FreeDomain Trends API

Get trend

GET/trends/{slug}No key

One trend: its latest row, its head words, its figures at every edition and its latest observations.

The editions are one row per published edition that carried the trend, oldest first. The observations are the latest reading of each measurement, figures only; TrendObservation keeps no day series.

AccessNo key. Limited per address; a key adds the paid fields.

BillingOne call.

FormatsJSON

Connect on RapidAPIAlso inStartup Trending Topics API

Request

slugstringRequiredPath

The trend's slug.

fieldsstringOptionalQuery

Comma-separated top-level keys to keep; an unknown key answers 400 unsupported_field.

curl -X GET "https://api.unique.domains/v1/trends/padel"

const response = await fetch("https://api.unique.domains/v1/trends/padel", {
    method: "GET",
});

const data = await response.json();
console.log(data);

import requests

response = requests.get(
    "https://api.unique.domains/v1/trends/padel",
)

print(response.json())

req, err := http.NewRequest("GET", "https://api.unique.domains/v1/trends/padel", nil)
if err != nil {
    panic(err)
}

res, err := http.DefaultClient.Do(req)

$ch = curl_init();
curl_setopt_array($ch, [
    CURLOPT_URL => "https://api.unique.domains/v1/trends/padel",
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_CUSTOMREQUEST => "GET",
]);
$response = curl_exec($ch);

uri = URI("https://api.unique.domains/v1/trends/padel")
request = Net::HTTP::Get.new(uri)

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }

Response

slugstring

namestring

categorystring | null

definitionstring | null

volumeinteger | null

Monthly searches at the latest edition.

growthinteger | null

Signed whole percentage at the latest edition.

lanestring | null

headWordstring | null

whyNowstring | null

firstEditionOnstring

lastEditionOnstring

editionCountinteger

headWordsstring[]

editionsobject[]

observationsobject[]

Errors

not_found404

Not found

rate_limited429

Too many requests

internal500

Unexpected error

200 · application/jsonExample

{
  "data": {
    "slug": "padel",
    "name": "Padel",
    "category": "Sports",
    "definition": "A racket sport played in doubles on an enclosed court.",
    "volume": 246000,
    "growth": 87,
    "lane": "yearly",
    "headWord": "padel",
    "whyNow": "Clubs are opening faster than courts can be booked.",
    "firstEditionOn": "2026-10-03",
    "lastEditionOn": "2026-11-02",
    "editionCount": 4,
    "headWords": [
      "padel"
    ],
    "editions": [
      {
        "date": "2026-11-02",
        "persona": "founder",
        "searches": 246000,
        "growth": 87
      }
    ],
    "observations": [
      {
        "volume": 246000,
        "growth": 87,
        "growthWindow": "1y",
        "observedAt": "2026-11-01T04:12:00.000Z"
      }
    ]
  },
  "meta": {
    "asOf": "2026-11-05T08:00:00Z",
    "cursor": null,
    "limit": null
  },
  "links": {
    "self": "https://api.unique.domains/v1/trends/padel",
    "next": null,
    "register": null,
    "product": null,
    "dataset": null
  }
}

Get trend

Request

Response

Errors

Related endpoints