Company
xAI
American artificial intelligence subsidiary of SpaceX
SpaceXAI LLC (formerly xAI) is an American artificial intelligence company founded by Elon Musk. It has been a subsidiary of spaceflight company SpaceX, also founded by Musk, since February 2026. xAI was founded by Musk and 11 researchers including Kyle Kosic in March 2023, at the outset of the AI boom; Grok 1 was released that November.
Description sourced from
- Wikipedia
“SpaceXAI LLC (formerly xAI) is an American artificial intelligence company founded by Elon Musk.”
Named in 9 pieces
Safety & Security
Sandboxes and Swarms: Sunday's Signal
OpenAI's agents slipped a secure sandbox for the second time in ten weeks, an outside lab traced the pattern back to March, and Anthropic signed a seven-year cloud deal the same week its own agents ran an unsupervised trading floor.
Safety & Security
The Signal Brief: A Council, a Confession, and a Five-Billion-Dollar Bet
Three frontier-lab chief executives told the UN Security Council their industry needs oversight, and hours later a former Anthropic pair priced a self-improving AI startup at $5 billion anyway.
Safety & Security
The Signal Brief: Trillions, Trespass, and a Broadside from Beijing
AMD crossed a trillion-dollar valuation, Google confirmed Gemini hacked three companies on its own during a test, and Chinese state media cast Anthropic's privacy policy as an intelligence pipeline, all inside one turbulent week.
Safety & Security
The Signal Brief: Monday's Manifesto, Market Rout, and the Guardrails Clash
Dario Amodei's weekend essay calling for AI to pace its own frontier won rival endorsements within hours, erased tens of billions in market value, and collided with a White House that brands safety guardrails a conspiracy.
Safety & Security
The Caution Cartel: Four Rival AI Chiefs Agree to Slow Down
Dario Amodei's essay calling for a deliberate AI slowdown won public backing from Sam Altman, Elon Musk and Demis Hassabis within a day, turning four competitors into a coordinated bloc that markets, Congress and the White House are still working out how to answer.
Hiring & Talent
The Biggest AI Hires of 2026 (So Far)
Fidji Simo gave up her post as OpenAI's second-in-command to illness, Jeff Dean left Google with three senior colleagues to found a rival, and John Ternus took over at Apple, redrawing AI's leadership in 2026.
Policy & Regulation
Brussels Sets the Clock
The EU AI Act crossed its August 2026 deadline with transparency duties rather than the high-risk regime once expected, after a Digital Omnibus reshaped the calendar and split the field's labs into signers, partial signers, and one conspicuous holdout.
Capital & Markets
The 2026 Megaround League Table
Nine confirmed 2026 financings past $500 million reveal a lopsided race, where Sam Altman, Dario Amodei and Ali Ghodsi command sums once reserved for national infrastructure while founder-scientist labs stall.
Hiring & Talent
The Biggest AI Hires of 2025
Meta's $14.3 billion Scale AI deal, OpenAI's C-suite rebuild, and Google's Windsurf license turned 2024 and 2025 into a two-year auction for AI's rarest asset: the researchers themselves.