Top AI Tools for Keyword Research in 2025

Published: February 6, 2025•Last update: February 8, 2025-Aicovery Team
Top AI Tools for Keyword Research in 2025

Keyword research is the foundation of any successful SEO strategy. It involves identifying the terms and phrases people use to search for information, products, or services related to your business. In the past, this was a tedious and time-consuming process. But with the advent of AI, keyword research has become much easier and more efficient.

AI-powered keyword research tools can analyze vast amounts of data in seconds, identify trends, and suggest relevant keywords based on user behavior and search intent. This allows you to find high-value keywords that can drive more traffic to your website and improve your search engine rankings.

This article will explore some of the top AI tools for keyword research in 2025. We'll discuss their features, pricing, and user feedback to help you choose the best tool for your needs. We'll also delve into the technology behind these tools and explore the future of AI in keyword research.

AI-Powered Keyword Research Tools

Writesonic

Writesonic is an AI-powered writing tool that can generate different types of content, including blog posts, articles, website copy, and more. It also has a keyword research tool that can help you find relevant keywords for your content.

Features:

  • AI writing assistant: This feature helps generate full-length articles from a keyword or topic, complete with outlines, introductions, and conclusions.  
  • Topic clustering: Writesonic organizes keywords into structured content hubs for better SEO performance.  
  • Content editor: This tool provides AI-driven grammar, style, and SEO suggestions while offering a wide range of AI writing prompts.  
  • SEO checker: Writesonic analyzes top-ranking pages and suggests keyword and structural improvements to enhance search relevance.  
  • Content rewriter: This feature helps refresh existing content while maintaining meaning, helping to avoid duplication and improve clarity.  
  • Content humanizer: Writesonic adjusts AI-generated text to sound more natural and human-like by refining tone and style.  
  • Photosonic: This feature allows users to generate AI images.  
  • Chatsonic: This is an AI-powered chatbot assistant.  

Pricing:

  • Free: $0 (includes 25 free credits)  
  • Individual: $16/month (includes 100 free credits)  
  • Standard: $79/month (includes 1,000 free credits)  
  • Enterprise: Custom  

User Feedback:

Writesonic has received positive feedback from users, who praise its ease of use, the quality of its content, and its customer service. Some users have noted that the AI-generated text may still require some human refinement.  

Case Studies:

Writesonic has helped businesses scale their content output and improve their search engine rankings. For example, Alan Ranger, a photography expert, used Writesonic to increase his blog impressions by 500% in six months.  

Semrush

Semrush is a comprehensive digital marketing platform with a suite of SEO tools. It includes a keyword research tool that can help you find relevant keywords for your website. Semrush is considered the best tool for customized SEO insights due to its comprehensive toolset and AI-powered Copilot, which provides personalized recommendations.  

Features:

  • Keyword research: Semrush provides in-depth keyword data, including search volume, keyword difficulty, and competitor analysis.  
  • Competitor analysis: This feature allows you to analyze your competitors' keyword strategies and identify opportunities.  
  • Site audit: Semrush can audit your website to identify technical SEO issues and provide recommendations for improvement.  
  • Backlink analysis: This tool helps you analyze your backlink profile and find new link-building opportunities.  
  • Content marketing toolkit: Semrush offers a content marketing toolkit that can help you create and optimize content for SEO.  
  • AI Copilot: This AI-powered dashboard assistant provides personalized insights and alerts based on your Semrush data.  
  • ContentShake AI: This AI writing tool uses competitive data analysis to streamline the content creation process.  
  • WordPress Integration: Semrush can find additional keywords from WordPress integrated within the All-in-One SEO plugin.  

Pricing:

Semrush offers three standard monthly subscriptions:

  • Pro: $139.95/month (includes 5 projects, 500 keywords to track, and 10,000 results per report)  
  • Guru: $249.95/month (includes 15 projects, 1,500 keywords to track, and 30,000 results per report)  
  • Business: $499.95/month (includes 40 projects, 5,000 keywords to track, and 50,000 results per report)  

It also offers add-ons like Semrush.Trends and Semrush.Local.  

Semrush also has a free plan with limited features and data.  

User Feedback:

Semrush has received positive feedback from users, who praise its comprehensive toolset, its reliable data, and its user-friendly interface. Some users have noted that the organic traffic estimates can be off.  

