Techmeme
December 21, 2025, 5:05 AM

Top News

Mariella Moon / Engadget:
Google says it needs more time to upgrade Assistant to Gemini on most Android devices; Google previously planned to complete the transition by the end of 2025  —  The transition from Assistant to Gemini will continue into 2026.  —  Google wanted to remove Assistant from most Android phones …
@metr_evals:
METR: Claude Opus 4.5 has a 50% task completion time horizon of about 4 hours and 49 minutes, more than double that of Claude Opus 4 released earlier this year  —  We estimate that, on our tasks, Claude Opus 4.5 has a 50%-time horizon of around 4 hrs 49 mins (95% confidence interval of 1 hr 49 mins to 20 hrs 25 mins). While we're still working through evaluations for other recent models, this is our highest published time horizon to date. [image]
Joe Rivano Barros / Mission Local:
Waymo says it temporarily suspended its ride-hailing service in San Francisco during a citywide blackout, as downed traffic lights appeared to halt its vehicles  —  - Click to email a link to a friend (Opens in new window) Email  —  Love what you read?  Love that it was free?
Business Insider:
Google advises some employees on visas, including H-1B visas, not to travel outside the US due to processing delays, following new social media screening rules  —  - Google and Apple are advising some employees with visas not to travel outside the US, per memos viewed by Business Insider.
Samuel K. Moore / IEEE Spectrum:
US CHIPS Act-funded SMART USA Institute, focused on digital twins for chipmaking, says the Department of Commerce will terminate its $285M five-year contract  —  SMART USA, a $285-million center devoted to digital twins, loses funding  —  The head of a U.S. CHIPS and Science Act-funded center devoted …
Forums: r/TrueReddit
Chris Metinko / Axios:
DataLane, which is using AI to build an identity graph to map local businesses across the US, raised a $22.5M Series A led by Amplify Partners  —  DataLane, which is building an identity graph for every local business, raised a $22.5 million Series A led by Amplify Partners, co-founder and CEO David Patterson-Cole tells Axios Pro.
Shirin Ghaffary / Bloomberg:
Q&A with Harvard economist Jason Furman, who consults for OpenAI, on the similarities between the AI boom and the dot-com era, AI's impact on jobs, and more  —  A leading economist isn't overly concerned about the fallout from the AI bubble bursting, if it happens.  But first...  Three things to know:
Bloomberg:
Chinese AI chipmaker Moore Threads announces a new generation of chips slated for mass production from 2026, just weeks after its blockbuster IPO in China  —  Moore Threads Technology Co. introduced a new generation of chips aimed at reducing artificial-intelligence developers' dependence …
April Roach / CNBC:
S&P Global: data center deals hit $61B globally in 2025; debt issuance nearly doubled YoY to $182B, with Meta raising $62B debt since 2022, ~50% of that in 2025  —  Global data centers dealmaking surged to hit another record high this year, driven by a rush to build out the infrastructure required for energy-intensive AI workloads.
Isabelle Bousquette / Wall Street Journal:
The RAISE Act requires AI companies with $500M+ in revenue to publish safety protocols and disclose safety incidents within 72 hours, with fines up to $3M  —  Days after President Trump moved to block states from regulating AI, New York's governor signs what the bill's sponsor calls the strongest AI safety law in the U.S.

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OpenAI:
Blake Brittain / Reuters: