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OpenAI releases ChatGPT Images 2.5 for ChatGPT users and new GPT-Image-2.5 models for developers OpenAI announced ChatGPT Images 2.5 on September 8, 2026, positioning the release as a combined upgrade for consumer creation, workplace creative review, Codex-assisted visual workflows, and application developers using the image-generation API. OpenAI says people now…

OpenAI’s September 3 beta brings Zendesk and OneNote into ChatGPT and Codex workflows OpenAI’s September 3, 2026 release notes add two beta plugins that matter for operational teams: an OpenAI-developed Zendesk plugin for support work and an OpenAI-developed OneNote plugin for note and knowledge workflows. The release is not a…

OpenAI’s September 6 Research-Acceleration Claim Is a Supervised-Agent Milestone, Not an Autonomy Declaration OpenAI published a September 6, 2026 account of coding-agent use inside its research organization and said it has reached what it calls an “automated research intern” milestone. The phrase is important because OpenAI defines it narrowly: a…

Codex CLI 0.153.4 Is a Rollout Stabilization, Not a Second GPT-6 Astra Launch OpenAI’s Codex CLI 0.153.4 release should be read as the endpoint of a short stabilization train that ran from September 3 to September 4, 2026, not as a new model launch. The model-level launch event was GPT-6…

OpenAI and CrowdStrike move Codex security into the agent runtime CrowdStrike announced on September 2, 2026 that its Falcon Guardian product will extend runtime AI detection and response to supported OpenAI Codex agents, adding a security layer intended to identify, monitor, and control agent activity while it is executing. The…

GPT-6 Astra is now a launch product, not just a benchmark story OpenAI launched GPT-6 Astra on September 3, 2026, positioning it as its most capable and aligned broadly deployed model. The immediate launch is staged: OpenAI says rollout begins with a limited set of organizations, with broader availability planned…

OpenAI Says ChatGPT Ads Has Reached a $1 Billion Annualized Revenue Run Rate OpenAI announced on August 31, 2026 that ChatGPT Ads has reached $1 billion in annualized revenue run rate less than 200 days after launch. The milestone is significant because OpenAI is framing advertising not as a side…

OpenAI’s Astra Announcement Marks a New Cybersecurity Line for Frontier Models OpenAI said on September 1, 2026, that Astra meets the Critical cybersecurity capability threshold under its Preparedness Framework, making it the first model OpenAI has designated at that level. The announcement is not a routine model-launch note: OpenAI is…

OpenAI’s August 31 WebMCP release turns websites into page-scoped tool providers OpenAI’s August 31, 2026 ChatGPT release notes introduced website tools delivered through WebMCP for ChatGPT Work and Codex inside the ChatGPT desktop app’s built-in browser. The practical change is narrow but important: when a supported user opens a supported…

OpenAI Open-Sources the Codex Agent Harness: What the August 2026 Release Means for Production AI Software Agents OpenAI has open-sourced the agent harness behind Codex, a significant move that shifts the conversation around AI coding tools from autocomplete and chat interfaces toward durable, operational software agents. Announced in August 2026,…