DEEPSEEK VS MISTRAL
DeepSeek V4 Flash vs Mistral Large 3
DeepSeek V4 Flash is about 4.3x cheaper than Mistral Large 3 on a blended 3:1 input:output rate — the same 10K-in/2K-out request costs $0.002 vs $0.008. DeepSeek V4 Flash has the larger context window (1,000,000 vs 262,144 tokens).
Pricing verified
API pricing per 1M tokens
| Model | Input / 1M tokens | Output / 1M tokens | Blended (3:1 mix) |
|---|---|---|---|
| DeepSeek V4 Flash | $0.14 | $0.28 | $0.175 |
| Mistral Large 3 | $0.50 | $1.50 | $0.75 |
Rates from official DeepSeek pricing and official Mistral pricing, checked 2026-08-11.
What a real workload costs
Example: one request with 10,000 input tokens and 2,000 output tokens, then that request at 100,000 runs per month.
| Model | Per request (10K in / 2K out) | Per month (100K requests) | Monthly delta |
|---|---|---|---|
| DeepSeek V4 Flash | $0.002 | $196 | — |
| Mistral Large 3 | $0.008 | $800 | +$604 |
Model your own prompt sizes and volumes in the token cost analyzer, or check caching savings with the prompt caching calculator.
Specs side by side
| Spec | DeepSeek V4 Flash | Mistral Large 3 |
|---|---|---|
| Provider | DeepSeek | Mistral |
| Context window | 1,000,000 tokens | 262,144 tokens |
| Model class | General text | General text |
| Tokenizer | Proprietary (counts estimated) | Proprietary (counts estimated) |
Count tokens for each model on its own page: DeepSeek V4 Flash token counter and Mistral Large 3 token counter. All DeepSeek models are on the DeepSeek Token Counter. All Mistral models are on the Mistral Token Counter.
FAQ
DeepSeek V4 Flash vs Mistral Large 3 FAQ
Which is cheaper, DeepSeek V4 Flash or Mistral Large 3?
DeepSeek V4 Flash is cheaper. At rates checked 2026-08-11, DeepSeek V4 Flash costs $0.14 input / $0.28 output per 1M tokens, while Mistral Large 3 costs $0.50 input / $1.50 output — about a 4.3x difference on a typical 3:1 input-heavy workload.
How much does a real request cost on DeepSeek V4 Flash vs Mistral Large 3?
A request with 10,000 input tokens and 2,000 output tokens costs about $0.002 on DeepSeek V4 Flash and $0.008 on Mistral Large 3. At 100,000 such requests per month that is $196 vs $800 — a difference of $604 per month.
Which has the bigger context window, DeepSeek V4 Flash or Mistral Large 3?
DeepSeek V4 Flash. It supports 1,000,000 tokens of context versus 262,144 tokens — roughly 750,000 English words in one request.
Do DeepSeek V4 Flash and Mistral Large 3 count tokens the same way?
Not exactly. DeepSeek V4 Flash uses a proprietary tokenizer (counts are estimates) and Mistral Large 3 uses a proprietary tokenizer (counts are estimates). The same prompt will tokenize differently, which shifts effective cost per word.