Keyword Density Checker API

POST https://api.findutils.com/api/tools/keyword-density-checker/execute

Analyze keyword density in text and return word/sentence/paragraph counts, the top 1-gram, 2-gram, and 3-gram phrases with counts and density percentages, and (optionally) the count, density, and over/good/low status of a target keyword. Densities are percentages rounded to 2 decimals.

Open the tool Try it

Request body

application/json

content

string required

The text (or HTML, with strip_html) to analyze.
target_keyword

string optional

Optional keyword or phrase to measure. Good density is 0.5% to 3%.
strip_html

boolean optional

Remove HTML tags before analysis. Default false. Default false.
exclude_stop_words

boolean optional

Skip n-grams made only of common stop words. Default true. Default true.
limit

integer optional

Maximum phrases per n-gram table. Default 20. Default 20.

Example arguments

Verified

{
  "content": "SEO tools help. SEO tools rank pages.",
  "target_keyword": "seo tools"
}

curl -X POST https://api.findutils.com/api/tools/keyword-density-checker/execute \
  -H "Content-Type: application/json" \
  -d '{
    "content": "SEO tools help. SEO tools rank pages.",
    "target_keyword": "seo tools"
  }'

const response = await fetch('https://api.findutils.com/api/tools/keyword-density-checker/execute', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({"content":"SEO tools help. SEO tools rank pages.","target_keyword":"seo tools"}),
});
const data = await response.json();

import requests

response = requests.post(
    "https://api.findutils.com/api/tools/keyword-density-checker/execute",
    json={"content":"SEO tools help. SEO tools rank pages.","target_keyword":"seo tools"},
)
data = response.json()

$ch = curl_init('https://api.findutils.com/api/tools/keyword-density-checker/execute');
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
    CURLOPT_POSTFIELDS => '{"content":"SEO tools help. SEO tools rank pages.","target_keyword":"seo tools"}',
    CURLOPT_RETURNTRANSFER => true,
]);
$data = json_decode(curl_exec($ch), true);

Also an MCP tool

Call keyword_density_checker from Claude, Cursor or any MCP client. Same arguments, same output.

https://mcp.findutils.com

MCP reference

Rate limit: 60 a minute, per IP
Auth: None
REST id: keyword-density-checker
MCP name: keyword_density_checker
Category: SEO
Machine-readable: openapi.json · markdown.md

Request body

Example arguments

More SEO tools

More to explore