Comparison

DeepSeek V4 Flash vs Mistral Small 4

DeepSeek V4 Flash costs 7% less per input token than Mistral Small 4. DeepSeek V4 Flash is 53% cheaper on output tokens. DeepSeek V4 Flash offers a cheaper cached-input tier for repeated context.

FieldDeepSeek V4 Flash
Mistral Small 4
ProviderDeepSeekMistral AI
Context window1M
Max output384K
Input / 1M$0.147% cheaper$0.15
Output / 1M$0.2853% cheaper$0.60
Cached input / 1M$0.0028
Batch discount50%
Release date

Worked cost examples

Estimated monthly cost on three common usage shapes

WorkloadDeepSeek V4 FlashMistral Small 4

Chatbot

800 input / 200 output tokens per request, 100,000 requests/month

$16.80cheaper$24.00

RAG pipeline

6,000 input / 700 output tokens per request, 30,000 requests/month

$31.08cheaper$39.60

Batch summarization

20,000 input / 1,500 output tokens per request, 5,000 requests/month

$16.10cheaper$19.50

DeepSeek V4 Flash vs Mistral Small 4 FAQ

Is DeepSeek V4 Flash cheaper than Mistral Small 4?
DeepSeek V4 Flash costs $0.14 per 1M input tokens versus $0.15 for Mistral Small 4 — DeepSeek V4 Flash is 7% cheaper per input token.
Which is cheaper for output tokens, DeepSeek V4 Flash or Mistral Small 4?
DeepSeek V4 Flash charges $0.28 per 1M output tokens; Mistral Small 4 charges $0.60 per 1M output tokens.
Do DeepSeek V4 Flash and Mistral Small 4 offer cache pricing?
DeepSeek V4 Flash discounts cached input to $0.0028 per 1M tokens. Mistral Small 4 has no documented cache discount.

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