by OpenAI
GPT-5.4 mini is a faster, more efficient model that inherits the advantages of GPT-5.4 and is specifically optimized for high-volume workloads.
GPT-5.4 mini is a faster, more efficient model that inherits the advantages of GPT-5.4 and is specifically optimized for high-volume workloads.
gpt-5.4-mini has a 400,000 token context window.
On AIHubMix, gpt-5.4-mini costs $0.75 per million input tokens and $4.5 per million output tokens. Cached input reads are billed at $0.08 per million tokens.
gpt-5.4-mini accepts text and image input.
gpt-5.4-mini supports tool calling, function calling, structured outputs and web. Per-protocol parameter support is listed in the capability table on this page.
gpt-5.4-mini is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to gpt-5.4-mini — no other code changes needed.
gpt-5.4-mini is developed by OpenAI. AIHubMix aggregates it alongside models from other providers behind one API and one bill.
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Use gpt-5.4-mini via the AIHubMix unified API — one interface for every major LLM.