Anthropic: Claude Sonnet 4 vs DeepSeek: DeepSeek V3

Side-by-side comparison based on OpenRouter API data.

Key Differences

  • DeepSeek: DeepSeek V3 is 9.4x cheaper than Anthropic: Claude Sonnet 4 for input tokens
  • Anthropic: Claude Sonnet 4 has 1.2x more context than DeepSeek: DeepSeek V3 (200K vs 164K)
SpecAnthropic: Claude Sonnet 4DeepSeek: DeepSeek V3
ProviderAnthropicDeepSeek
Context Length200K164K
Max Output64K164K
Input Price/1M$3.00$0.32
Output Price/1M$15$0.89
Cache Read/1M$0.30Free
Cache Write/1M$3.75Free
Input ModalitiesImage + Text + FileText
Output ModalitiesTextText
TokenizerClaudeDeepSeek
ModeratedYesNo