Grok vs Perplexity AI: which one to choose in 2026?

Community ratings, features, pricing and free plans: the complete head-to-head between Grok and Perplexity AI to find the right tool for your needs.

Screenshot of Grok
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Grok

4.3 (356)

Grok is the conversational assistant developed by xAI, Elon Musk's artificial intelligence company. Powered by the latest generation of Grok models, it answers questions, writes, codes and generates images, with a DeepSearch mode for in-depth research. Its native integration with X (formerly Twitter) gives it real-time access to news and conversations on the network, which sets it clearly apart from rival chatbots.

Chatbot
View detailsOfficial site
Screenshot of Perplexity AI
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Perplexity AI

4.6 (441)

Halfway between a search engine and a conversational assistant, Perplexity answers your questions while systematically citing its sources. Every claim is linked back to the web pages it consulted, making it a valuable tool for market monitoring, documentary research and fact-checking.

Research ToolChatbot
View detailsOfficial site

Comparison table

CriterionGrokPerplexity AI
Average rating4.34.6
Number of reviews356441
Free planYesYes
PlansFree, SuperGrok, SuperGrok HeavyFree, Pro, Max
CategoriesChatbotResearch Tool, Chatbot
Last updatedJuly 8, 2026July 8, 2026

See all tools in these categories: Chatbot

Our verdict

Grok or Perplexity AI?

With an average rating of 4.6/5 (441 reviews), Perplexity AI comes out ahead of Grok (4.3/5, 356 reviews) with our community.

Budget-wise, both tools offer a free plan: you can try them before committing to a paid tier.

Perplexity AI also covers Research Tool, ground that Grok does not directly address.

Features head to head

Grok

  • Real-time access to X posts and news from across the web
  • DeepSearch mode: in-depth multi-source research with synthesized results
  • Think mode for step-by-step reasoning on complex problems
  • Image and short video generation with Grok Imagine
  • Voice mode for spoken conversations on mobile

Perplexity AI

  • Sourced answers with verifiable citations
  • Real-time web search
  • Deep Research mode for detailed analyses
  • Choice of multiple language models on the Pro plan
  • Spaces to organize your research by project
  • Comet browser with built-in AI assistant, free on desktop and mobile

Pricing compared

Grok

Free

  • Access via grok.com and the X app
  • Limited number of messages, with variable quotas
  • Restricted access to DeepSearch and Think mode

SuperGrok

  • $30 per month
  • Significantly higher quotas
  • Access to recent Grok models
  • Extended DeepSearch, Think mode and Grok Imagine

SuperGrok Heavy

  • $300 per month
  • Priority access to the most powerful models
  • Maximum quotas and early access to new features

Perplexity AI

Free

  • Unlimited standard searches
  • A few Pro searches per day
  • Limited file uploads

Pro

  • $20 per month
  • Over 300 Pro searches per day
  • Choice of model (GPT, Claude, Sonar...)
  • Unlimited file uploads and analysis

Max

  • $200 per month
  • Priority access to new products and models
  • Model Council: query multiple frontier models simultaneously

Prices are indicative and may change — check the official sites for up-to-date pricing.

Frequently asked questions

What is the difference between Grok and Perplexity AI?

Both tools share the Chatbot space, but Perplexity AI adds Research Tool.

Grok or Perplexity AI: which one is rated higher?

Perplexity AI earns the better average rating: 4.6/5 (441 reviews), versus 4.3/5 (356 reviews) for Grok.

Can you use Grok or Perplexity AI for free?

Yes: both Grok and Perplexity AI offer a free plan to get started. Advanced features require their paid tiers.

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