Keyword Extractor API

Keyword Extractor API

Be able to get the most relevant words and expressions from a text. Discover the main topics in any text.

API description

About the API:

An API to extract keywords in a given text. Detect and extract the most important topics located in the text you want. 


What this API receives and what your API provides (input/output)?


This API receives a text and provides keywords and key phrases based sorted by its relevance. 


What are the most common uses cases of this API?


This API is ideal for those marketing agencies that want to extract the most relevant phrases from a given text. It will help you to locate what is the most important part of the text, what is the focus of the text. 

Maybe it's a review, and you want to get the keywords that are contained for you to have a better understanding of what is being said about your brand. 

You will be able to automatically generate titles for your blogs based on your previous texts. 

Sintetize articles by knowing their main topics. 

Tag your documents by topics and get them sorted by themes. 


Are there any limitations to your plans?

Besides the number of API calls per month, there are no other limitations. 

API Documentation


Extract the keywords and key phrases for any text you want.

You can insert texts up to 900 characters. 



                                                                                                                                                                                                                            {"result": [{"text": "guest rooms", "score": 0.685869}, {"text": "Remington Steele", "score": 0.674166}, {"text": "luxury hotel", "score": 0.667752}, {"text": "Keely Shaye Smith", "score": 0.658718}, {"text": "former country estate of the Guinness family", "score": 0.646294}, {"text": "episode of the TV series", "score": 0.639494}, {"text": "general manager Niall Rochford", "score": 0.58468}, {"text": "charge of guest services", "score": 0.574613}, {"text": "Barbra Streisand", "score": 0.563675}, {"text": "gourmet dining rooms", "score": 0.544437}, {"text": "Brad Pitt", "score": 0.543439}, {"text": "past guests", "score": 0.539069}, {"text": "Brosnan", "score": 0.538}, {"text": "32-seat cinema", "score": 0.52877}, {"text": "Jamieson", "score": 0.527278}, {"text": "lot of experience", "score": 0.524336}, {"text": "Ashford", "score": 0.523292}, {"text": "Smith", "score": 0.522935}, {"text": "spa", "score": 0.515057}, {"text": "US presidents", "score": 0.514691}]}

Extractor - Endpoint Features
Object Description
Request Body [Required] Text Plain

API Access Key & Authentication

After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the Keyword Extractor API REST API, simply include your bearer token in the Authorization header.


Header Description
Authorization [Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.

Simple Transparent Pricing

No long term commitments. One click upgrade/downgrade or cancellation. No questions asked.

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API Provider: SoftDev

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