Mar 14, 2023 · GPT‑4 is the latest milestone in OpenAI’s effort in scaling up deep learning. GPT‑4 was trained on Microsoft Azure AI supercomputers. Azure’s AI-optimized infrastructure also allows us to deliver GPT‑4 to users around the world.

Feb 27, 2025 · GPT‑4.5 has access to the latest up-to-date information with search, supports file and image uploads, and can use canvas to work on writing and code. However, GPT‑4.5 does not currently support multimodal features like Voice Mode, video, and screensharing in ChatGPT.

Apr 14, 2025 · For API developers looking to edit large files, GPT‑4.1 is much more reliable at code diffs across a range of formats. GPT‑4.1 more than doubles GPT‑4o’s score on Aider’s polyglot diff benchmark ⁠ (opens in a new window), and even beats GPT‑4.5 by 8% abs. This evaluation is both a measure of coding capabilities across various programming languages and a measure of model ability ...

We’re excited to release o3-mini, our newest cost-efficient reasoning model optimized for coding, math, and science. On the API, o3-mini supports Structured Outputs, function calling, developer messages, and streaming. It offers three adjustable reasoning efforts (low, medium, and high), so you can balance speed with depth for your use case.

4 days ago · On Wednesday, the company unveiled two new versions of its reasoning technology called OpenAI o3 and OpenAI o4-mini. Each can handle tasks that involve both images and text.

Feb 27, 2025 · OpenAI has just released GPT-4.5, a new version of its flagship large language model. The company claims it is its biggest and best model for all-round chat yet. “It’s really a step forward...

Sep 30, 2024 · In two days, on Wednesday, October 2nd, the default version of GPT-4o will be updated to the latest GPT-4o model, gpt-4o-2024-08-06. The latest GPT-4o model is 50% cheaper for input tokens, 33% cheaper for output tokens and supports Structured Outputs.

Dec 5, 2024 · OpenAI is releasing a non-preview model of its o1 “reasoning” LLM, as well as launching a $200 Pro tier that provides access to a more powerful version of it.

Mar 19, 2025 · On the 1st day of the 12 Days series, OpenAI released exciting updates that promise to shape the future of AI interactions. The much-anticipated launch of OpenAI o1 marks a significant evolution in the ChatGPT experience, signalling the start of …

4 days ago · What sets these new models apart from OpenAI's other models (like GPT-4o and GPT-4.5) is their simulated reasoning capability, which uses a simulated step-by-step "thinking" process to solve problems.