, rec in enumerate(data['recommendations'], 1): print(f" {i}. [{rec['priority'].upper()}] {rec['recommendation']}") # Usage example analyzer = SEOAnalyzer("YOUR_RAPIDAPI_KEY") # Analyze blog post blog_content = """

Complete Guide to Python Web Development

Python has become one of the most popular programming languages for web development. This comprehensive guide covers everything from basic concepts to advanced techniques.

Why Choose Python for Web Development

Python offers simplicity, readability, and a vast ecosystem of frameworks and libraries. Popular frameworks like Django and Flask make it easy to build scalable web applications.

Getting Started

Begin your Python web development journey by learning the fundamentals and choosing the right framework for your project requirements.

""" result = analyzer.analyze_content( content=blog_content, title="Complete Guide to Python Web Development - Learn Django & Flask", description="Master Python web development with our comprehensive guide covering Django, Flask, and modern best practices for building scalable applications.", keywords=["python web development", "django", "flask", "python programming"], url="https://example.com/python-web-development-guide", check_technical_seo=True, analysis_depth="comprehensive" ) if result: analyzer.print_analysis_summary(result) ``` ### Example 6: PHP Integration ```php <?php class SEOAnalyzer { private $apiKey; private $baseUrl; public function __construct($rapidapiKey) { $this->rapidapiKey = $rapidapiKey; $this->baseUrl = "https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1"; } public function analyzeContent($content, $options = []) { $defaultOptions = [ 'title' => '', 'description' => '', 'keywords' => [], 'url' => '', 'checkTechnicalSEO' => false, 'includeRecommendations' => true, 'analysisDepth' => 'standard' ]; $options = array_merge($defaultOptions, $options); $payload = [ 'content' => $content, 'title' => $options['title'], 'description' => $options['description'], 'keywords' => $options['keywords'], 'url' => $options['url'], 'checkTechnicalSEO' => $options['checkTechnicalSEO'], 'includeRecommendations' => $options['includeRecommendations'], 'analysisDepth' => $options['analysisDepth'] ]; $headers = [ "Content-Type: application/json", "X-RapidAPI-Key: " . $this->rapidapiKey, "X-RapidAPI-Host: seo-score-analyzer.p.rapidapi.com" ]; $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $this->baseUrl); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($payload)); curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_TIMEOUT, 30); $response = curl_exec($ch); $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); curl_close($ch); if ($httpCode !== 200) { throw new Exception("HTTP Error: " . $httpCode); } $data = json_decode($response, true); if (json_last_error() !== JSON_ERROR_NONE) { throw new Exception("JSON Decode Error: " . json_last_error_msg()); } return $data; } public function printAnalysisSummary($result) { if (!$result || !$result['success']) { echo "Analysis failed or returned no results\n"; return; } $data = $result['data']; echo "SEO Analysis Results\n"; echo str_repeat("=", 50) . "\n"; echo sprintf("Overall Score: %d/100 (Grade: %s)\n", $data['overallScore'], $data['performanceGrade']); echo sprintf("Content Quality: %d/100\n", $data['scoreBreakdown']['contentQuality']); echo sprintf("Keyword Optimization: %d/100\n", $data['scoreBreakdown']['keywordOptimization']); echo sprintf("Meta Tags: %d/100\n", $data['scoreBreakdown']['metaTags']); echo sprintf("Readability: %d/100\n", $data['scoreBreakdown']['readability']); if (isset($data['scoreBreakdown']['technicalSEO'])) { echo sprintf("Technical SEO: %d/100\n", $data['scoreBreakdown']['technicalSEO']); } echo "\nContent Analysis:\n"; $contentAnalysis = $data['analysis']['contentAnalysis']; echo sprintf(" Word Count: %d\n", $contentAnalysis['wordCount']); echo sprintf(" Readability Score: %d\n", $contentAnalysis['readabilityScore']); if (isset($contentAnalysis['keywordDensity'])) { echo " Keyword Density:\n"; foreach ($contentAnalysis['keywordDensity'] as $keyword => $density) { echo sprintf(" - %s: %.1f%%\n", $keyword, $density); } } if (isset($data['recommendations']) && !empty($data['recommendations'])) { echo "\nRecommendations:\n"; foreach ($data['recommendations'] as $index => $rec) { echo sprintf(" %d. [%s] %s\n", $index + 1, strtoupper($rec['priority']), $rec['recommendation']); } } } } // Usage example try { $analyzer = new SEOAnalyzer("YOUR_RAPIDAPI_KEY"); $content = '

Advanced PHP Programming Techniques

PHP continues to be a powerful language for web development. This guide explores advanced techniques including object-oriented programming, design patterns, and performance optimization strategies.

