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Claude Sonnet 3.5 (new) Anthropic Retired GPT-5.6 Terra OpenAI
Input $3.00 $2.00
Output $15.00 $12.00
Blended $6.00 $4.50
Context window 200k 1.05M
Max output No data 128k
Output speed No data 124.9
Quality No data 62
Reasoning No data 67.7
Coding No data 65.4
Value No data 3.4
Vision ✓ ✓
Reasoning − ✓
Tool calling ✓ ✓
Structured output ✓ ✓
Prompt caching − ✓
Batch API ✓ ✓
Licence Proprietary Proprietary
API model id claude-3-5-sonnet-20241022 gpt-5.6-terra

At a glance

Input price, per million tokens
  1. Claude Sonnet 3.5 (new)Anthropic$3.00
  2. GPT-5.6 TerraOpenAI$2.00
Output price, per million tokens
  1. Claude Sonnet 3.5 (new)Anthropic$15.00
  2. GPT-5.6 TerraOpenAI$12.00
Context window
  1. Claude Sonnet 3.5 (new)Anthropic200k
  2. GPT-5.6 TerraOpenAI1.05M

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