Model pricing
OpenAI: GPT-5.5 API Pricing
OpenAI · 1M context
toolsstructured-outputreasoninglong-contextflagship
Provider prices
Pricing across providers
Prices are shown per 1M tokens with cache pricing, source links, observation dates, and confidence labels.
| Provider | Input / Output | Cached | Source type | Source | Observed | Confidence |
|---|---|---|---|---|---|---|
| Azureazure · cloud | $5.00 / $30.00 | $0.50 | OpenRouter endpoint | Source | 2026-06-08 | high |
| OpenAIopenai · official | $5.00 / $30.00 | $0.50 | Official manual | Source | 2026-05-15 | high |
| OpenRouteropenrouter · aggregator | $5.00 / $30.00 | $0.50 | OpenRouter aggregate | Source | 2026-06-08 | high |
| Azureazure-eu · endpoint | $5.50 / $33.00 | $0.55 | OpenRouter endpoint | Source | 2026-06-08 | high |
Same organization
Related models
Other tracked models from OpenAI.