This article covers several recent updates to OpenAI's Codex and Responses API. Key highlights include the introduction of skills for Codex, new multi-provider support, and enhancements like Gmail and Google Calendar integration. The updates aim to improve usability and efficiency for developers.

The article discusses recent developments from Google and OpenAI, highlighting Google's Project Astra as a competitor to GPT-4 with advanced multimodal capabilities. It also emphasizes the ongoing need for LlamaIndex in LLM orchestration and shares insights on improving retrieval-augmented generation (RAG) performance through fine-tuning techniques.

OpenAI has released GPT-5.1, an upgrade that enhances ChatGPT's conversational abilities. It features two variants, Instant and Thinking, which improve response quality and reasoning. Users also gain new personalization controls to adjust tone and style.

OpenAI has updated ChatGPT to improve its image generation capabilities, allowing users to create and edit images more accurately and up to four times faster. This update aims to strengthen ChatGPT's position in a competitive market, particularly against Google's new AI model, Gemini 3.

OpenAI is updating ChatGPT's temporary chat feature to retain user personalization while keeping the chat sessions separate from account history. Users can now benefit from their preferences in these chats, which remain temporary and do not influence the main account. OpenAI may keep a copy of the chats for up to 30 days for safety reasons.

OpenAI's new "o3-alpha" model of ChatGPT shows significant improvements in coding tasks, particularly in web design and game creation. While it is currently being tested, it is not the planned open-source model or the non-existent o4, leading to speculation about its role in future updates, potentially influencing GPT-5.