Blockspace: Why Anthropic Axed Mythos/Fable 5, IREN Seals 490MW Nostrum Acquisition, EPA Won’t Regulate Data Centers

Anthropic pulled the plug on its Mythos / Fable 5 model after the U.S. government raised concerns, and IREN has completed its acquisition of Nostrum for 490 MW of capacity in Spain. Welcome back to The Blockspace Podcast! Anthropic and Uncle Sam are trading blows again, with the frontier LLM company pulling its recently released Mythos / Fable 5 model after whistleblowers said the model’s guardrails were bypassed. Lygos Finance’s CEO Jay Patel joins us for his reaction to the news and the market rally with a reported, imminent peace deal coming for the Iran War this week. For other news, we cover IREN’s closing its acquisition of Nostrum, which will give it a 490 MW foothold in Spain for AI data center development, and the EPA’s stance that it won’t regulate AI data centers. Check out Dimetrics, the AI industry’s Bloomberg terminal. Track financial metrics and news for AI stocks, GPU rental prices, state-by-state data center pushback, and more with the compute industry’s most powerful dashboard. Subscribe to our newsletter to receive updates for all of our shows and content. 👉CleanSpark (Nasdaq: CLSK), a market-leading data center developer with a proven track record of success. 👉Luxor, Blockspace's preferred mining pool. Start hashing today with Luxor! 👉Lygos Finance, Borrow against your Bitcoin, without compromising on custody. Energy Investors Forum is coming to Dallas on July 23, bringing together executives, operators, fund managers and investors across AI infrastructure, energy markets, data centers and bitcoin mining. If you follow the business of power, compute and digital infrastructure, EIF is built to help you understand where these markets are heading and who is shaping them. BlockSpace listeners can get 30% off all tickets with code BSP30 at checkout. Register here: https://www.energyinvestorsforum.com/ Use code: BSP30