Moz API vs Ahrefs API
In-depth technical comparison to help you choose the right data infrastructure tool for your stack.
Moz API
Moz API provides industry-standard Domain Authority (DA), Page Authority (PA), and link equity metrics for SEO tools and analysis.
Ahrefs API
Ahrefs API provides programmatic access to the industry's most accurate backlink database, keyword metrics, organic traffic, and site health data.
📊 Comparison Table
| Feature | Moz API | Ahrefs API |
|---|---|---|
| Starting Price/mo | $49★ Cheaper | $129 |
| Pricing Model | monthly_sub | monthly_sub |
| JS Rendering | ❌ | ✅ |
| CAPTCHA Bypass | ❌ | ✅ |
| Residential Proxies | ❌ | ✅ |
| Free Tier | ✅ | ❌ |
| Base Concurrency | 10 threads | 20 threads★ Higher |
| SDK & Languages | Python, Node.js, PHP, cURL | Python, Node.js, REST API Integration |
🎯 Moz API is best for
SEO software builders and analysts needing trusted Domain Authority (DA) and Page Authority (PA) metrics integrated into dashboards.
🎯 Ahrefs API is best for
Enterprise SEO platforms, digital agencies, and SaaS tools requiring gold-standard backlink and keyword difficulty data.
🏆 The Verdict
Moz API is the recommended choice if you prioritize cost efficiency (lower starting price).SEO software builders and analysts needing trusted Domain Authority (DA) and Page Authority (PA) metrics integrated into dashboards.
Ahrefs API stands out if your workload demands higher throughput (20 vs 10 threads).Enterprise SEO platforms, digital agencies, and SaaS tools requiring gold-standard backlink and keyword difficulty data.