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DeepSeek V4-Pro vs Mistral Medium 3

Detailed pricing comparison and cost analysis.

Updated September 2026

Cost Simulator

DeepSeek V4-Pro Cost
$2.11
Mistral Medium 3 Cost
$0.80
Mistral Medium 3 is 62% cheaper
FeatureDeepSeek V4-ProMistral Medium 3
ProviderDeepSeekMistral
Input Price (1M)$1.32$0.40
Output Price (1M)$3.96$2.00
Context Window1,000,000131,000

Verdict

DeepSeek V4-Pro costs $1.32 per 1M input tokens and $3.96 per 1M output tokens. Mistral Medium 3 costs $0.40 per 1M input tokens and $2.00 per 1M output tokens. Mistral Medium 3 is 70% cheaper on input tokens than DeepSeek V4-Pro. For output tokens, Mistral Medium 3 is the more affordable option at $2.00/1M vs $3.96.

On context window, DeepSeek V4-Pro supports 1,000,000 tokens — meaning it can fit more conversation history, documents, or code in a single request. This matters for RAG pipelines, long document analysis, and agentic workflows where context builds up over many turns.

When to choose DeepSeek V4-Pro

  • ✓ You need a larger context window (1,000,000 tokens)
  • ✓ You are already integrated with DeepSeek

When to choose Mistral Medium 3

  • ✓ You need the lowest input token cost ($ 0.40/1M)
  • ✓ Your workload is output-heavy — Mistral Medium 3 generates text cheaper
  • ✓ You are already integrated with Mistral

Use the calculator above to simulate your specific workload and find the exact break-even point. For most applications, the cheapest model is the one that minimises your total monthly bill given your input-to-output token ratio.

Frequently Asked Questions

Is DeepSeek V4-Pro cheaper than Mistral Medium 3?

Mistral Medium 3 is cheaper on input tokens at $0.40/1M vs $1.32/1M for DeepSeek V4-Pro — a 70% saving.

What is the context window of DeepSeek V4-Pro vs Mistral Medium 3?

DeepSeek V4-Pro has a 1,000,000-token context window. Mistral Medium 3 has a 131,000-token context window. DeepSeek V4-Pro supports the larger context, suitable for longer documents and agentic workflows.

Which model is better: DeepSeek V4-Pro or Mistral Medium 3?

The best choice depends on your use case. For cost efficiency on input tokens, Mistral Medium 3 is the cheaper option. For maximum context length, DeepSeek V4-Pro supports 1,000,000 tokens. Use the comparison table above to find the right fit for your workload.