Keywords

Classic keyword data for a seed term, search volume, CPC, competition, and related ideas. Flat per call.

Overview

Monthly search volume, CPC, competition, and (with ideas: true) related keyword ideas for a seed term. This is a classic-SEO data endpoint, it does not query the AI models, so it is billed a flat per-call rate rather than per model.

Reference

POST/v1/keywords

$0.20 · flat per call

Parameters

`seed`required	string	Seed keyword to fetch search volume, CPC, and competition for.
`country`optional	string	ISO-2 country code for localized metrics. Defaults to "us". Default: `"us"`.
`ideas`optional	boolean	When true, also return related keyword ideas with their volumes. Default: `false`.

Request

curl https://api.cite42.dev/v1/keywords \
  -X POST \
  -H "Authorization: Bearer $CITE42_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{ "seed": "ai blog tool", "ideas": true }'

Response

{
  "keyword": "ai blog tool",
  "volume": 4400,
  "cpc": 3.12,
  "competition": 0.41,
  "competitionLevel": "MEDIUM",
  "ideas": [
    { "keyword": "ai blog generator", "volume": 8100 }
  ],
  "requestId": "…",
  "billing": { "cost": { "usd": "0.20" }, "balance": { "usd": "13.36" } }
}