AI Tool Comparison

Perplexity vs Grok

Side-by-side comparison of pricing, features, and use cases to help you decide which fits your AI stack.

Direct answer

Pick Perplexity

Choose Perplexity if you value cited answers with inline sources and research mode for multi-step reports.

Pick Grok

Choose Grok if you value real-time information from x and deepsearch for sourced research answers.

Side by side

Perplexity and Grok compared by category, use, price, free tier and features
TopicPerplexityGrok
CategoryPerplexityAI SearchGrokAI Assistant
Best forPerplexityAI search engine with cited answers, Research mode, and access to GPT-5.2, Claude, and Gemini.GrokxAI assistant with real-time X data, DeepSearch, and image generation.
PricingPerplexity

Pro$20/month

or $16.67/month billed yearly

A free tier is available.

Prices in USD, checked Aug 2026

Grok

SuperGrok$30/month

or $25/month billed yearly

A free tier is available.

Prices in USD, checked Aug 2026

Free tierPerplexityYesGrokYes
Key featuresPerplexity
  • Cited answers with inline sources
  • Research mode for multi-step reports
  • Access to GPT-5.2, Claude, Gemini 3 Pro
  • Image and video generation
  • Perplexity Computer agentic tool
Grok
  • Real-time information from X
  • DeepSearch for sourced research answers
  • Image generation built in
  • Reasoning mode for complex problems
  • Voice mode on mobile apps

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