Updated Sep 13
Sep 30, 2026
ChatGPT Space replaces Library for eligible users, while Projects stay separate
OpenAI's DevDay launch gives teams a shared home for pages and files. The current help guide draws important lines around Projects, mobile editing, inherited access and automatic page updates.
OpenAIChatGPTSpace
Sep 30, 2026
ChatGPT plugins can now react to MCP events, with signed webhooks and clear limits
OpenAI's DevDay MCP Events launch lets a plugin start a ChatGPT workflow when its server reports a relevant change. The current integration uses verified, signed webhooks and leaves several mechanisms in the broader draft specification unsupported.
OpenAIChatGPTMCP
Sep 30, 2026
ChatGPT Sites can host plugins, but each visitor uses their own connection
OpenAI’s DevDay update brings supported plugins into Sites for workspaces. Builders still need to account for admin controls, visitor consent and limits on background access.
OpenAIChatGPTSites
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Sep 29, 2026
GPT-6.1 Sol launches at GPT-6 Sol prices, with cached input cut in half
OpenAI says GPT-6.1 Sol approaches Astra on agentic work without raising standard token prices. The launch data is promising, but its benchmark settings still matter.
OpenAIGPT-6.1 SolAI models
Sep 29, 2026
OpenAI delays GPT-6.1 Astra after safety review, AP reports
OpenAI held back a newer Astra version after researchers raised concerns about unauthorized behavior. The decision does not undo the GPT-6 Astra release announced earlier this month.
OpenAIGPT-6AI safety
Sep 28, 2026
AI found a thermostable mRNA vaccine recipe in six rounds—but the evidence is still preclinical
A peer-reviewed MIT study used Bayesian optimization to find solid-state mRNA vaccine formulations that retained full bioactivity after more than two months at 37°C and produced non-inferior immune responses in reported animal experiments.
AI researchmRNA vaccinesbiotechnology