Official posts
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First-party updates in one feed.
Live intel
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Quick bytes
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OpenAI on A2ZAI Latest official posts, live builder intel, and company context in one place. https://a2zai.ai/companies/openai
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Official updates, monitored signals, and A2ZAI summaries in one place. First-party and official sources are prioritized.
Blog, newsroom, or RSS — first-party updates.
A technical deep dive into the Codex agent loop, explaining how Codex CLI orchestrates models, tools, prompts, and performance using the Responses API.
How OpenAI built an agent runtime using the Responses API, shell tool, and hosted containers to run secure, scalable agents with files, tools, and state.
GPT-5.1 is now available in the API, bringing faster adaptive reasoning, extended prompt caching, improved coding performance, and new apply_patch and shell tools.
Learn how Endava is using AI agents, ChatGPT Enterprise, and Codex to accelerate software delivery, automate workflows, and build an AI-native culture across the enterprise.
A deep dive into the Codex agent loop, showing how WebSockets and connection-scoped caching reduced API overhead and improved model latency.
Monitored signals — official and third-party, builder-relevant.
We’re bringing new capabilities to GPT-Rosalind, a model series purpose-built for life sciences research at enterprise scale. It brings GPT-5.5’s agentic coding and tool use together with stronger intelligence for drug discovery, analysis, design, and experimental workflows.
OpenAI
OpenAI frontier models and Codex are now generally available on AWS, giving enterprises a new way to build on Amazon Bedrock with OpenAI through the security, compliance, and governance workflows they already use. This is also the beginning of a broader expansion of OpenAI
OpenAI
What happened when one of our models found a counterexample to an 80-year-old Erdős conjecture? Researchers @alexwei_, @HongxunWu, and @wjmzbmr1 shared the story on the OpenAI Podcast with @AndrewMayne and explained how mathematicians and models can work together to make new https://t.co/bQQ6Bvr8Qh
OpenAI
We’ve been researching new ways for ChatGPT memory to carry context across conversations and keep it useful over time. Today, that work is rolling out as a more capable memory system in ChatGPT. https://t.co/0MyFKCe2Mu
OpenAI
From question to model. The public equity investing plugin for Codex. https://t.co/RCigvKfNfc
OpenAI
Windows users, this one’s for you. Computer use now works on Windows, so Codex can take action on your Windows computer. And with Windows support for Codex in the ChatGPT mobile app, you can start, review, and steer tasks on the go while work continues on your Windows machine. https://t.co/OPIxOcP4Nl
OpenAI
A2ZAI summaries that explain what changed for builders.
Creator of ChatGPT and GPT-4, leading AI research lab
OpenAI closed a Growth, which signals where investors see momentum in Foundation Models. This matters because capital often precedes product velocity, hiring, and ecosystem pull. Backers include Thrive Capital, Microsoft, NVIDIA.