gpt-5.4-nano

by OpenAI

GPT-5.4 nano is designed for tasks where speed and cost are most important, such as classification, data extraction, ranking, and sub-agent scenarios.

API Pricing

Input$0.2 / 1M tokens
Output$1.25 / 1M tokens
Cache read$0.02 / 1M tokens

Specifications

Context window400,000 tokens
Modalitiestext, image
Featurestool calling, function calling, structured outputs, thinking, web

FAQ

What is gpt-5.4-nano?

GPT-5.4 nano is designed for tasks where speed and cost are most important, such as classification, data extraction, ranking, and sub-agent scenarios.

What is the context length of gpt-5.4-nano?

gpt-5.4-nano has a 400,000 token context window.

How much does gpt-5.4-nano cost?

On AIHubMix, gpt-5.4-nano costs $0.2 per million input tokens and $1.25 per million output tokens. Cached input reads are billed at $0.02 per million tokens.

What modalities does gpt-5.4-nano support?

gpt-5.4-nano accepts text and image input.

What features does gpt-5.4-nano support?

gpt-5.4-nano supports tool calling, function calling, structured outputs, thinking and web. Per-protocol parameter support is listed in the capability table on this page.

How do I call gpt-5.4-nano via API?

gpt-5.4-nano 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-nano — no other code changes needed.

Who develops gpt-5.4-nano?

gpt-5.4-nano 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-nano via the AIHubMix unified API — one interface for every major LLM.