GPTGenerative Pre-trained Transformer — OpenAI's family of large language models from GPT-1 through GPT-5.-4.1 and GPTGenerative Pre-trained Transformer — OpenAI's family of large language models from GPT-1 through GPT-5.-4.1 mini targeted developers with better long-context coding and lower latency than GPTGenerative Pre-trained Transformer — OpenAI's family of large language models from GPT-1 through GPT-5.-4o. The release continued OpenAIAn AI research company — created GPT, ChatGPT, DALL-E, and the o-series reasoning models.'s cadence of incremental APIApplication programming interface — a defined way for programs to talk to each other or to a service. models between flagship consumer launches.

GPTGenerative Pre-trained Transformer — OpenAI's family of large language models from GPT-1 through GPT-5.-4.1 pushed long-context coding further in the developer APIApplication programming interface — a defined way for programs to talk to each other or to a service. tier.

Million-token APIApplication programming interface — a defined way for programs to talk to each other or to a service. models reduced chunking for codebase-aware tools.