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Claude Sonnet 5.5 Anthropic GPT-4.1 OpenAI Deprecated
Input $2.00 $2.00
Output $10.00 $8.00
Blended $4.00 $3.50
Context window 1M 1.05M
Max output 128k 33k
Output speed 133.8 147.7
Quality 64.9 59
Reasoning 55 35.4
Coding 61 28
Value 4 4.1
Vision ✓ ✓
Reasoning ✓ −
Tool calling ✓ ✓
Structured output ✓ ✓
Prompt caching ✓ ✓
Batch API ✓ ✓
Licence Proprietary Proprietary
API model id claude-sonnet-5-5 gpt-4.1

At a glance

Input price, per million tokens
  1. Claude Sonnet 5.5Anthropic$2.00
  2. GPT-4.1OpenAI$2.00
Output price, per million tokens
  1. Claude Sonnet 5.5Anthropic$10.00
  2. GPT-4.1OpenAI$8.00
Context window
  1. Claude Sonnet 5.5Anthropic1M
  2. GPT-4.1OpenAI1.05M

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