Managing backlink data at scale requires robust API solutions that can handle large datasets and provide reliable metrics. Let’s explore the top backlink APIs that enable seamless integration and comprehensive link analysis capabilities.
Backlink API Feature Comparison Table
|
Feature |
Ahrefs API |
Semrush API |
Majestic SEO API |
Serpstat API |
SE Ranking API |
|---|---|---|---|---|---|
|
Row/Export Limits |
Enterprise-based |
1M rows/month |
100M-1B units/month |
1M+ rows/month |
Custom limits |
|
Data Freshness |
Daily updates |
2-3 days |
Real-time |
Weekly |
Daily |
|
Available Metrics |
30+ metrics |
25+ metrics |
20+ metrics |
15+ metrics |
18+ metrics |
|
API Rate Limits |
Custom |
3000/day |
Based on plan |
10000/day |
5000/day |
|
Authentication |
OAuth 2.0 |
API key |
API key + OAuth |
API key |
API key |
|
Pricing Tiers |
Custom |
Business plan |
3 tiers |
Per-row pricing |
Enterprise-based |
|
Documentation 
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Extensive |
Comprehensive |
Detailed |
Basic |
Moderate |
|
Support Options |
Enterprise support |
24/7 support |
Email + chat |
Email support |
Multi-channel |
Ahrefs API – Enterprise-Grade Backlink Data Access
Ahrefs API is a comprehensive backlink API service providing access to the web’s largest link database. Their backlink API includes detailed metrics like URL rating, domain rating, and referring domains count.
Key Features
- Comprehensive backlink database with over 30 trillion backlinks
- Advanced filtering options for precise data selection
- Historical data access spanning multiple years
Pros
- Largest link database in the industry
- Regular index updates ensuring fresh data
- Extensive technical documentation and implementation guides
Cons
- Higher price point compared to competitors
- Strict API rate limiting requires careful resource management
- Complex implementation requirements need technical expertise
Pricing
As of March 2024, Ahrefs has transitioned to API v3. Pricing is now customized based on enterprise requirements. Contact their Enterprise team directly for specific pricing details.
Support Options
Enterprise customers receive dedicated support channels including:
- Priority email support
- Technical implementation assistance
- Custom integration guidance
- Direct access to API engineering team
Semrush Backlinks API
Semrush Backlinks API is a powerful backlink API offering detailed insights into referring domains and link quality. The backlink API provides historical data and toxic link identification for complete link profile analysis.
Key Features
- Integration with Semrush’s complete SEO toolkit
- Real-time backlink discovery and monitoring
- Comprehensive domain analytics
- Custom report generation capabilities
Pros
- Extensive integration options
- Reliable data accuracy
- Regular database updates
- Comprehensive metric coverage
Cons
- Higher entry-level pricing
- Limited historical data access
- API rate limitations on lower tiers
Pricing
The Semrush Backlinks API is available through their Business subscription at $449.95 per month. Additional API units can be purchased separately:
- Basic API units: $20 per 1M units
- Advanced API units: $250 per 1M units Pricing varies based on data type requested.
Support Options
- 24/7 technical support
- Dedicated API documentation portal
- Implementation guidance
- Regular webinars and training sessions
Majestic SEO API
Majestic SEO API is a specialized backlink API delivering in-depth link analysis and trust metrics. Their backlink API includes unique metrics like Trust Flow and Citation Flow for advanced link quality assessment.
Key Features
- Flow Metrics integration
- Historical index access
- Custom data filtering
- Bulk analysis capabilities
Pros
- Unique link metrics
- Extensive historical data
- Flexible API implementation
- Competitive pricing structure
Cons
- Learning curve for proprietary metrics
- Limited real-time data
- Complex authentication process
Pricing
Majestic SEO offers three distinct API tiers:
- API (100M units): $399.99/month or $3,999.90/year
- API L (300M units): $799.99/month or $7,999.90/year
- API XL (1B units): $1,599.99/month or $15,999.90/year
Support Options
- Email support
- Live chat assistance
- Technical documentation
- API implementation guides
- OpenApps development support
Serpstat API
Serpstat API is a versatile backlink API tool providing complete domain analysis and link monitoring. The backlink API includes features for competitor link analysis and new/lost backlink tracking.
Key Features
- Scalable data access
- Custom report generation
- Competitive analysis tools
- Batch processing capabilities
Pros
- Competitive pricing
- Flexible usage options
- Good data accuracy
- User-friendly implementation
Cons
- Smaller database compared to leaders
- Limited advanced features
- Basic support options
Pricing
- Team plan starting at $119/month includes basic API access
- Dedicated API plan from $180 per million rows
- Volume discounts available down to $100 per million rows
- Custom enterprise solutions available
Support Options
- Email support
- Documentation portal
- Community forum
- Basic implementation guides
SE Ranking API
SE Ranking API is a reliable backlink API service offering real-time link monitoring and analysis. Their backlink API provides detailed anchor text distribution and link attribute analysis.
Key Features
- White-label functionality
- Custom report building
- Multiple integration options
- Regular data updates
Pros
- Affordable pricing
- Comprehensive toolset
- Good documentation
- White-label capabilities
Cons
- Limited database size
- Basic API features
- Restricted rate limits
Pricing
Enterprise plan includes API access:
- Starting from $53/month
- Scales up to $535/month
- Custom solutions available
- White-label features included
Support Options
- Multi-channel support
- Technical documentation
- Implementation assistance
- Regular platform updates
Choose the Right Backlink API for Your Needs
Selecting the optimal backlink API depends on your specific requirements for data volume, freshness, and budget constraints. Ahrefs and Semrush lead in data comprehensiveness but come at premium price points. Majestic SEO offers unique metrics and historical data access at mid-range pricing. Serpstat and SE Ranking provide cost-effective solutions for smaller operations or those just beginning to scale their link analysis capabilities. Consider your technical resources for implementation and ongoing support needs when making your final decision.
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