MarketMuse

MarketMuse is an AI-powered content planning and optimization platform. It helps you create content that is relevant to your target audience and optimized for search engines. MarketMuse is considered the best tool for content strategy due to its focus on topic modeling and ability to identify underexplored keywords.  

Features:

  • Topic modeling: MarketMuse analyzes your content and suggests relevant topics to cover.  
  • Competitive analysis: This feature allows you to analyze your competitors' content strategies and identify gaps in your own content.  
  • Content briefs: MarketMuse can generate content briefs that outline the key elements of a successful piece of content.  
  • Content optimization: This tool helps you optimize your content for SEO by suggesting relevant keywords and topics to include.  

Pricing:

MarketMuse offers a free plan and paid options.  

User Feedback:

MarketMuse has received positive feedback from users, who praise its ability to help them create comprehensive content strategies.  

Frase

Frase is an AI-powered content writing assistant that helps you research and produce SEO-optimized content. Frase is considered the best tool for content optimization due to its AI-powered content analysis and optimization features.  

Features:

  • AI writer: Frase's AI writer can generate different types of content, including blog posts, articles, and website copy.  
  • Content briefs: This tool helps you create content briefs that outline the key elements of a successful piece of content.  
  • Content optimization: Frase analyzes your content and provides recommendations for improving its SEO performance.  
  • SEO tools: Frase offers a variety of SEO tools, including a keyword research tool, a SERP analysis tool, and a content optimization tool.  
  • Chatbot: Frase has a chatbot that can answer your questions about SEO and content marketing.  
  • Content Editor: This feature allows you to research and write content with an AI assistant.  

Pricing:

Frase offers three paid plans:

  • Solo: $15 per month  
  • Basic: $44.99 per month  
  • Team: $114.99 per month  

User Feedback:

Frase has received positive feedback from users, who praise its ability to help them research and optimize content quickly. Some users have noted that the AI writing can be repetitive.  

ChatGPT

ChatGPT is a generative AI platform for natural language processing. It's considered the best overall AI SEO tool due to its versatility and ability to automate various SEO tasks. Beginners can use it to automate content creation, from metadata to web copy.  

Features:

  • Natural language processing: ChatGPT can understand and respond to natural language queries.  
  • Chatbot assistance: ChatGPT can be used as a chatbot to answer questions and provide support.  
  • Content suggestions for marketers: ChatGPT can generate content ideas and suggestions for marketing campaigns.  

Pricing:

ChatGPT has a free version with limitations and three paid subscription options:

  • Plus: $20/month  
  • Pro: $200/month  
  • Enterprise: Contact sales  

Alli AI

Alli AI is an AI-powered SEO tool that simplifies website on-page optimization.  

Features:

  • Bulk optimization: Alli AI can optimize multiple pages on your website at once.  
  • Automated A/B testing: This feature allows you to test different versions of your web pages to see which performs best.  
  • CMS compatibility: Alli AI works with all CMS platforms without requiring coding skills.  

Pricing:

Alli AI offers three pricing plans:

  • Business: $299/month  
  • Agency: $599/month  
  • Enterprise: $1,199/month  

RankIQ

RankIQ is an AI-powered keyword research tool designed for bloggers and content marketers.  

Features:

  • SEO-focused blog post creation: RankIQ helps create SEO-focused blog posts quickly.  
  • Low-competition keyword library: This tool includes a library of low-competition keywords.  

Pricing:

  • $99 per month  

INK

INK is an AI-powered SEO tool that enhances content performance by analyzing top-ranked articles.  

Features:

  • Keyword identification: INK identifies keywords to improve visibility.  
  • Keyword clustering: This tool offers keyword clustering features.  

Jasper

Jasper is an AI writing assistant that generates various marketing assets.  

Features:

  • Campaign dashboard: Jasper's campaign dashboard simplifies team collaboration and ensures consistent branding.  
  • Tone customization: Jasper allows customization of tone to maintain brand voice.  

Paraphrasingtool.ai

Paraphrasingtool.ai specializes in paraphrasing content while ensuring clarity and grammatical accuracy.  

