WhichBot › Compare › Mistral Large 4 vs DeepSeek V4 Pro
Last checked Oct 28, 2026 · plain English · no paid picks
Mistral Large 4 vs DeepSeek V4 Pro
Short answer: neither wins at everything.
Pick Mistral Large 4 if you want a European provider's top model with room for very long documents.
Pick DeepSeek V4 Pro if you want DeepSeek's bigger model with open weights and you don't need it to read pictures.
Mistral Large 4 vs DeepSeek V4 Pro side by side
| Mistral Large 4 | DeepSeek V4 Pro | |
|---|---|---|
| What it is | Mistral's largest model (preview) | Larger text model from DeepSeek (China) |
| Made by | Mistral | DeepSeek |
| Price | Developer price: $1.36 in and $4.18 out per million tokens | Developer price: $0.66 in and $1.98 out per million tokens |
| Good at | Reads up to 1,048,576 tokens at once; Reads: text, image, PDFs | Open weights (you can download and run it yourself); Reads up to 1,048,576 tokens at once; Reads: text |
| Watch out for | Not listed in our data | No vision |
| Privacy | Not listed in our data | Data stored in China; training opt-out in settings |
| Status | Current. Public Preview since Oct 6, 2026. Price $1.36 in / $4.18 out per million tokens ($0.14 cached input). The launch sale ($0.68 / $2.09, 50% off for 2 weeks) has ended: re-checked Oct 21, 2026, Mistral's model page shows the regular price. 1M context; open weights 'coming soon'. Corrected Oct 17, 2026: we had $0.50/$1.50, which is a general 'Mistral Large' example on the pricing page, not Large 4's model card | Current |
| Sources | models.dev · docs.mistral.ai · docs.mistral.ai (2) | api-docs.deepseek.com · models.dev · cdn.deepseek.com |
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Questions people ask
Is Mistral Large 4 or DeepSeek V4 Pro better?
It depends on what you do. Pick Mistral Large 4 if you want a European provider's top model with room for very long documents. Pick DeepSeek V4 Pro if you want DeepSeek's bigger model with open weights and you don't need it to read pictures.
How does WhichBot decide?
Hector uses a written rubric: everyday usefulness, cost and free plans, privacy, reliability, ease of use, availability and safety. Rankings are one input, not the answer.
Facts come from the companies' own pages, linked above, and were last checked Oct 28, 2026. Prices are US and can change. Picks are Hector's: no paid picks, sponsors always labeled, and no sponsorship from AI labs. Our policy.