How Codex ran OpenAI DevDay 2025
Learn how Codex helped us build experiences, demos, products, and more
Why it matters: A new product capability you may be able to use right away, without code changes.
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Official openai.com RSS + GitHub Releases + Hugging Face.
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85 updates · page 1 of 6
Saturday, October 10, 2026
Feature Developer Codex CLI rust v0.162.1
OpenAI shipped Codex CLI rust v0.162.1 (patch release) on GitHub.
Why it matters: Small update (fixes/improvements) — generally safe to upgrade; skim the changelog for behavior changes.
Friday, October 9, 2026
Feature Sophos cuts threat investigation time by 96% with OpenAI Daybreak
Sophos uses OpenAI Daybreak to cut cyber-threat investigation time by 96% and automate 52% of MDR cases while keeping human oversight.
Why it matters: Security teams can see a case where Daybreak cut investigation time by 96% and automated 52% of MDR cases.
Model Important Asana cuts model costs 76x in browser tests with GPT-6.1 Sol
Using GPT-6 Astra in Codex, Asana made its browser agent 76x cheaper and 5x faster in tests with GPT-6.1 Sol, so it can offer customers more capable models.
Why it matters: Teams running browser agents can switch those tests to GPT-6.1 Sol when they need much lower cost and faster runs.
Developer Codex CLI rust v0.162.0
Codex CLI rust v0.162.0 adds tools to create and list managed Git worktrees from trusted local projects when that feature is enabled, and lets you pin tasks in the agent Command Center.
Why it matters: You can keep worktrees and pinned tasks inside the CLI instead of managing them outside the session.
Thursday, October 8, 2026
Feature How Oracle turns days of work into minutes with ChatGPT and Codex
Across recruiting, engineering, and operations, Oracle turns specialist knowledge into fast, repeatable workflows with ChatGPT Work and Codex.
Why it matters: A new product capability you may be able to use right away, without code changes.
Model Pollo AI turns creative ideas into campaigns with OpenAI
Pollo AI uses GPT-5.6, GPT-6 Astra, and GPT-Image-2.5 to turn creative ideas into detailed images and cinematic video ads.
Why it matters: Creators can go from a campaign idea to images and video ads inside Pollo AI.
Feature LegalOn halves Codex costs while maintaining development speed
LegalOn cut estimated daily Codex costs by 65% while keeping development speed, by matching Astra, Sol, and Luna to tasks and managing budgets.
Why it matters: Teams on several GPT models can copy LegalOn's task matching to cut daily Codex cost by 65%.
Feature Disrupting AI-enabled “false front” operations
OpenAI says it disrupted two AI-enabled influence operations that used false-front journalists and a think tank to spread geopolitical messaging.
Why it matters: Trust and safety teams can read how those false-front journalist and think-tank operations were disrupted.
Wednesday, October 7, 2026
Feature Helping teens learn, plan, and shape the future of AI
College Planner is coming to ChatGPT for Teens to help with college applications, along with new flashcards, quizzes, and a teen AI council.
Why it matters: Students on ChatGPT for Teens will be able to plan applications and practice with flashcards and quizzes.
Feature Radisson Hotel Group brings hotel discovery into ChatGPT
Radisson Hotel Group, with Accenture, built a ChatGPT plugin on OpenAI technology so travelers can find, compare, and book hotels while planning trips.
Why it matters: Travelers in ChatGPT can search, compare, and book Radisson hotels without leaving the planning chat.
Model Important GPT-6 and Intelligent UI for everyone
OpenAI is rolling out GPT-6 to ChatGPT users worldwide together with Intelligent UI, which answers with visuals and interactive elements instead of plain text.
Why it matters: You can try GPT-6 in ChatGPT today; interactive, visual answers make data-heavy explanations easier to explore.
Tuesday, October 6, 2026
Feature Atlassian and OpenAI expand partnership to turn enterprise knowledge into action
Atlassian and OpenAI are expanding their partnership so frontier models can use enterprise knowledge and help teams plan, build, and deliver work.
Why it matters: Atlassian customers can connect company knowledge to OpenAI models when planning and shipping work.
Research How Jump Trading is scaling quant research with ChatGPT
Jump Trading uses OpenAI to expand quantitative research, combining longer-running AI workflows, multiple data sources, and human review.
Why it matters: Quant teams can see a pattern for longer workflows that still keep a person in the loop.
Model Important Sharing AI progress in mathematics
OpenAI published new results on open mathematics problems from an internal frontier model, plus Lean proof formalizations and research details on GitHub.
Why it matters: Mathematicians can read the results and inspect the Lean formalizations and research notes on GitHub.