Compare DeepSeek V4.1 Flash with alternatives
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Comparing DeepSeek V4.1 Flash, Claude Haiku 5.5, Claude Opus 5.5
| Attribute | DeepSeek V4.1 Flash | Claude Haiku 5.5 | Claude Opus 5.5 |
|---|---|---|---|
| What it is | DeepSeek V4.1 Flash is an MIT-licensed open-weights multimodal MoE model with a 1M-token context, served on the DeepSeek API as deepseek-flash. | Anthropic's small, fast Claude model. It is positioned for high-volume work like classification and routing, which suits first-line support triage. | Claude Opus 5.5 is Anthropic's model for long-running agentic coding and knowledge work, with a 1M-token context. |
| Category | Model | Model | Model |
| Type | API | API | API |
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| Pricing | PaidPeak $0.30 in / $1.20 out per MTok; off-peak 50% off.As of | Paid$0.10 input / $0.50 output per MTok (prompts ≤100K).As of | Paid$4 input / $20 output per MTok.As of |
| License | Open weights (MIT)Checked | Proprietary model (hosted access only)Checked | License not yet reviewed |
| Layers | Model | Model | Model |
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