Perplexity Free vs Grok Free
Same price · Updated 2026-08-31
Grok Free
xaixAI pricing page lists Free at $0/month with generous free limits for trying Grok.
Full details →| Attribute | Perplexity Free | Grok Free |
|---|---|---|
| Price | Free | Free |
| Tier | free | free |
| Context window | 32K tokens | — |
| Provider | perplexity | xai |
| Billing | free | free |
| Audience | consumer | consumer |
| Flagship models | sonar | grok-4 |
| Usage note | Unlimited quick searches, 3 Pro searches/day | xAI pricing page lists Free at $0/month with generous free limits for trying Grok. |
| Feature count | 3 | 4 |
Only in Perplexity Free
- +quick search
- +3 Pro searches per day
- +basic sources
Only in Grok Free
- +real-time web and X search
- +voice mode
- +SOC 2 compliance (Type I & II)
- +connectors
Which one should I pick?
Same price Picking between Perplexity Free and Grok Free usually comes down to three things: which models you want access to, how much you'll actually use, and what ecosystem you already live in.
- Pick Perplexity Free if you want sonar as your daily driver, or if quick search matters to you.
- Pick Grok Free if you want grok-4, or if real-time web and X search is closer to your workflow.
Still unsure? The Subscription vs API calculator tells you the break-even usage where pay-as-you-go API access would be cheaper than either subscription.
Frequently asked questions
What is the price difference between Perplexity Free and Grok Free? +
Perplexity Free and Grok Free are both priced at Free per month, so cost is not a deciding factor — pick based on included models and feature fit.
Which AI models are included with Perplexity Free vs Grok Free? +
Perplexity Free bundles sonar. Grok Free bundles grok-4. The model lineup is usually the most important factor — pick the plan whose flagship models match the work you actually do.
Is Perplexity Free or Grok Free better value for power users? +
Both plans are priced the same, so value comes down to feature depth and model access — see the "Only in" lists above.
Can I switch between Perplexity Free and Grok Free? +
Yes. Both plans are monthly subscriptions you can cancel or downgrade at any time. Many users keep one plan as a daily driver and try the other for a single billing cycle to compare in their own workflow.