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DeepSeek V4.1 Flash vs DeepSeek V4 Flash Vision Exp

Pricing verdict: DeepSeek V4.1 Flash vs DeepSeek V4 Flash Vision Exp: DeepSeek V4.1 Flash is cheaper for input-heavy usage ($0.15/M vs $0.22/M input tokens), while DeepSeek V4.1 Flash is better for long-context tasks (1,000,000 tokens).

Direct answer: choose DeepSeek V4.1 Flash for lower token spend and choose DeepSeek V4.1 Flash when your workload needs longer context.

Compare API pricing, input and output token costs, context windows, and monthly estimates on one page so you can pick the right model fast.

DeepSeek
DeepSeek V4.1 Flash
vs
DeepSeek
DeepSeek V4 Flash Vision Exp

Cost Comparison (1000 input + 500 output tokens, 100 requests/day)

DeepSeek V4.1 Flash

Per Request:$0.000450
Daily:$0.045
Monthly:$1.35
Yearly:$16.425

DeepSeek V4 Flash Vision Exp

Per Request:$0.000550
Daily:$0.055
Monthly:$1.65
Yearly:$20.075

Cost Differences

+$0.000100
Per Request
+$0.01
Daily
+$0.30
Monthly
+$3.65
Yearly

DeepSeek V4 Flash Vision Exp costs more than DeepSeek V4.1 Flash

Quick Recommendation

Winner for direct API pricing: DeepSeek V4.1 Flash. At the default workload, DeepSeek V4.1 Flash saves about $0.30/month ($3.65/year) versus DeepSeek V4 Flash Vision Exp.

Feature Comparison

FeatureDeepSeek V4.1 FlashDeepSeek V4 Flash Vision Exp
ProviderDeepSeekDeepSeek
Input Price$0.15/1M tokens$0.22/1M tokens
Output Price$0.60/1M tokens$0.66/1M tokens
Context Window1,000,000 tokens1,000,000 tokens
Max Output384,000 tokens384,000 tokens
Categoryefficientefficient
Capabilities
textvisioncodereasoning
textvisioncodereasoning
Release Date9/10/20268/21/2026

DeepSeek V4.1 Flash vs DeepSeek V4 Flash Vision Exp: Which Should You Choose?

Choosing between DeepSeek V4.1 Flash and DeepSeek V4 Flash Vision Exp depends on your priorities: cost efficiency, context length, or raw capability. DeepSeek V4.1 Flash is the more affordable option at $0.15/1M input tokens — 32% cheaper than DeepSeek V4 Flash Vision Exp.

Both models are in the efficient category, making this a direct head-to-head comparison. At scale — say 10,000 requests per day — the cost difference adds up: DeepSeek V4.1 Flash would save you roughly $30.00/month compared to DeepSeek V4 Flash Vision Exp. For startups and indie developers, that difference can be significant.

Output costs matter too. DeepSeek V4.1 Flash charges $0.60/1M output tokens vs $0.66 for DeepSeek V4 Flash Vision Exp. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. DeepSeek V4.1 Flash has the edge here at $0.60/1M output tokens.

Multimodal capabilities: Both models support vision (image understanding), so you can send images alongside text prompts with either option.

Best Use Cases

Choose DeepSeek V4.1 Flash when:

  • • Budget is a primary concern
  • • You're already using DeepSeek's API ecosystem
  • • You're running high-volume, latency-sensitive workloads

Choose DeepSeek V4 Flash Vision Exp when:

  • • You're already using DeepSeek's API ecosystem
  • • You're running high-volume, latency-sensitive workloads

Pros and Caveats at a Glance

DeepSeek V4.1 Flash

  • Input pricing: $0.15/M tokens
  • Output pricing: $0.60/M tokens
  • Context window: 1,000,000 tokens
  • Max output: 384,000 tokens

Watch out for

  • Trade-offs are minor in this matchup.

DeepSeek V4 Flash Vision Exp

  • Input pricing: $0.22/M tokens
  • Output pricing: $0.66/M tokens
  • Context window: 1,000,000 tokens
  • Max output: 384,000 tokens

Watch out for

  • Higher input cost than DeepSeek V4.1 Flash
  • Higher output cost than DeepSeek V4.1 Flash

Try Different Scenarios

Use the calculator below to see how costs change with different usage patterns

DeepSeek V4.1 Flash (DeepSeek)

DeepSeek V4 Flash Vision Exp (DeepSeek)

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Frequently Asked Questions

Which is cheaper, DeepSeek V4.1 Flash or DeepSeek V4 Flash Vision Exp?
DeepSeek V4.1 Flash is cheaper for input tokens at $0.15 per million tokens vs $0.22 for DeepSeek V4 Flash Vision Exp — that's 32% savings on input costs.
What is the context window difference between DeepSeek V4.1 Flash and DeepSeek V4 Flash Vision Exp?
DeepSeek V4.1 Flash supports 1,000,000 tokens while DeepSeek V4 Flash Vision Exp supports 1,000,000 tokens — a difference of 0 tokens in favor of DeepSeek V4.1 Flash.
Which model is better for AI Agent / Agentic Workflows?
Both models support text, code, reasoning. For ai agent / agentic workflows, DeepSeek V4.1 Flash is the lower-cost option, while DeepSeek V4.1 Flash offers a larger context window (1,000,000 vs 1,000,000 tokens). Choose DeepSeek V4.1 Flash for budget sensitivity or DeepSeek V4.1 Flash for longer context tasks.
Which model has better overall pricing for heavy usage?
At 100 requests/day with 1,000 input and 500 output tokens each, DeepSeek V4.1 Flash costs about $1.35/month and DeepSeek V4 Flash Vision Exp costs about $1.65/month. Overall, DeepSeek V4.1 Flash has lower combined input + output rates ($0.15 in, $0.60 out) vs DeepSeek V4 Flash Vision Exp.

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