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GPT-5.4 mini
About GPT-5.4 mini
GPT-5.4 mini is an AI model developed by OpenAI, released in 2026, made available as a proprietary (API-only) model. GPT-5.4 mini is OpenAI's most capable small model released March 17, 2026. Significantly improves over GPT-5 mini across.
On this page you'll find GPT-5.4 mini's full specifications. Review provider pricing and benchmark scores below, or compare GPT-5.4 mini head-to-head with other AI models.
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Frequently asked questions
What is GPT-5.4 mini? ▶
GPT-5.4 mini is OpenAI's most capable small model released March 17, 2026. Significantly improves over GPT-5 mini across It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.
Who created GPT-5.4 mini? ▶
GPT-5.4 mini was developed by OpenAI and released in 2026.
Is GPT-5.4 mini open source or proprietary? ▶
GPT-5.4 mini is a proprietary model. It is accessed through an API rather than by downloading the weights.
How much does GPT-5.4 mini cost? ▶
Pricing for GPT-5.4 mini depends on the provider. See the providers table on this page for the latest API rates.
How does GPT-5.4 mini perform on benchmarks? ▶
Benchmark scores for GPT-5.4 mini are listed on this page as they are published. You can compare it head-to-head with other models on the GenAIList compare tool.
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