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OpenAI: GPT-5.5
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...
specs & pricing
- Type
- text
- Provider
- openai
- Model ID
- openai/gpt-5.5
- Capabilities
- vision, tools, reasoning
- Context window
- 1.1M tokens
- Input price
- $5.50 / 1M tokens
- Output price
- $33.00 / 1M tokens
Cloud price is billed from prepaid credits when a request fails over to the cloud. Open-weight models run free on GPUs you own — the gateway routes to your nodes first.