Best Alternatives to Keyword Rank Insights APIs for 2025

Top Keyword Rank Insights API Alternatives in 2025

As the digital landscape continues to evolve, the need for effective keyword research tools becomes increasingly vital for businesses and developers alike. In 2025, several alternatives to traditional Keyword Rank Insights APIs are emerging, offering unique features and capabilities that can enhance SEO strategies and content optimization. This blog post will explore some of the best alternatives to the SEO - Website Ranking Keywords API, detailing their functionalities, pricing, pros and cons, ideal use cases, and how they differ from the SEO API.

1. SEO - Website Ranking Keywords API

The SEO - Website Ranking Keywords API is a powerful tool designed to uncover top-ranking keywords for any website, helping users boost their traffic. This API provides comprehensive keyword insights, allowing users to analyze their domain's keyword performance and that of their competitors.

Key Features and Capabilities

One of the standout features of this API is the GetRankingKeywords function. This feature allows users to input any domain and receive detailed information about the keywords driving traffic to that website. The output includes:

URL: The corresponding page on the website.
Title and Description: The title and a brief description of the target page.
Average Search Volume: Monthly average number of searches for the keyword.
Average CPC: Average cost-per-click for the keyword.
Competition Level: Level of competition for the keyword.
Keyword Difficulty: Difficulty rating to rank for the keyword.
Monthly Searches: Historical search volume data segmented by year and month.
Rank: Current ranking position for the keyword.
Previous Rank: Previous ranking position, if available.
Estimated Traffic Volume: Estimated traffic generated by the keyword.

Additionally, the API provides domain statistics such as estimated monthly traffic volume, changes in ranking, and the number of keywords ranking at each position.

{
"domain_statistics": {
"organic": {
"keywords_in_pos_1": 0,
"keywords_in_pos_2_3": 0,
"keywords_in_pos_4_10": 0,
"keywords_in_pos_11_20": 2,
"keywords_in_pos_21_30": 16,
"keywords_in_pos_31_40": 24,
"keywords_in_pos_41_50": 24,
"Estimated_traffic_volume": 430.4769775941968,
"total_keywords_count": 183,
"is_new": 145,
"is_up": 27,
"is_down": 11,
"is_lost": 0
}
},
"keywords": [
{
"keyword": "backlinks check",
"url": "https://boostramp.com/backlinks-check"
}
]
}

This API is ideal for businesses looking to enhance their SEO strategies by understanding keyword performance and competition. However, it may not be suitable for those seeking real-time data or extensive customization options.

Ready to test the SEO - Website Ranking Keywords API? Try the API playground to experiment with requests.

2. Google Search Ranking API

The Google Search Ranking API provides insights into trending queries, making it an excellent tool for content strategy, keyword research, and market analysis. This API allows users to access data about the top search queries on Google, enabling them to optimize their content and marketing strategies effectively.

Key Features and Capabilities

One of the primary features of this API is the Top Results function. To utilize this feature, users must specify a keyword in the parameter. The API then returns information on trending search queries, including:

Title: The title of the top search result.
Link: The URL of the top search result.
Snippet: A brief description of the search result.

{
"success": true,
"results": [
{
"title": "Elon Musk - Wikipedia",
"link": "https://en.wikipedia.org/wiki/Elon_Musk",
"snippet": "Elon Reeve Musk is a businessman and investor..."
},
{
"title": "Elon Musk - Forbes",
"link": "https://www.forbes.com/profile/elon-musk/",
"snippet": "1 Elon Musk on the 2023 Forbes 400..."
}
]
}

This API is particularly useful for content creators and marketers looking to stay ahead of trends and optimize their strategies based on real-time data. However, it may not provide as in-depth keyword analysis as other APIs.

Looking to optimize your Google Search Ranking API integration? Read our technical guides for implementation tips.

3. Google Search Rankings API

Google Search Rankings API offers insights into trending queries, helping users refine their content strategies and keyword research efforts. This API provides access to data about the most popular search queries on Google.

Key Features and Capabilities

The Top Results feature functions similarly to that of the Google Search Ranking API, requiring users to specify a keyword to retrieve relevant data. The response includes:

Title: The title of the top search result.
Link: The URL of the top search result.
Snippet: A brief description of the search result.

{
"success": true,
"results": [
{
"title": "Elon Musk - Wikipedia",
"link": "https://en.wikipedia.org/wiki/Elon_Musk",
"snippet": "Elon Reeve Musk is a businessman and investor..."
},
{
"title": "Elon Musk - Forbes",
"link": "https://www.forbes.com/profile/elon-musk/",
"snippet": "1 Elon Musk on the 2023 Forbes 400..."
}
]
}

This API is beneficial for businesses looking to analyze current trends and optimize their content accordingly. However, it may lack the depth of keyword performance analysis found in other APIs.

Need help implementing the Google Search Rankings API? View the integration guide for step-by-step instructions.

4. Keyword Insight API

The Keyword Insight API is a versatile tool designed to help users generate relevant keywords for various purposes, enhancing SEO and content strategies. This API streamlines the keyword research process, allowing users to optimize their content for improved search engine visibility.

Key Features and Capabilities

The Generate Keywords feature allows users to input a topic and receive a list of relevant keywords. This feature utilizes advanced natural language processing (NLP) techniques to extract meaningful keywords that match user requirements.

{
"status": true,
"data": [
"football",
"football italia",
"football transfer news",
"football news"
],
"message": null
}

This API is ideal for content creators and marketers looking to enhance their keyword generation processes. However, it may not provide as much competitive analysis as other APIs.

Need help implementing the Keyword Insight API? View the integration guide for step-by-step instructions.

