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On 5 November 2026 OpenAI released ChatGPT Cyber, a model for cybersecurity work, limited to the top tier of its Daybreak Red programme. OpenAI says it scanned the Linux kernel and found flaws in Firefox.
In early November 2026 Meta acquired Conductor, a startup whose platform runs multiple AI coding agents in parallel workspaces. Conductor's cloud service was set to shut down on 20 November 2026.
On 2 November 2026 Apple told developers that apps with dating or romantic features, including AI companion apps, must carry an 18+ rating, with new content descriptors required from 16 November.
Marvell agreed on 2 November 2026 to buy optical chip and networking equipment maker Lumentum in an all-stock deal valued at $115 billion including debt, one of the largest technology acquisitions on record.
In a revised S-1/A, Anthropic added risk factors on recursive self-improvement, saying internal expectations suggest it may soon meet its policy threshold for dramatically accelerated AI-driven progress, while no current model has been designated as exceeding it.
Google's frontier model announced on 28 October 2026, released first to cyber defenders and reporting leading scores on intelligence, coding and cybersecurity benchmarks.
The Agentic AI Foundation reported 305 member organisations in under a year, saying agents are moving from developer experiments to institutional infrastructure.
On 22 October 2026 the Agentic AI Foundation added four projects — Agent Skills from Anthropic, Open Responses from OpenAI, OpenEnv from Hugging Face and OpenSandbox from Alibaba — bringing it to 10 hosted projects covering different layers of the agentic stack.
On 22 October 2026 Anthropic handed the Agent Skills open standard — its name, logo, GitHub organisation and domain — to the Agentic AI Foundation, a Linux Foundation project, after more than 70 agent platforms had adopted it.
On 15 October 2026 Meta released Muse Spark Open, an open-weight, natively multimodal model with 816 billion total parameters, optimised to run on Apple's Mac Studio. Its weights were published on Hugging Face.
Google gave Gemini 4 Argon to trusted security partners in September 2026 and released it worldwide on 13 October, opening its newest frontier model to developers, enterprises and subscribers while naming Gemini 4 Carbon as the next model in the family.
On 12 October 2026 Character.ai began a voluntary Chapter 11 case in Delaware to carry out a court-supervised sale of the company, warning that the platform will be wound down if no actionable bid emerges.
On 3 October 2026 Aleph Alpha released Kolibri, an open-weight model pitched at public administration, industry and aerospace, with German-language specialization and a traceable training process presented as its advantage rather than raw scale .
On 29 September 2026 OpenAI released GPT-6.1 Sol at its DevDay developer event, saying it nearly matched GPT-6 Astra at lower cost. A planned Astra release was withheld over safety results, and GPT-6.1 Terra followed in October.
Released on 28 September 2026, Claude Sonnet 5.5 is the second model of the Claude 5.5 family. It kept the price of Sonnet 5 and was the first Sonnet model to ship with cyber safeguards and anti-distillation classifiers.
Released on 22 September 2026, Claude Opus 5.5 is the first model of the Claude 5.5 family. Anthropic said it matched Claude Fable 5.1 on most work, at a lower price.
On 21 September 2026 xAI released Grok 4.7, with a larger base model and a longer reinforcement-learning run. Its Fast variant was limited to Cursor and Grok Build.
On 7 September 2026 iFlytek released Spark X2.5, a 293B-A30B mixture-of-experts model trained and served on domestic compute, focused on code and agent tasks, with open-source on-device models supporting up to 1 million tokens of context.
On 3 September 2026 OpenAI began rolling out GPT-6 Astra, first to its Daybreak cybersecurity program and then to ChatGPT paid plans, the API and AWS, after pausing some research following the July breach.
On 2 September 2026 Google released Gemini 3.8 Flash and Gemini 3.8 Flash Cyber, a security-focused variant limited to vetted defenders, three weeks after Gemini 3.7 Flash.
On 1 September 2026 Anthropic released Claude Fable 5.1 and Claude Mythos 5.1. Prices stayed at $10 and $50 per million tokens, and Mythos 5.1 is offered through verification programmes.