Object-Oriented Programming in PHP

Modern PHP development relies heavily on OOP principles. Learn about classes, inheritance, polymorphism, and advanced features like traits and namespaces.

'; $options = [ 'title' => 'Advanced PHP Programming Techniques - Complete Developer Guide', 'description' => 'Master advanced PHP programming with our comprehensive guide covering OOP, design patterns, performance optimization, and modern development practices.', 'keywords' => ['php programming', 'object oriented php', 'php development', 'php best practices'], 'url' => 'https://example.com/advanced-php-guide', 'checkTechnicalSEO' => true, 'analysisDepth' => 'comprehensive' ]; $result = $analyzer->analyzeContent($content, $options); $analyzer->printAnalysisSummary($result); } catch (Exception $e) { echo "Error: " . $e->getMessage() . "\n"; } ?> ``` ## ⚠️ Error Codes | Status Code | Description | Example | |-------------|-------------|---------| | **200** | Success | SEO analysis completed successfully | | **400** | Bad Request | Missing required parameters or validation failed | | **401** | Unauthorized | Missing or invalid API key | | **429** | Too Many Requests | Rate limit exceeded | | **500** | Internal Server Error | SEO analysis failed | ### Common Error Messages - `"Content is required for SEO analysis"` - `"Content must be at least 10 characters long"` - `"Content cannot exceed 50000 characters"` - `"Keywords must be an array with maximum 20 items"` - `"Invalid URL format"` - `"analysisDepth must be one of: basic, standard, comprehensive"` ## 📊 Scoring System ### Performance Grades | Grade | Score Range | Description | Action Required | |-------|-------------|-------------|-----------------| | **A+** | 90-100 | Excellent SEO | Minor optimizations | | **A** | 80-89 | Very Good SEO | Fine-tuning recommended | | **B** | 70-79 | Good SEO | Moderate improvements needed | | **C** | 60-69 | Average SEO | Significant improvements needed | | **D** | 50-59 | Poor SEO | Major optimization required | | **F** | 0-49 | Very Poor SEO | Complete SEO overhaul needed | ### Content Quality Scoring - **Word Count (40 points)**: Based on content length relative to 300-word target - **Readability (30 points)**: Flesch Reading Ease score (60-70 optimal) - **Structure (30 points)**: Proper heading hierarchy and organization ### Keyword Optimization Scoring - **0% Density**: 0 points (keyword not found) - **1-4% Density**: 100 points (optimal range) - **5%+ Density**: Decreasing points (over-optimization penalty) ### Meta Tags Scoring - **Title Length**: 30-60 characters optimal (50 points) - **Description Length**: 120-160 characters optimal (30 points) - **Keywords Present**: Bonus points for keyword inclusion (20 points) ## 🚀 Quick Start Get started with the SEO Score Analyzer API: 1. **Get RapidAPI Key** from RapidAPI Marketplace 2. **Make a POST request** to `https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1` 3. **Include headers:** `Content-Type`, `X-RapidAPI-Key`, and `X-RapidAPI-Host` 4. **Provide content:** Include your content and optional parameters 5. **Get instant analysis** with detailed SEO scoring and recommendations! **Quick Test:** ```bash curl -X POST "https://seo-score-analyzer.p.rapidapi.com/api/analytics/seo-score/v1" \ -H "Content-Type: application/json" \ -H "X-RapidAPI-Key: YOUR_RAPIDAPI_KEY" \ -H "X-RapidAPI-Host: seo-score-analyzer.p.rapidapi.com" \ -d '{ "content": "Your content here..." }' ``` ## 📚 Usage Notes ### Content Guidelines - **Minimum Length**: 10 characters (though 300+ words recommended) - **Maximum Length**: 50,000 characters - **Format**: Plain text or HTML content - **Encoding**: UTF-8 supported ### Keyword Strategy - **Maximum Keywords**: 20 per request - **Optimal Density**: 1-4% for each keyword - **Placement**: Include in title, description, and content - **Variety**: Use related keywords and synonyms ### Title Optimization - **Length**: 30-60 characters for optimal SERP display - **Keywords**: Include primary keyword near the beginning - **Readability**: Write for humans, not just search engines - **Uniqueness**: Avoid duplicate titles across pages ### Description Optimization - **Length**: 120-160 characters for full SERP display - **Call-to-Action**: Include compelling action words - **Keywords**: Naturally incorporate target keywords - **Value Proposition**: Clearly state page benefits ### Technical SEO Considerations - **URL Structure**: Use clean, descriptive URLs - **HTTPS**: Ensure secure connections - **Mobile Optimization**: Responsive design essential - **Page Speed**: Aim for fast loading times - **Accessibility**: Follow web accessibility guidelines ## 🔍 Testing Guide ### Test Cases to Try 1. **Well-Optimized Content:** ```json { "content": "

Ultimate Guide to Content Marketing

Content marketing is a strategic marketing approach focused on creating and distributing valuable, relevant, and consistent content to attract and retain a clearly defined audience. This comprehensive guide covers everything from strategy development to performance measurement, helping businesses build stronger relationships with their customers through compelling content.

