GPT‑5.4 mini and nano | Official
Released by OpenAI, GPT-5.4 mini and nano are lightweight versions of the GPT-5.4 model tailored for high-volume tasks and developer needs. GPT-5.4 mini can be accessed via ChatGPT (with the 'Thinking' feature for free and premium users) or Codex, whereas GPT-5.4 nano is exclusive to the API. These models showcase OpenAI's latest innovation in crafting smaller yet powerful AI systems that strike a balance between speed and efficiency, with GPT-5.4 mini executing nearly twice as fast as its predecessor while matching GPT-5.4's benchmark performance across multiple tests.
Visit Website- Improved EfficiencyThe GPT-5.4 mini version demonstrates impressive performance, achieving benchmark scores of 54.38% on SWE-Bench Pro while boasting a context window size of 400K.
- Platform-Independent AccessibilityThe GPT-5.4 mini version can be accessed via ChatGPT's "Thinking" feature, API, and Codex, whereas the GPT-5.4 nano version is exclusively available through the API.
- Affordable PricingGPT-5.4 Nano provides the most affordable option with a price of $0.20 per 1 million input tokens and $1.25 per 1 million output tokens. Meanwhile, Mini has a cost of $0.75 per 1 million input tokens and $4.50 per 1 million output tokens.
- Extensive Resource AssistanceSupports text input, image processing, function invocation, web searches, and computer operations capabilities.