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Field
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GPT-5.4 nano
openai/gpt-5.4-nano
OrganizationOpenAI
FamilyGPT
Released2026-03-17
Context window400K
Max output128K
Modalities
ImageInputTextInputTextOutput
ProvidersCrossModel, Poe, Vivgrid, NanoGPT, FastRouter, NEAR AI Cloud, LLM Gateway, OpenCode Zen, GitHub Copilot, 302.AI, Neon, FrogBot, Pioneer, ZenMux, Abacus, Azure Cognitive Services, Model Oracle AI, Azure, OrcaRouter, Kilo Gateway, Merge Gateway, Vercel AI Gateway, OpenRouter, OpenAI
WeightsClosed
Attachments
Native
Reasoning
Native
Parameters: reasoning, include_reasoning, reasoning_effort
Tool call
Native
Parameters: tools, tool_choice
Structured
Native
Parameters: structured_outputs, response_format
Temperature-
Open weight-
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