SEO & Web Analysis APIs

Keyword Research

Popular

Find relevant keywords with search volume, difficulty scores, and related terms for SEO optimization.

POST /api/v1/seo/keywords
{ "keyword": "web development",
  "country": "US" }

// Response
{ "keyword": "web development",
  "volume": 74000,
  "difficulty": 72,
  "cpc": 8.50,
  "related": ["web design", "coding"] }

Search Volume Difficulty CPC Data

SERP Tracking

Popular

Monitor search engine rankings for keywords. Track position changes and SERP features over time.

POST /api/v1/seo/serp-track
{ "domain": "example.com",
  "keywords": ["api tools", "web api"] }

// Response
{ "rankings": [
    { "keyword": "api tools",
      "position": 5, "change": +2 },
    { "keyword": "web api",
      "position": 12, "change": -1 }] }

Rank Tracking Position History SERP Features

Backlink Analysis

Analyze link profiles with detailed backlink data. Identify referring domains, anchor text, and link quality.

POST /api/v1/seo/backlinks
{ "domain": "example.com",
  "limit": 100 }

// Response
{ "total_backlinks": 15420,
  "referring_domains": 892,
  "dofollow_ratio": 0.78,
  "top_anchors": ["brand", "click here"],
  "backlinks": [...] }

Link Profile Anchor Text Dofollow/Nofollow

Site Audit

Technical SEO checks for websites. Identify issues with meta tags, headings, images, and site structure.

POST /api/v1/seo/audit
{ "url": "https://example.com",
  "depth": 10 }

// Response
{ "score": 78,
  "issues": {
    "critical": 2,
    "warnings": 8,
    "notices": 15 },
  "checks": {
    "meta_tags": "pass",
    "mobile_friendly": "pass" } }

Technical SEO Meta Tags Site Structure

Page Speed

Performance analysis with Core Web Vitals. Get detailed metrics and optimization recommendations.

POST /api/v1/seo/pagespeed
{ "url": "https://example.com",
  "device": "mobile" }

// Response
{ "score": 85,
  "lcp": 2.1, "fid": 45, "cls": 0.05,
  "ttfb": 0.8,
  "recommendations": [
    "Compress images",
    "Enable caching" ] }

Core Web Vitals LCP/FID/CLS Mobile/Desktop

Domain Authority

Calculate domain metrics including authority scores, trust metrics, and spam detection.

POST /api/v1/seo/domain-authority
{ "domain": "example.com" }

// Response
{ "domain": "example.com",
  "authority_score": 65,
  "trust_score": 72,
  "spam_score": 3,
  "organic_traffic": 125000,
  "age_years": 8 }

Authority Score Trust Score Spam Score

Competitor Analysis

Compare against competitors. Analyze keyword gaps, traffic sources, and content strategies.

POST /api/v1/seo/competitor-analysis
{ "domain": "example.com",
  "competitors": ["rival1.com", "rival2.com"] }

// Response
{ "keyword_gap": 245,
  "common_keywords": 89,
  "traffic_comparison": {
    "example.com": 50000,
    "rival1.com": 75000 },
  "opportunities": [...] }

Keyword Gap Traffic Analysis Content Gap

Content Analysis

SEO content scoring and optimization. Analyze keyword density, readability, and content quality.

POST /api/v1/seo/content-analysis
{ "url": "https://example.com/blog/post",
  "target_keyword": "api development" }

// Response
{ "seo_score": 82,
  "word_count": 1850,
  "keyword_density": 1.8,
  "readability": "good",
  "suggestions": [
    "Add more headings",
    "Include keyword in H2" ] }

Keyword Density Readability Content Score

Schema Validator

Structured data validation. Check JSON-LD, Microdata, and RDFa for rich snippet eligibility.

POST /api/v1/seo/schema-validate
{ "url": "https://example.com/product" }

// Response
{ "valid": true,
  "schemas_found": [
    { "type": "Product",
      "valid": true,
      "warnings": 1 },
    { "type": "Organization",
      "valid": true } ],
  "rich_results_eligible": true }

JSON-LD Microdata Rich Snippets

Robots.txt Parser

Parse and validate robots.txt files. Check if URLs are blocked and analyze crawler directives.

POST /api/v1/seo/robots-parse
{ "domain": "example.com",
  "test_urls": ["/admin", "/blog"] }

// Response
{ "valid": true,
  "rules": [
    { "user_agent": "*",
      "disallow": ["/admin", "/private"] }],
  "sitemap": "https://example.com/sitemap.xml",
  "url_status": {
    "/admin": "blocked",
    "/blog": "allowed" } }

Parse Rules URL Testing Sitemap Detection