openai
OpenAI: GPT-5.5
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Quality Score
92/100
composite of price, context, capability
Input Price
$5.00
per 1M tokens
Output Price
$30.00
per 1M tokens
Context Window
1,050,000
tokens
- Model ID
- openai/gpt-5.5
- Vendor
- openai
- Tokenizer
- GPT
- Input Modalities
- file, image, text
- Output Modalities
- text
- Max Output
- 128,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
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