What We Know
OpenAI has shipped GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano in its API as a new model family.1Backed by 1 sourcesaiincontext.com All three versions are described as supporting a 1-million-token context window and capabilities spanning text generation, reasoning, and visual reasoning.1Backed by 1 sourcessheratonhq.com
The available reporting highlights a 54.6% score for GPT-4.1 on SWE-bench Verified, a benchmark focused on software-engineering tasks.1Backed by 1 sourcesaiincontext.com The pricing information surfaced for the family includes GPT-4.1 nano at $0.10, although the supplied material does not specify the pricing unit or provide the full pricing structure.1Backed by 1 sourcesaiincontext.com
GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano are described as sharing a 1-million-token context window and text generation, reasoning, and visual reasoning capabilities.1Context from one sourcesheratonhq.com