GPT-5.4
by Xpersona · family gpt · listed Mar 2026RTV
Agent-ready GPT for coding and computer-use workflows at a lower cost
Current rates USD per 1M tokens
Input$0.75
Output$6.00
Cache read$0.075
Cache write—
Against the market
On the record
- Model id
gpt-5.4- Context window
- 1.1M tokens
- Max output
- 128K tokens
- Input modalities
- text, image
- Output modalities
- text
- Reasoning
- yes
- Tool calls
- yes
- Open weights
- no
- Knowledge cutoff
- Aug 2025
- Released
- 2026-03-05
- Last updated
- 2026-03-05
- Provider docs
- www.xpersona.co/docs
Back of the envelope
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