Claude Sonnet 5 vs DeepSeek V4 Flash

Side-by-side comparison of API pricing, context windows, and capabilities. Both models are available through one MeshTok API key at official list pricing.

Cheaper input: DeepSeek V4 Flash ($0.14/M) · Longer context: Claude Sonnet 5 (1M)

Anthropic
Claude Sonnet 5
Anthropic
DeepSeek
DeepSeek V4 Flash
DeepSeek
Input price $3.00/M $0.14/M
Output price $15.00/M $0.29/M
Context window 1M 1M
Vendor Anthropic DeepSeek
Origin US CN
Image input Yes Yes
Video input No No
Audio input No No
Reasoning Yes No
Coding Yes Yes
Tool use Yes Yes
Start with either model Claude Sonnet 5 details DeepSeek V4 Flash details

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