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Best keyword comparison APIs

Keyword Domain Analyzer

Data & Analytics

Receive a domain and a keyword, returning advanced SEO metrics: backlinks, authority, references, positions, inlink rank, and contextual relevance.

Free 7-Day Trial

100% uptime 249ms avg MCP ready

Keyword Suggestion API

Search & Discovery

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 be used to enhance website content, improve search engine rankings, and generate fresh ideas for content creation. With its intuitive interface, this API is easy to use and can help businesses stay competitive in today's online landscape.

Free 7-Day Trial

100% uptime 389ms avg MCP ready

SEO Word Metrics API

Data & Analytics

Receives a keyword and returns volume, CPC, competition, and score for multiple related terms, optimizing SEO and PPC research.

Free 7-Day Trial

100% uptime 533ms avg MCP ready

Keyword Search Ranking API

Search & Discovery

The Keyword Search Ranking API enables users to monitor and evaluate keyword rankings, supporting the assessment of search engine performance.

Free 7-Day Trial

100% uptime 671ms avg MCP ready

Global Keywords Stats API

Data & Analytics

Get global and local keyword insights, including volume, CPC, difficulty, intent, and SERP data for informed SEO and advertising decisions.

Free 7-Day Trial

100% uptime 36ms avg MCP ready

Keyword Rank Scope API

Search & Discovery

Powerful keyword intelligence API delivering search volume, cost-per-click, competition, trends, and SERP results by region with actionable SEO insights.

Free 7-Day Trial

100% uptime 60ms avg MCP ready

SEO Difficulty Tracker API

Search & Discovery

Uncover search demand, keyword competitiveness, regional performance, and intent breakdown with this high-precision keyword analysis and SERP intelligence API.

Free 7-Day Trial

100% uptime 342ms avg MCP ready

Keyword Data Retrieval Engine API

Data & Analytics

Access comprehensive keyword data with the Keyword Data Retrieval Engine API to optimize your online presence.

Free 7-Day Trial

100% uptime 399ms avg MCP ready

Keyword Information Extractor API

Data & Analytics

Extract detailed keyword information effortlessly with the Keyword Information Extractor API, boosting your SEO game.

Free 7-Day Trial

100% uptime 518ms avg MCP ready

Keyword Web Searcher API

Search & Discovery

Receives a keyword and returns relevant web results, an HTML snapshot, total count, and featured search snippets.

Free 7-Day Trial

100% uptime 9,006ms avg MCP ready

Google Trends API - Real-Time and Historical Data

Data & Analytics

Google Trends data as clean JSON — 5 endpoints: interest over time, related queries, regional breakdown, live trending, and 2-5 keyword comparison on one shared scale.

Free 7-Day Trial

100% uptime 2,759ms avg MCP ready

Keyword Analytics Data API

Data & Analytics

Unlock powerful keyword insights to boost your e-commerce sales with the Keyword Analytics Data API.

Free 7-Day Trial

100% uptime 660ms avg MCP ready

Keyword Domain Data Fetcher API

Search & Discovery

Unlock vital insights with our Keyword Domain Data Fetcher API to optimize your SEO strategies.

Free 7-Day Trial

100% uptime 766ms avg MCP ready

Domain Keyword Content Retriever API

Search & Discovery

Enhance your content with the Domain Keyword Content Retriever API, delivering targeted keywords effectively.

Free 7-Day Trial

100% uptime 21ms avg MCP ready

Capture Domain Keywords API

Search & Discovery

Streamline your research using the Capture Domain Keywords API to find high-ranking keywords quickly.

Free 7-Day Trial

100% uptime 151ms avg MCP ready

Keyword Data Extractor for Domains API

Natural Language Processing (NLP)

Discover trends effortlessly using the Keyword Data Extractor for Domains API, perfect for SEO experts.

Free 7-Day Trial

100% uptime 16ms avg MCP ready

Domain Keyword Information API

Data & Analytics

Get comprehensive insights using the Domain Domain Keyword Information API to boost your online presence.

Free 7-Day Trial

100% uptime 20ms avg MCP ready

Keyword Alchemy Discovery API

Search & Discovery

This Keyword Magic Tool API Find millions of keyword suggestions for your SEO. find Keyword, Volume, CPC (USD), Intent, Keyword Difficulty, SERP Features,Trend.

Free 7-Day Trial

100% uptime 2,592ms avg MCP ready

Keyword Competition API

Search & Discovery

Evaluate the competitive landscape of keywords leveraging the Keyword Competition API to optimize content effectively, thereby boosting search engine rankings and enhancing visibility.

Free 7-Day Trial