DeepSeek V4-Flash vs DeepSeek V3.2

Detailed pricing comparison and cost analysis.

Updated April 2026

Cost Simulator

DeepSeek V4-Flash Cost
$0.20
DeepSeek V3.2 Cost
$0.36
DeepSeek V4-Flash is 46% cheaper
FeatureDeepSeek V4-FlashDeepSeek V3.2
ProviderDeepSeekDeepSeek
Input Price (1M)$0.14$0.28
Output Price (1M)$0.28$0.42
Context Window1,000,000128,000

Verdict

DeepSeek V4-Flash costs $0.14 per 1M input tokens and $0.28 per 1M output tokens. DeepSeek V3.2 costs $0.28 per 1M input tokens and $0.42 per 1M output tokens. DeepSeek V4-Flash is 50% cheaper on input tokens than DeepSeek V3.2. For output tokens, DeepSeek V4-Flash is the more affordable option at $0.28/1M vs $0.42.

On context window, DeepSeek V4-Flash 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-Flash

  • ✓ You need the lowest input token cost ($ 0.14/1M)
  • ✓ Your workload is output-heavy — DeepSeek V4-Flash generates text cheaper
  • ✓ You need a larger context window (1,000,000 tokens)
  • ✓ You are already integrated with DeepSeek

When to choose DeepSeek V3.2

  • ✓ You are already integrated with DeepSeek

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-Flash cheaper than DeepSeek V3.2?

DeepSeek V4-Flash is cheaper on input tokens at $0.14/1M vs $0.28/1M for DeepSeek V3.2 — a 50% saving.

What is the context window of DeepSeek V4-Flash vs DeepSeek V3.2?

DeepSeek V4-Flash has a 1,000,000-token context window. DeepSeek V3.2 has a 128,000-token context window. DeepSeek V4-Flash supports the larger context, suitable for longer documents and agentic workflows.

Which model is better: DeepSeek V4-Flash or DeepSeek V3.2?

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