POST /v1/chat/completionsGPT-5.4 Pro
gpt-5.4-proGPT-5.4 Pro is the more precise and higher-quality tier of GPT-5.4, built for demanding professional tasks. OpenAI’s model guidance separates Pro from the standard version by its stronger reasoning and accuracy expectations. In a catalog, it should be described as the choice for difficult analysis, complex code, and high-stakes knowledge work when extra depth is worth the cost.
Total Context
1.1Mtokens
Max Output
128Ktokens
Released
Mar 5, 2026
Modalities
GPT-5.4 Pro Price
| Token Tier | Input Price | Output Price |
|---|---|---|
| <=272K | $30/M | $180/M |
| >272K | $60/M | $270/M |
GPT-5.4 Pro API
GPT-5.4 Pro FAQ
GPT-5.4 Pro: capabilities, use cases, limits, and TokenHub guidance.
What problem does GPT-5.4 Pro address?+
GPT-5.4 Pro is a OpenAI model for maximum-quality complex professional work.
When should I choose GPT-5.4 Pro?+
Best for complex coding, research and synthesis and professional documents and spreadsheets, especially when maximum answer quality is the priority.
What does GPT-5.4 Pro do well?+
Key strength: more test-time compute for smarter, more precise responses.
What does GPT-5.4 Pro sacrifice?+
The Pro variant is restricted to the Responses API and may take longer to finish. For speed and cost efficiency, consider GPT-5.4.
How do I use GPT-5.4 Pro in TokenHub?+
Use the exact ID shown by TokenHub; follow your account docs and verify current features.
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