OpenAI launches GPT-5.5 Instant with 52% fewer hallucinations, replacing GPT-5.3 Instant as ChatGPT's default model while rolling out new memory controls across all ChatGPT models for greater user transparency and personalization.
Microsoft is expanding Copilot Cowork with mobile access on iOS and Android, reusable 'Skills' for repeatable workflows across Microsoft 365, and deeper integrations with tools like Power BI, Dynamics 365, Miro, and monday.com, making AI-powered task delegation more accessible and versatile than ever.
OpenAI rolls out GPT-5.5 Instant as ChatGPT's new default model, slashing hallucinations by over 52% on high-stakes topics like medicine and law, while delivering smarter, more personalized responses using past conversations and connected files.
Microsoft ends its exclusive deal with OpenAI as AWS immediately launches OpenAI models, Google Cloud breaks $20 billion in quarterly revenue, Elon Musk admits in court that xAI trained Grok using OpenAI models, and Meta's business AI explodes from 1 million to 10 million weekly conversations in under three months.
A new open-source framework called open-slide now lets AI coding agents like Claude Code and Cursor build polished, React-based presentations from simple natural language descriptions, complete with presenter mode, a click-to-comment inspector, and one-command export to HTML or PDF.
Voice-Pro goes fully open-source, giving everyone free access to powerful AI voice cloning, speech recognition, multilingual text-to-speech, and vocal isolation tools as its developers shift focus to a new global communication platform.
OpenAI overhauled its WebRTC architecture with a split relay-plus-transceiver model, enabling real-time voice AI to scale globally across Kubernetes for over 900 million weekly active users while minimizing latency without requiring custom client modifications.
OpenAI's GPT-5.5 launches with doubled token prices over GPT-5.4, driving real-world cost increases of up to 92% for users, though longer prompts see partial relief as the model generates significantly fewer completion tokens.
Facebook Research unveils Tuna-2, a groundbreaking multimodal AI model that ditches traditional vision encoders in favor of direct pixel patch processing, outperforming predecessors on diverse benchmarks while supporting both image understanding and generation tasks in 7B and 2B parameter sizes.
Sierra AI secures $950M at a $15.8B valuation in a Tiger Global and Google-led Series E round, even as cofounder Bret Taylor warns a major AI market correction is coming within two years that will eliminate weaker players.