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