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GPT-5.4 vs GPT-5.5
GPT-5.4 and GPT-5.5: current price, context, max output, and supported operations.
Pricing comparison
| GPT-5.4 | GPT-5.5 | |
|---|---|---|
| Model maker | OpenAI | OpenAI |
| Delivery availability | Available | Available |
| Context window | 1.05M | 1.05M |
| Max output | 128K | 128K |
| Official price | Input$2.50per 1M tokensOutput$15.00per 1M tokens | Input$5.00per 1M tokensOutput$30.00per 1M tokens |
| Verified price | Input$1.75per 1M tokensOutput$10.50per 1M tokens | Input$3.50per 1M tokensOutput$21.00per 1M tokens |
| Model performance |
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| Capabilities | JSON modePrompt CacheReasoningTool useVision | CodeJSON modePrompt CacheReasoningTool useVision |
Summary
- GPT-5.4: Input $1.75 / Output $10.50 per 1M tokens; GPT-5.5: Input $3.50 / Output $21.00 per 1M tokens. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.
FAQ
Which is cheaper, GPT-5.4 or GPT-5.5?
GPT-5.4: Input $1.75 / Output $10.50 per 1M tokens; GPT-5.5: Input $3.50 / Output $21.00 per 1M tokens. Rates depend on the billing unit, specification, and usage. Compare matching conditions in the model's detailed pricing; a single rate does not determine the total cost.
What are the key differences between GPT-5.4 and GPT-5.5?
GPT-5.5: Code