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OpenAI
GPT-5.4
gpt-5.4
Previous gen
Pricing (USD per 1M tokens)
| Group | Input | Output | Cache write | Cache read |
|---|---|---|---|---|
| OpenAI list price | $2.5 | $15 | $2.5 | $0.25 |
| Official · 0.85× | $2.13 | $12.75 | $2.13 | $0.212 |
List price applies to prompts under 272K tokens; longer prompts are billed at a higher long-context rate.
OpenAI charges no cache-write surcharge: a cache write costs the normal input price. Cache read is the cached-input price.
Capabilities
- Chat
- Function calling
- Reasoning
- Prompt caching