OpenAI has unveiled GPT-5.4-Cyber, a variant of its flagship model tuned for defensive cybersecurity work, sharpening its enterprise pitch as demand grows for AI tools that can fit into security operations.
OpenAI has added an optional location-sharing feature to ChatGPT, giving the assistant access to approximate or precise device location so it can tailor local recommendations, weather and news responses more closely to where a user is. The change, documented in recent ChatGPT release notes, adds a practical new layer of context while keeping the setting off by default.
OpenAI introduced GPT-Rosalind on April 16, 2026, a frontier reasoning model aimed at drug discovery, genomics analysis, protein reasoning, and scientific research workflows. The release extends the company’s model lineup into a more specialized scientific use case.
OpenAI on April 14 expanded its Trusted Access for Cyber program and introduced GPT-5.4-Cyber for vetted defenders, a move that broadens access to more permissive security tooling while keeping the rollout limited to verified users and teams.
OpenAI updated ChatGPT on March 24 with more visual shopping results, image-based product discovery and side-by-side comparisons, sharpening the app’s role as a commerce and research tool.
OpenAI has updated ChatGPT with GPT-5.3 Instant Mini as the fallback model after users hit rate limits for GPT-5.3 Instant, while also introducing a new $100-a-month Pro plan that expands Codex usage for heavier users. The changes, announced in the April 9 release notes, show how OpenAI is packaging ChatGPT more tightly around both conversational use and developer workflows.
OpenAI said on April 9, 2026, that CyberAgent is expanding its use of ChatGPT Enterprise and Codex, giving the chatbot a more formal place inside engineering and productivity workflows at one of Japan’s prominent internet companies.
OpenAI acquired TBPN on April 2, 2026, adding a live tech talk show to its growing mix of products, partnerships and distribution channels. The deal gives the company a louder voice in the ecosystem that tracks its own business.
OpenAI said a third-party developer-tool compromise involving Axios forced it to update macOS app certification and require users to move to the latest desktop builds, while stating it found no evidence of user data access or software tampering.
OpenAI has introduced ChatGPT Health, a new ChatGPT experience built around health and wellness questions, marking a notable step deeper into one of the chatbot’s most sensitive and heavily used categories.