Features:

  • Content paraphrasing: This tool allows users to paraphrase text and audio recordings.  
  • Clarity and accuracy: Paraphrasingtool.ai ensures clarity and grammatical accuracy in paraphrased content.  

NeuronWriter

NeuronWriter combines content creation with competitor analysis.  

Features:

  • Natural language processing: NeuronWriter uses natural language processing to generate high-ranking blog posts tailored to search intent.  
  • Competitor insights: This tool provides insights into competitor strategies, helping users stay ahead.  

OutRanking

OutRanking focuses on building topical authority through keyword research and content calendars.  

Features:

  • Cohesive content strategies: OutRanking simplifies the process of developing cohesive content strategies.  

Surfer SEO

Surfer SEO combines data-driven insights with content creation tools.  

Features:

  • SERP analysis: Surfer SEO includes SERP analysis to ensure competitive content rankings.  
  • Keyword tracking: This tool includes keyword tracking to monitor your website's performance.  

Clearscope

Clearscope is an AI SEO tool that improves content quality by providing keyword recommendations and readability scores.  

Features:

  • Keyword recommendations: Clearscope provides keyword recommendations to help you optimize your content.  
  • Readability scores: This tool provides readability scores to help you ensure that your content is engaging and easy to read.  

SE Ranking

SE Ranking is an all-in-one SEO platform that offers a variety of tools, including keyword research, competitor analysis, and website audit. SE Ranking is an AI-powered platform that uses advanced algorithms for data analysis and keyword suggestions.  

Features:

  • Keyword research: SE Ranking offers a keyword research tool that can help you find relevant keywords for your website.  
  • Competitor analysis: This feature allows you to analyze your competitors' keyword strategies and identify opportunities.  
  • Website audit: SE Ranking can audit your website to identify technical SEO issues and provide recommendations for improvement.  
  • Backlink monitoring: This tool helps you monitor your backlink profile and identify any potential issues.  
  • Rank tracking: SE Ranking can track your website's ranking for different keywords in different search engines.  
  • AI Content Writer: This tool generates articles based on user-defined criteria with real-time optimization scores.  
  • Keyword tracking: SE Ranking can track up to 15,000 keywords daily with different update frequencies.  

Pricing:

SE Ranking offers three pricing tiers:

  • Essential: $52/month  
  • Pro: $95.20/month  
  • Business: $207.20/month  

User Feedback:

SE Ranking has received positive feedback from users, who praise its affordable pricing, its comprehensive toolset, and its user-friendly interface. Some users have noted that the site audit tool could be more detailed.  

Mangools

Mangools is a suite of SEO tools that includes KWFinder, SERPChecker, SERPWatcher, LinkMiner, and SiteProfiler.

Features:

  • Keyword research: KWFinder helps you find relevant keywords with low SEO difficulty.  
  • SERP analysis: SERPChecker analyzes SERPs and provides authority metrics for top-ranking sites.  
  • Rank tracking: SERPWatcher tracks your website's ranking for different keywords.  
  • Backlink analysis: LinkMiner helps you analyze your backlink profile and find new link-building opportunities.  
  • Website analysis: SiteProfiler provides an overview of your website's SEO performance.  

Pricing:

Mangools offers four subscription tiers:

  • Basic: $49/month  
  • Premium: $69/month  
  • Agency: $129/month  

Mangools also offers a free trial with access to all tools and a limit of five daily searches.  

User Feedback:

Mangools has received positive feedback from users, who praise its ease of use, its affordable pricing, and its comprehensive toolset. Some users have noted that the keyword database is limited.  

Morningscore

Morningscore is an all-in-one SEO tool that helps you track your website's performance, find keywords, and optimize your content. Morningscore gamifies SEO by awarding you XP points for completing important tasks.  

Features:

  • Keyword research: Morningscore provides a keyword research tool that suggests related keywords and shows their value in US dollars if you were to rank in position one.  
  • Rank tracking: This tool tracks your website's ranking for different keywords.  
  • Website audit: Morningscore can audit your website to identify technical SEO issues and provide recommendations for improvement.  
  • Backlink analysis: This tool helps you analyze your backlink profile and find new link-building opportunities.  
  • Competitor analysis: Morningscore allows you to analyze your competitors' SEO performance.  
  • Keyword Missions: This feature provides actionable SEO tasks and rewards users with XP points for completing them.  

