DeepSeek V4 Pro vs Mistral Large 3: API cost comparison
For a typical chatbot (1,500 input + 400 output tokens, 100,000 requests a month), Mistral Large 3 is 62% cheaper: $139 vs $366 for DeepSeek V4 Pro. Paste your own prompt below to compare the exact cost of your workload.
0 characters0 words0 tokens (GPT o200k)
| Model | Per month |
|---|---|
| DeepSeek V4 Pro | |
| Mistral Large 3 |
≈ = estimated token count: only OpenAI publishes its tokenizer. Claude counts use Anthropic’s published ratios; use the count_tokens API for an exact number.
Price per million tokens
USD, standard tier. Prices checked on October 28, 2026.
| DeepSeek V4 Pro | Mistral Large 3 | |
|---|---|---|
| Input | $1.32 | $0.5 |
| Output | $3.96 | $1.5 |
| Cached input | $0.044 | Not listed |
| Cache write (5 min) | Not charged separately | Not charged separately |
| Long prompts | Same price at any length | Same price at any length |
| Batch API | No discount | 50% off |
| Provider | DeepSeek | Mistral |
DeepSeek V4 Pro: Peak price. Off-peak is half: outside 01–04 and 06–10 UTC on weekdays, plus weekends and Chinese public holidays.
Monthly cost for common workloads
| Workload | DeepSeek V4 Pro | Mistral Large 3 |
|---|---|---|
| Chatbot 1,500 input + 400 output tokens, 100,000 requests a month | $366 | $139 |
| Document Q&A (RAG) 8,000 input + 500 output tokens, half the input cached, 20,000 requests a month | $154 | $99.00 |
| Long-document summary 150,000 input + 2,000 output tokens, 1,000 requests a month | $216 | $81.75 |
| Bulk classification (Batch API) 500 input + 20 output tokens, 1 million requests a month, Batch API where available | $772 | $146 |
Token counts are converted per model: the same text becomes a different number of tokens on each provider (see below). The cheaper option in each row is highlighted.
Frequently asked questions
Is DeepSeek V4 Pro cheaper than Mistral Large 3?
Per million tokens, DeepSeek V4 Pro costs $1.32 / $3.96 (input / output) and Mistral Large 3 costs $0.5 / $1.5. For a typical chatbot workload (1,500 input + 400 output tokens, 100,000 requests a month), Mistral Large 3 is 62% cheaper: $139 vs $366 for DeepSeek V4 Pro. Token counts differ between providers, so compare the cost of the same prompt rather than the price per token.
How much do DeepSeek V4 Pro and Mistral Large 3 cost per million tokens?
DeepSeek V4 Pro: $1.32 / $3.96 for input / output, $0.044 for cached input. Mistral Large 3: $0.5 / $1.5. Prices in US dollars, standard tier, checked on October 28, 2026.
Do DeepSeek V4 Pro and Mistral Large 3 count tokens the same way?
DeepSeek V4 Pro's tokenizer is not published. We estimate about 1.05× the GPT o200k count for the same text. Mistral Large 3's tokenizer is not published. We estimate about 1.05× the GPT o200k count for the same text.
Do DeepSeek V4 Pro and Mistral Large 3 have a Batch API discount?
Only Mistral Large 3 does (50% off). DeepSeek V4 Pro has no batch discount.