Mistral Large 4 vs DeepSeek V4 Pro: cost
For a typical support chatbot, Mistral Large 4 is about 1.9× cheaper than DeepSeek V4 Pro ($35.64 vs $66.33 per month). Price is only one factor: test both on your own prompts before switching.
| Mistral Large 4 | DeepSeek V4 Pro | |
|---|---|---|
| Input /1M | $0.68 | $1.32 |
| Output /1M | $2.09 | $3.96 |
| Cached input /1M | $0.068 | $0.044 |
| Batch input /1M | — | — |
| Batch output /1M | — | — |
| Context | 524,288 | 1,000,000 |
Monthly cost by workload
| Scenario (per month) | Mistral Large 4 | DeepSeek V4 Pro |
|---|---|---|
| Customer support chatbot 1,000 req/day · 1,500 in · 300 out | $35.64 | $66.33 |
| RAG over documents 500 req/day · 6,000 in · 400 out | $57.22 | $108 |
| Agent loop (10 calls/task, 200 tasks) 2,000 req/day · 8,000 in · 500 out | $183 | $324 |
| Batch summarization 10,000 req/day · 3,000 in · 200 out · batch | $737 | $1,426 |