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Top stories today:
- OpenAIās Sora winds down as Altman shifts focus to scaling efforts
- Arm unveils AGI CPU AI chip, with Meta, OpenAI as early customers
- Anthropic adds āauto modeā to Claude Code for permission decisions
- SpaceX to file IPO as early as this week, targeting $75B+ raise
- Amazon acquires Fauna Robotics, maker of human-like service robots
- OpenAI set to raise additional $10B, taking funding ānorth of $120Bā
0. Data and calendar
All values as of 6 AM ET / 3 AM PT, other than S&P500 and NASDAQ close (4 PM ET / 1 PM PT).
No major events this week.
Listen to our AI-generated podcast summarizing todayās newsletter (beware of hallucinations):
1. OpenAI to wind down Sora video platform as Altman shifts focus to scaling efforts
Timeline TBD: OpenAI is discontinuing the Sora app, video models, and API.
Dec. 2024: Sora launched for ChatGPT Pro and Plus, while its iOS app released Sep. 2025.
Disney has abandoned its $1B investment announced in Dec. as a result of the Sora shutdown.
Some Sora team members were surprised by the shutdown, a day after a safety blog post.
Altman has reportedly ceded oversight of safety and security to focus on fundraising, supply chains, and data centers.
OpenAIās next model has finished pretraining, Altman reportedly said in a memo to staff.
OpenAI has announced plans to invest $1B in AI causes in 2026 via its nonprofit arm and named key hires
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3. Arm unveils AGI CPU AI data center chip, with Meta, OpenAI as early customers
The chip delivers 2Ć+ performance per rack vs. x86 systems, Arm said:
Arm is moving beyond IP licensing into full chip sales with this launch.
$25B in revenue by 2031 projected by CEO Rene Haas, up from $4B in 2025, including $15B from AGI CPU sales.
Arm shares +8% after hours on the announcement.
The chip includes up to 136 Arm Neoverse V3 cores, with 6GB/s memory bandwidth per core at sub-100ns latency
~300W TDP with a dedicated core per program thread.
Supports 1U servers, with up to 8,160 cores per rack (air-cooled) and 45K+ cores (liquid-cooled).