Why Content Marketing Matters

In today's digital landscape, content marketing has become essential for businesses of all sizes. It helps establish thought leadership, improves search engine rankings, and drives organic traffic to your website.

", "title": "Ultimate Guide to Content Marketing Strategy", "description": "Master content marketing with our comprehensive guide. Learn strategy development, content creation, distribution tactics, and performance measurement techniques.", "keywords": ["content marketing", "marketing strategy", "digital marketing"], "checkTechnicalSEO": true } ``` 2. **Poor SEO Content:** ```json { "content": "This is a very short piece of content that lacks proper structure and optimization.", "title": "Short Title", "description": "Short desc", "keywords": ["test"] } ``` 3. **E-commerce Product:** ```json { "content": "

Premium Wireless Bluetooth Earbuds

Experience superior sound quality with our premium wireless earbuds featuring active noise cancellation, 30-hour battery life, and premium comfort design. Perfect for music lovers, commuters, and fitness enthusiasts.

Key Features

Active noise cancellation technology
30-hour total battery life
IPX7 waterproof rating
Premium comfort fit

", "title": "Premium Wireless Earbuds - Noise Cancelling | AudioTech", "description": "Shop premium wireless earbuds with active noise cancellation, 30-hour battery, and waterproof design. Free shipping and 2-year warranty included.", "keywords": ["wireless earbuds", "bluetooth earbuds", "noise cancelling", "premium audio"], "url": "https://audiotech.com/products/premium-wireless-earbuds", "checkTechnicalSEO": true } ``` ### Expected Behaviors - ✅ **Longer content** receives higher content quality scores - ✅ **Proper heading structure** improves overall scores - ✅ **Optimal keyword density** (1-4%) maximizes keyword scores - ✅ **Well-optimized meta tags** significantly improve scores - ✅ **Technical SEO factors** enhance overall performance - ✅ **Clear recommendations** guide optimization efforts ## 🏆 Best Practices ### For Content Optimization 1. **Write comprehensive content:** - Aim for 300+ words minimum - Cover topics thoroughly - Use clear, readable language 2. **Structure content properly:** - Use single H1 tag per page - Create logical heading hierarchy - Break content into digestible sections 3. **Optimize for keywords:** - Research relevant keywords - Use keywords naturally in content - Maintain 1-4% keyword density ### For Meta Tag Optimization 1. **Craft compelling titles:** - Include primary keyword - Stay within 30-60 characters - Write for human readers 2. **Write effective descriptions:** - Summarize page value proposition - Include call-to-action - Stay within 120-160 characters ### For Technical SEO 1. **Ensure mobile optimization:** - Use responsive design - Optimize for mobile performance - Test on various devices 2. **Improve page speed:** - Optimize images and resources - Minimize HTTP requests - Use caching strategies 3. **Implement proper URL structure:** - Use descriptive, readable URLs - Avoid special characters - Keep URLs concise ## 💡 Common Use Cases ### 1. Blog Post Optimization - Analyze draft content before publishing - Optimize for target keywords - Improve readability and structure - Generate optimization recommendations ### 2. Product Page SEO - Optimize product descriptions - Ensure proper keyword targeting - Improve meta tags for better CTR - Analyze technical SEO factors ### 3. Landing Page Analysis - Maximize conversion-focused content - Optimize for campaign keywords - Ensure mobile performance - Improve page speed factors ### 4. Content Audit - Analyze existing page performance - Identify optimization opportunities - Prioritize improvement efforts - Track optimization progress ### 5. Competitor Analysis - Analyze competitor content structure - Identify keyword opportunities - Benchmark content quality - Develop competitive strategies ## 🆘 Support For support, documentation, or feature requests: - **API Documentation:** This comprehensive guide - **Technical Support:** Contact through RapidAPI Marketplace - **Updates:** API versioning ensures backward compatibility - **Community:** Join developer community discussions ## 🌟 Explore More APIs Want to access more powerful APIs for web development and analytics? Check out other APIs on [APIStack Marketplace](https://apistack.online/marketplace) - a comprehensive platform offering thousands of APIs for developers, including advanced analytics, AI tools, and performance optimization services. --- **API Version:** 1.0.0 **Last Updated:** August 2025 **Accuracy:** Based on current SEO best practices and Google guidelines **Processing Time:** Sub-second analysis for most content