Pricing:

Morningscore offers four pricing plans:

  • Lite: $49/month  
  • Business: $69/month  
  • Pro: $129/month  
  • Premium: $259/month  

User Feedback:

Morningscore has received positive feedback from users, who praise its ease of use, its comprehensive toolset, and its gamified approach to SEO.  

WebCEO

WebCEO is an AI-powered SEO platform with a built-in keyword suggestion tool that can help you find content ideas from multiple sources.  

Features:

  • Keyword suggestions: WebCEO's keyword suggestion tool extracts keyword data from Google Keyword Planner, Google Autocomplete, People Also Ask, and other sources.  
  • Competitor analysis: This tool can find profitable keywords that already work for your competitors.  
  • Local Keyword Analysis: This tool provides specific keyword ideas for any region and location.  

Comparisons and Reviews of AI Keyword Research Tools

Several platforms offer comparisons and reviews of AI keyword research tools. These reviews often highlight the strengths and weaknesses of each tool, helping users make informed decisions.

For example, Backlinko considers ChatGPT the best overall AI SEO tool due to its versatility and ability to automate various SEO tasks. They also highlight Semrush as the best tool for customized SEO insights, MarketMuse as the best for content strategy, and Frase as the best for content optimization.  

BloggingWizard provides a similar comparison, ranking SE Ranking as the best overall tool, Mangools as the easiest to use, Morningscore as the best for beginners, and Semrush as the best for SMBs, agencies, and in-house teams.  

Other comparisons and reviews highlight the specific features and capabilities of each tool. For example, ClickUp emphasizes the comprehensive SEO project management capabilities of ClickUp, while also acknowledging that it's not a traditional keyword research tool with search data included.  

These comparisons and reviews provide valuable insights into the strengths and weaknesses of different AI keyword research tools, helping users choose the best tool for their specific needs.

Technology Behind AI Keyword Research Tools

AI keyword research tools use a variety of technologies to analyze data and suggest relevant keywords. These technologies include:

  • Machine learning: Machine learning algorithms are used to identify patterns in data and make predictions about future trends. For example, machine learning can be used to analyze search trends and predict which keywords will be popular in the future.  
  • Natural language processing (NLP): NLP is used to understand the meaning of text and identify relevant keywords. For example, NLP can be used to identify synonyms and related terms, or to understand the sentiment behind search queries.  
  • Deep learning: Deep learning is a more advanced form of machine learning that can be used to analyze more complex data. For example, deep learning can be used to analyze the content of web pages and identify relevant keywords.

These technologies allow AI keyword research tools to provide more accurate and relevant keyword suggestions than traditional tools.

Future of AI Keyword Research Tools

The future of AI keyword research tools is bright. As AI technology continues to evolve, we can expect these tools to become even more powerful and sophisticated. Some of the trends we can expect to see include:

  • More predictive insights: AI tools will be able to provide more accurate predictions about future keyword trends. This will allow businesses to create content that is optimized for future search trends.  
  • Deeper user intent analysis: AI tools will be able to better understand the intent behind search queries and suggest more relevant keywords. This will help businesses create content that is more likely to satisfy the needs of their target audience.  
  • Expansion into voice and conversational search: AI tools will be able to optimize content for voice search and conversational search. This is becoming increasingly important as more people use voice assistants like Alexa and Siri to search for information.  

These advancements will make AI keyword research tools even more valuable for businesses and marketers.

Conclusion

AI keyword research tools are essential for any business that wants to improve its SEO. These tools can help you find high-value keywords, understand user intent, and optimize your content for search engines. They can analyze vast amounts of data, identify trends, and suggest relevant keywords based on user behavior and search intent. This saves time and resources while providing more accurate and relevant keyword suggestions.

When choosing an AI keyword research tool, it's important to consider your needs and budget. Some tools are more comprehensive than others, and some are more expensive. It's also important to consider the tool's user interface and ease of use.

The future of AI keyword research tools is bright. As AI technology continues to evolve, we can expect these tools to become even more powerful and sophisticated. This will make them even more valuable for businesses and marketers as they provide more predictive insights, deeper user intent analysis, and expansion into voice and conversational search optimization.