5. Keyword Competition API

The Keyword Competition API is essential for evaluating the competitive landscape of keywords, allowing users to optimize their content effectively. This API provides valuable insights into keyword competitiveness, helping users make informed decisions regarding their SEO strategies.

Key Features and Capabilities

The Keyword Analyzer feature requires users to specify a keyword and a search engine (Google, Yahoo, Bing) to analyze the keyword's difficulty level and competitive landscape. The response includes:

Keyword: The keyword being analyzed.
Search Engine: The search engine used for analysis.
Difficulty Level: A rating indicating how difficult it is to rank for the keyword.
Top Domains Ranked: A list of the top domains currently ranking for the keyword.

{
"date": "April 16, 2024",
"keyword": "macbook",
"search_engine": "google",
"difficulty_level": "Very Difficult",
"top_domains_ranked": [
"apple.com",
"bestbuy.com",
"amazon.com"
]
}

This API is particularly useful for businesses looking to identify low-competition keywords with substantial traffic potential. However, it may not provide as much keyword generation capability as other APIs.

Want to use the Keyword Competition API in production? Visit the developer docs for complete API reference.

6. SEO Keyword Suggestions API

The SEO Keyword Suggestions API is designed to enhance keyword research and content optimization strategies. This API provides a wealth of keyword suggestions and related terms, empowering users to explore a vast array of keywords for effective SEO.

Key Features and Capabilities

The Get Keywords feature allows users to collect keyword suggestions and related keywords based on a specified input keyword. This feature is essential for identifying effective keywords for SEO strategies.

{
"status": "ok",
"result": 1,
"data": {
"tool name": "Keyword suggestions",
"data": [
{
"Keyword": "Sztukateria",
"Keyword type": "Primary",
"Relevancy": "Normal"
}
]
}
}

This API is ideal for businesses looking to optimize their content and boost website traffic. However, it may not provide as much competitive analysis as other APIs.

Ready to test the SEO Keyword Suggestions API? Try the API playground to experiment with requests.

7. Youtube Keywords Insights API

The Youtube Keywords Insights API is a powerful tool for content creators and marketers looking to optimize their YouTube channels. This API provides accurate monthly search volume, keyword difficulty, and competition details, enabling users to drive traffic and increase views.

Key Features and Capabilities

The Get Trends feature allows users to input a keyword and receive detailed information about that keyword, including monthly search volume and competition score. This feature is essential for optimizing video content and enhancing discoverability.

{
"exact_keyword": [
{
"keyword": "coding course",
"monthlysearch": 9243,
"competition_score": 93,
"difficulty": "High"
}
],
"related_keywords": [
{
"keyword": "software engineering",
"monthlysearch": 294678,
"competition_score": 75,
"difficulty": "High"
}
]
}

This API is particularly useful for YouTube content creators looking to optimize their video titles and descriptions. However, it may not provide as much keyword generation capability as other APIs.

Need help implementing the Youtube Keywords Insights API? View the integration guide for step-by-step instructions.

8. Keyword Analyzer API

The Keyword Analyzer API is designed to provide valuable insights into keyword performance, including search volume, cost-per-click (CPC), and competition level. This API helps users make informed decisions about their marketing strategies.

Key Features and Capabilities

The Analyze Keyword feature requires users to specify a keyword to be parsed. The response includes:

Keyword: The keyword being analyzed.
Search Volume: The estimated number of searches for the keyword.
Competition: The level of competition for the keyword.
CPC: The average cost-per-click for the keyword.

{
"keyword": "farrah8kobe",
"search_volume": "38,198",
"competition": "57",
"cpc": "1.48"
}

This API is ideal for marketers looking to optimize their PPC campaigns and tailor content strategies based on search volume and competition insights. However, it may not provide as much keyword generation capability as other APIs.

Want to try the Keyword Analyzer API? Check out the API documentation to get started.

9. Keyword Recommendation API

The Keyword Recommendation API is a powerful tool for generating relevant, high-performing keywords. This API analyzes input keywords and provides a list of correlated and trending terms, helping users improve their website's visibility and performance in search engine rankings.

Key Features and Capabilities

The Get Keywords feature requires users to input a word or term to receive relevant keyword suggestions. This feature is essential for marketers looking to enhance their content strategies.

[
"clouds",
"sun",
"stars",
"moon"
]

This API is particularly useful for businesses looking to streamline their keyword research processes. However, it may not provide as much competitive analysis as other APIs.

Looking to optimize your Keyword Recommendation API integration? Read our technical guides for implementation tips.

10. Keyword Suggestion API

The Keyword Suggestion API is a powerful tool that enables developers to obtain a list of suggested keywords related to a specific topic or phrase. This API can enhance website content, improve search engine rankings, and generate fresh ideas for content creation.

Key Features and Capabilities

The Get Keywords feature provides related keywords for a queried keyword, helping users optimize their content strategies and SEO efforts.

{
"Keyword": "coffee shop",
"Related": [
"coffee shops near me",
"coffee shops washington"
]
}

This API is ideal for businesses looking to stay competitive in the online landscape. However, it may not provide as much in-depth keyword analysis as other APIs.

Want to use the Keyword Suggestion API in production? Visit the developer docs for complete API reference.

Conclusion

In conclusion, the landscape of keyword research APIs is rich and varied, with numerous alternatives to the traditional SEO - Website Ranking Keywords API. Each API discussed offers unique features and capabilities that cater to different needs, whether it's generating keywords, analyzing competition, or optimizing content strategies. Depending on your specific requirements, you may find that one of these alternatives better suits your needs. For comprehensive keyword analysis, the Keyword Competition API or the Keyword Insight API may be ideal. For content optimization, consider the Youtube Keywords Insights API or the SEO Keyword Suggestions API. Ultimately, the best choice will depend on your specific goals and the nature of your projects.