ChatGPT Free vs Grok Free
Same price · Updated 2026-08-31
ChatGPT Free
openaiGPT-5.6 Terra is available to Free users; subscription prices and quota budgets were unchanged by the July 30 price cut.
Full details →Grok Free
xaixAI pricing page lists Free at $0/month with generous free limits for trying Grok.
Full details →| Attribute | ChatGPT Free | Grok Free |
|---|---|---|
| Price | Free | Free |
| Tier | free | free |
| Context window | 8K tokens | — |
| Provider | openai | xai |
| Billing | free | free |
| Audience | consumer | consumer |
| Flagship models | gpt-5.6-terra | grok-4 |
| Usage note | GPT-5.6 Terra is available to Free users; subscription prices and quota budgets were unchanged by the July 30 price cut. | xAI pricing page lists Free at $0/month with generous free limits for trying Grok. |
| Feature count | 4 | 4 |
Only in ChatGPT Free
- +standard voice mode
- +limited file uploads
- +limited image generation
- +search
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 ChatGPT 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 ChatGPT Free if you want gpt-5.6-terra as your daily driver, or if standard voice mode 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 ChatGPT Free and Grok Free? +
ChatGPT 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 ChatGPT Free vs Grok Free? +
ChatGPT Free bundles gpt-5.6-terra. 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 ChatGPT 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 ChatGPT 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.