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Claude Sonnet 5 Anthropic Legacy Claude Sonnet 5.5 Anthropic
Input $2.00 $2.00
Output $10.00 $10.00
Blended $4.00 $4.00
Context window 1M 1M
Max output 128k 128k
Output speed 83.3 133.8
Quality 57.3 64.9
Reasoning 66.2 55
Coding 54.3 61
Value 3.5 4
Vision ✓ ✓
Reasoning ✓ ✓
Tool calling ✓ ✓
Structured output ✓ ✓
Prompt caching ✓ ✓
Batch API ✓ ✓
Licence Proprietary Proprietary
API model id claude-sonnet-5 claude-sonnet-5-5

At a glance

Input price, per million tokens
  1. Claude Sonnet 5Anthropic$2.00
  2. Claude Sonnet 5.5Anthropic$2.00
Output price, per million tokens
  1. Claude Sonnet 5Anthropic$10.00
  2. Claude Sonnet 5.5Anthropic$10.00
Context window
  1. Claude Sonnet 5Anthropic1M
  2. Claude Sonnet 5.5Anthropic1M

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