GPT-4 Turbo

GPT-4 Turbo was announced at OpenAI DevDay on November 6, 2023. It featured a 128K context window (16x the original GPT-4), lower pricing (\$10/\$30 per MTok, 3x cheaper than GPT-4), multimodal vision capabilities, and a knowledge cutoff of April 2023 (later updated to December 2023).