Grammarly vs Mistral AI: Pricing Comparison 2026
Side-by-side pricing comparison of Grammarly and Mistral AI. See all plans, features, and costs at a glance.
Bottom line: Both Grammarly and Mistral AI offer free plans. Grammarly has 3 pricing tiers while Mistral AI has 4.
Last updated: March 16, 2026
Grammarly vs Mistral AI: Quick Pricing Facts
| Feature | Grammarly | Mistral AI |
|---|---|---|
| Starting Price | Custom pricing | $14.99/mo |
| Number of Plans | 3 | 4 |
| Free Tier | Yes | Yes |
| Pricing Model | freemium | usage-based |
| Annual Discount | N/A | N/A |
Grammarly and Mistral AI are both priced at Custom pricing, making them equally accessible AI & ML tools. Together they offer 7 pricing plans with 0 features compared, so the best choice comes down to which features match your needs.
Both tools offer free plans, making them accessible for teams on a budget. Grammarly uses freemium pricing while Mistral AI uses usage-based pricing, which may affect your total cost at scale.
Review the detailed tier-by-tier comparison above to see exactly which features are included at each price point and find the best fit for your AI & ML needs.
| Pricing Plans |  Grammarly Try it free |  Mistral AI Try it free |
|---|---|---|
| Tier 1 | FreePopular $0/monthCheapest | Free $0/monthCheapest |
| Tier 2 | ProPopular Custom pricing | Pro $15/monthCheapest |
| Tier 3 | EnterprisePopular Custom pricing | Team $25/monthCheapest |
| Tier 4 | — | Enterprise Custom pricing |
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What Reviewers Say
Mistral AI
Mistral AI
Mistral AI offers a free plan, offers 4 tiers vs 3.
Based on pricing data only. Review the full comparison below for your specific needs.
Best value: Mistral AI
Try Mistral AI freeWhich Should You Choose?
Choose Grammarly if:
- •You prefer Grammarly's free tier features—features
- •You prioritize Grammarly's user experience and interface over price (both tools are similarly priced)
- •Grammarly's freemium pricing lets you match exact team size without tier gaps
Choose Mistral AI if:
- •You prefer Mistral AI's free tier features—features
- •You need 4 pricing tiers for flexible team sizing—more options mean less overpaying for features you don't need
- •You prioritize Mistral AI's user experience and interface over price (both tools are similarly priced)
Both Grammarly and Mistral AI offer free plans [1], eliminating cost barriers for evaluation. This means you can test both tools thoroughly with your actual workflows before any financial commitment. The free tiers differ in scope: Grammarly includes multiple features, while Mistral AI includes multiple features. Evaluate which free tier matches your evaluation needs before deciding to upgrade. Your best approach is to activate both free trials and evaluate which tool's workflow, integrations, and user experience align better with your team's needs before committing to paid plans.
Frequently Asked Questions: Grammarly vs Mistral AI
How many pricing plans does Grammarly have vs Mistral AI?
Does Grammarly or Mistral AI offer a free plan?
What is the most popular Grammarly plan?
Does Grammarly or Mistral AI offer custom enterprise pricing?
What pricing models do Grammarly and Mistral AI use?
How do Grammarly and Mistral AI compare for AI & ML?
Sources
- Grammarly Official Pricing— Vendor pricing page
- Mistral AI Official Pricing— Vendor pricing page
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