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Claude Haiku 5.5 Anthropic GPT-5 nano OpenAI Legacy
Input $0.10 $0.050
Output $0.50 $0.40
Blended $0.20 $0.14
Context window 1M 400k
Max output 128k 128k
Output speed 235 136.4
Quality 56.5 56
Reasoning 44.4 38.6
Coding 55 22.6
Value 69.3 100
Vision ✓ ✓
Reasoning ✓ ✓
Tool calling ✓ ✓
Structured output ✓ ✓
Prompt caching ✓ ✓
Batch API ✓ ✓
Licence Proprietary Proprietary
API model id claude-haiku-5-5 gpt-5-nano

At a glance

Input price, per million tokens
  1. Claude Haiku 5.5Anthropic$0.10
  2. GPT-5 nanoOpenAI$0.050
Output price, per million tokens
  1. Claude Haiku 5.5Anthropic$0.50
  2. GPT-5 nanoOpenAI$0.40
Context window
  1. Claude Haiku 5.5Anthropic1M
  2. GPT-5 nanoOpenAI400k

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