Company@X — 2026-07-23#

Signal of the Day#

Etched has raised $300M in Series C funding at a massive $10.3B valuation to build custom hardware clusters dedicated strictly to AI inference. Backed by Sequoia, a16z, Jane Street, and others, this round underscores a major hardware industry shift to optimize system-level deployment as inference rapidly becomes the world’s largest compute workload.

Key Announcements#

OpenAI · Source OpenAI is rolling out a “Health in ChatGPT” feature for US users, allowing them to securely connect Apple Health and medical records to contextualize health queries. Built alongside physicians, the system tracks sleep, activity changes, and prior test results, while explicitly preventing this connected medical data from being used to train foundation models or target ads.

Grok · Source Grok 4.5, described as xAI’s most capable model yet, has officially launched across the web, X, and mobile apps. Alongside the model update, Grok introduced “Workflows” to its Build platform, enabling developers to plan and orchestrate hundreds of parallel agents to tackle massive tasks like repository-wide code reviews or bulk issue triaging.

Google DeepMind · Source DeepMind announced Gemini 3.5 Flash Cyber, a specialized, lightweight model built for security teams to rapidly identify and patch vulnerabilities before exploitation. Demonstrated to catch complex codebase flaws that standard models miss, the model is being deployed through a limited-access pilot strictly for governments and trusted partners.

Black Forest Labs · Source Black Forest Labs released early access to FLUX 3, a unified multi-modal architecture covering image, video, audio, and action-prediction. The model represents a strategic leap beyond media generation, actively extending its single-architecture training into action prediction for robotics.

Google · Source Gemini Spark is beginning its rollout to Google AI Pro subscribers in the US. Operating as a 24/7 background personal AI agent, Spark allows users to delegate tasks for autonomous, continuous execution under their direction.

OpenAI · Source ChatGPT Voice is deploying globally on macOS and Windows desktop apps for paid and enterprise tiers, powered by the GPT-Live architecture. The update allows users to direct multiple agents simultaneously using only their voice, seamlessly speaking, listening, and coordinating work across applications like Codex.

Also Noted#

• Microsoft (Source): Microsoft is expanding its strategic partnership with Databricks to assist organizations in building AI firmly grounded in their specific business context.
• Science Corp (Source): The startup will begin European sales of a new retina chip designed to restore partial sight for patients with a form of age-related blindness.
• Induction Labs (Source): Emerging from stealth, the company introduced “imagination models,” starting with Photon-1, which learned to use computers entirely by watching 18 years of unlabelled screen recordings.
• Exa (Source): The search company released a state-of-the-art semantic retrieval system for AI agents, indexing over 300 million research papers to surpass traditional tools like Google Scholar in recall and accuracy.
• Cosmic Robotics (Source): The YC startup announced it is deploying 10,000-pound autonomous construction robots on major US energy projects, mapping towards a long-term goal of off-world autonomous construction.