Category List API
Category List API
The full Klazify category taxonomy. Version 1 has 620 categories. Version 2 has 1,091. Use it to build filters and pickers.
{
"success": true,
"version": "v2",
"count": 1091,
"categories": [
"/Adult",
"/Arts & Entertainment",
"/Computers & Electronics"
]
}
What this API returns
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Two versions
v1 has 620 categories. v2 has 1,091.
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No URL required
The call returns the taxonomy, not a domain.
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One API call
Same key and the same plan limits as the other endpoints.
Frequently asked questions
v1 returns 620 categories. v2 returns 1,091. Use v2 unless you still depend on the older list.
No. The call returns the taxonomy itself. Use it to build filters and category pickers.
Yes. It uses the same API key and the same monthly limit as the other endpoints.
Use the Website Categorization API or the IAB Categories API. This endpoint only lists the category names.
Pricing
Simple, transparent pricing
No long-term commitment. Upgrade, downgrade, or cancel anytime.
Every endpoint
Discovery API
Search the web by category, country, and tech
Website Categorization API
620+ IAB categories from any URL
Real-Time Classification API
Classify live, or return the saved result
IAB Categories API
IAB taxonomy for any domain
Company API
Company profile from a URL
Tech Stack API
CMS, analytics, CDN, and 150+ technologies
Logo API
Company logo from a domain
Domain Expiration API
Age, creation date, and days until expiry
Social Media API
Social profile links from any domain
Similar Domains API
Up to 10 related domains
Traffic Intelligence API
Rank, visits, sources, and top countries
Category List API
The full taxonomy, v1 and v2