GPT-5.4 is a OpenAI model tracked in Zoen. It supports a 1.05M token context window. Pricing starts at $2.5/1M input tokens and $15/1M output tokens. Key capabilities include Tool choice, Structured outputs, Reasoning none, low, medium, high, xhigh. Best for reasoning-heavy tasks that need more deliberate model control.
Best forBest for reasoning-heavy tasks that need more deliberate model control.
TemperatureNot configurable
Reasoning effortnone, low, medium, high, xhigh
Verbositylow, medium, high
Thinking levelsNot supported
Structured outputsSupported
Tool choiceSupported
Computer useNot supported
Deep researchNot supported
Memory supportSupported
Max output tokens128k
Frequently asked questions
GPT-5.4 is a OpenAI model available in Zoen. GPT-5.4 is a OpenAI model tracked in Zoen. It supports a 1.05M token context window. Pricing starts at $2.5/1M input tokens and $15/1M output tokens. Key capabilities include Tool choice, Structured outputs, Reasoning none, low, medium, high, xhigh.
GPT-5.4 is listed at $2.5/1M input tokens, $0.25/1M cached input tokens, and $15/1M output tokens.
GPT-5.4 supports a context window of 1.05M tokens in Zoen. In an agent, this determines how much conversation history, tool outputs, and retrieved documents the model can hold in a single call.
GPT-5.4 supports the following capabilities in Zoen: Tool choice, Structured outputs, Reasoning none, low, medium, high, xhigh, Verbosity low, medium, high, Max output 128k.
Best for reasoning-heavy tasks that need more deliberate model control. When used in a Zoen workflow, it can be selected in any Agent block from the model picker.