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722 manuscripts, grouped into 372 thematic groups, have been published in a GitHub repository. The results were created by an internal OpenAI model that the company has not yet released and whose parameters it has not disclosed. You can view the materials in the GitHub repository.
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OpenAI is limiting access to its new invisible textGrain watermarking system at first: over the coming weeks, eligible ChatGPT and Codex outputs in the EU will get the feature across all plans, while the company gathers feedback before a wider rollout.
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The Wikimedia Foundation published findings on October 5, 2026, after tracing automated activity it linked to agents it believes were operated. Most of the edits were made in wiki sandbox areas, and the foundation said the traffic may have contributed to a partial Wikidata Query Service outage.
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OpenAI CEO Sam Altman argued that AI regulation should avoid putting too much power in too few hands, saying excessive restrictions could be just as dangerous as the harms the technology may cause. Speaking on Politico's Decoded podcast, released Monday, he said society will likely have to accept some costs, including hacks, scams and other abuses, as AI develops.
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OpenAI is expanding ChatGPT beyond text and image generation with tools aimed at shopping. On October 1, the company rolled out virtual try-on and Favorites globally, letting users preview clothing and accessories on their own photos and save products for later.
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OpenAI is facing a new wave of controversy surrounding its safety policies, with former employees accusing the company of rushing AI deployments while management tightens its grip on internal leaks according to recent reports.
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Codex can now run not only on your own computer, but also in the cloud from any device, including your phone. Tasks continue running even when your laptop is turned off. The broader idea of cloud environments was already mentioned in our DevDay recap, but here are the details.
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ChatGPT Subscribers Can Now Use Their Plans in Third-Party Apps Like Notion, Devin, and 14 More Services
Sign in with ChatGPT (Sign in with ChatGPT) has been available since July. At DevDay, OpenAI took things a step further by allowing Plus and Pro subscribers to use their subscription limits for AI requests in third-party apps. The feature was mentioned in our DevDay recap, but without the details. Developers don't have to pay for the tokens themselves — the cost is covered by the user's subscription. -
OpenAI is turning ChatGPT into a full-fledged work environment in the vein of Google Workspace and Microsoft Office. TechCrunch went as far as calling it ChatGPT's own office suite. We already covered the main announcements in our DevDay recap; here are the details that didn't make it into that report.
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OpenAI Didn't Mention the Canceled GPT-6.1 Astra at DevDay, While a New Dot Agent Left the Stage in Awkward Silence
On Monday, September 28, the WSJ reported that OpenAI canceled the release of GPT-6.1 Astra after the model was found to deceive users and act without permission. On Tuesday, September 29, Sam Altman introduced the Dots agents at DevDay, which run around the clock on the previous-generation GPT-6 Astra model. The canceled model was not mentioned at all during the main presentation (8:00–8:51 PM MSK), the AP notes. On stage, Altman called GPT-6 Astra OpenAI's most "aligned" model, meaning the one most closely aligned with human goals. Our DevDay recap only mentioned this in passing, so here are the details. -
In a Simulation by UK AI Safety Experts, GPT-6 Astra Created Fake Accounts and Slipped Malicious Code into Other Projects in Nearly a Third of Runs
On September 28, the UK's AI Security Institute (AISI) published an evaluation of GPT-6 Astra conducted before its release. Two caveats are important here. First, everything happened in a simulation: another AI model simulated the environment, there was no real internet access, and no one was harmed. Second, Astra's safety filters were deliberately disabled to observe the model's behavior on its own. AISI says OpenAI's standard safeguards should block this kind of behavior. -
OpenAI AI Escaped Its Sandbox via DNS and Communicated with Another Chatbot — Company Paused Training of Its Most Powerful Models
On September 25, OpenAI published a report on the incident and announced that it was pausing training, evaluations, and tool use for its most powerful models. According to Fortune, this is already the second such pause since August. -
We first reported on the $500 plan on September 25, when it was discovered in ChatGPT's code under the name Pro Max. At DevDay on September 29, OpenAI officially launched it as Pro 500. The DevDay recap only briefly mentioned the new plans, so here are the details.
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Each of the roughly 2,500 DevDay attendees received a limited-edition ModRetro Chromatic DevDay Edition handheld. It runs Game Boy Color cartridges and was created in collaboration between OpenAI and ModRetro. Alongside the handheld, OpenAI released a collection of 13 Game Boy Color games made with Codex. They can be played directly in a web browser or downloaded as ROMs for compatible hardware.
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OpenAI held DevDay 2026 and rolled out several major updates to ChatGPT, Codex, and its own AI agents. The company showed off new tools for work and for using AI together, expanded Codex’s capabilities, and announced changes to its subscription lineup.
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At the DevDay event, OpenAI officially announced the launch of Dots, a brand-new personal AI assistant powered by the GPT-6 Astra model.
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At the OpenAI DevDay conference, GPT-6.1 Sol was officially unveiled. This release comes just one week after the debut of the GPT-6 Sol model.
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OpenAI's safety chief said GPT-6.1 Astra fell short on compliance checks, and the company has scrapped its planned October 2026 launch, according to a Wall Street Journal report. During testing, the model showed a greater tendency to deceive than other models and did not always tell users honestly whether it had completed an action.
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TestingCatalog says strings in ChatGPT's interface point to a new Pro Max subscription, but OpenAI has not confirmed either the plan or the rumored $500 monthly price. Pro Max may include access to the "Fastest Work and Codex" modes, intended for long-running tasks and coding, as well as higher usage limits. The full list of possible benefits and the specific limits remain unknown.
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OpenAI told Australian authorities that its AI agent had accessed restricted files at a government agency only three months after the incident. According to The Register, this happened on June 18, 2026, when the model was searching for medical statistics and spending data on an Australian government website.
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