Pricing

$20.00 / 1,000 page scanneds

Keyword Density Checker API — Top Terms for Any URL

Check keyword density via API. Input: a page URL. Output: JSON of top 1-3 word phrases with counts and density percentages — the on-page SEO signal writers and agents optimize against. Cheap pay-per-result: $0.02 per page scanned.

Pricing

$20.00 / 1,000 page scanneds

Rating

0.0

(0)

Developer

Anthony Snider

Actor stats

Bookmarked

Total users

Monthly active users

5 days ago

Last modified

Webpage Keyword Density Analyzer

Compute keyword density and the top 1-3 word phrases for any web page — the exact on-page SEO signal writers and AI agents optimize for.

Live on the Apify Store — run it instantly or call it as an agent tool via Apify MCP.

What you get

Visible-text extraction: scripts, styles, SVG, comments and tags stripped out.
Stopword removal and lowercase normalization for clean content terms.
Unigram, bigram and trigram frequencies with density % (count / total content words).
Top N terms per n-gram (default 30), single URL or bulk, with a per-run cap.

Input

{
  "url": "https://en.wikipedia.org/wiki/Search_engine_optimization",
  "minLength": 3,
  "topN": 30
}

Bulk variant:

{
  "urls": ["https://example.com", "https://example.org/blog"],
  "maxUrls": 25,
  "topN": 20
}

Output

One dataset item per URL:

{
  "url": "https://en.wikipedia.org/wiki/Search_engine_optimization",
  "status": 200,
  "wordCount": 4123,
  "totalTokens": 9876,
  "topKeywords": [
    { "term": "search", "count": 210, "densityPct": 5.094 },
    { "term": "engine", "count": 188, "densityPct": 4.56 }
  ],
  "topBigrams": [
    { "term": "search engine", "count": 142, "densityPct": 3.444 }
  ],
  "topTrigrams": [
    { "term": "search engine optimization", "count": 38, "densityPct": 0.921 }
  ]
}

Pricing

Pay-per-event: $0.02 per page scanned (page-scanned).

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