Grok (xAI)
- Free · freeMonth
- SuperGrok Lite · $10Month
- SuperGrok · $30Month
- SuperGrok Plus · $100Month
- SuperGrok Heavy · $300Month
- Grok Business · $30access/month (grok.com: "$30 USD/access"); x.ai/pricing: "$30 /month"
- Enterprise · contact sales
Grok (xAI) vs Perplexity
Grok and Perplexity can answer questions using current web information. Grok is a broader assistant with X search, voice, and image and video features; Perplexity is primarily built for researchable answers with sources and a search-centered workflow.
When to pick which
Choose Perplexity when research should be a repeatable search process with clear sources. Choose Grok when you also need X context or voice, image, and video features. Open important sources yourself: citations do not replace checking them.
Differences at a glance
- Free access: Grok (xAI) as Free plan; Perplexity as Free plan.
- Paid entry in the catalog: Grok (xAI) SuperGrok; Perplexity Pro. Amounts are in the table and follow the price region.
- Grok (xAI): AI assistant from xAI (SpaceX founders) with real-time web and X search
- Grok (xAI): Generous free usage limits according to the vendor
- Perplexity: AI search with cited current sources
- Perplexity: Pro Search and Deep Research for multi-step research
| Criterion | Grok (xAI) | Perplexity |
|---|---|---|
| Free access | Free plan | Free plan |
| Paid from | SuperGrok · $30Month | Pro · $20Month |
Published plans by vendor
Each vendor separately. The same row does not mean the same plan. Prices follow the selected price region.
Perplexity
- Free · freeMonth
- Pro · $20Month
- Education Pro · $10month · Verified students and educators only; eligibility check required
- Max · $200Month
- Enterprise Pro · $40 / $400seat/month or seat/year
- Enterprise Max · $325 / $3.250seat/month or seat/year
- Pro (annual billing) · $200year
- Max (annual billing) · $2000year
Grok (xAI)
Grok is the AI assistant from xAI, the company of SpaceX founders, with real-time web search and direct X platform integration. The free plan provides generous usage limits according to the vendor.
SuperGrok unlocks extended usage. Multimodal inputs for text and image are supported. Developers can access Grok models via API for integration into their own products.
Perplexity
Perplexity starts as an AI search product: it retrieves current web sources, summarises them, and displays citations alongside the answer. That is useful for quick fact checks, market scans, and literature research, but it does not replace checking the original source.
Pro adds advanced models, Pro Search, Deep Research, file and app creation, and image and video generation. Free offers limited Pro Searches and, according to the account guide, 3 file uploads daily.
Official sources
Grok (xAI)
- Grok (xAI) pricing (x.ai)
- Grok (xAI) (grok.com)
Perplexity
- Perplexity help (perplexity.ai)
FAQ
Which is cheaper, Grok (xAI) or Perplexity?
The cheaper paid entry is Perplexity at $20, against $30 for Grok (xAI). That is the vendor's list price; regional prices can differ.
Can Grok (xAI) and Perplexity be tried for free?
Grok (xAI): Free plan. Perplexity: Free plan.