Varun Sivaram

@vsiv

CEO and Founder, @EmeraldAI_; Senior Fellow @CFR_org // Prev: Chief Strategy & Innovation Officer @Orsted, US diplomat, CTO @ReNew_Power // Posts mine

Washington, DC

varunsivaram.com

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Varun Sivaram
@vsiv
Aug 25
🦄 Delighted to announce @EmeraldAi_'s $150 million Series A round, valuing us at more than $1 billion with over $220 million raised to date! Read more in The New York Times: nytimes.com/2026/08/25/bus… 📢Read our full announcement: businesswire.com/news/home/2026… 📺Watch our launch on
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Varun Sivaram
@vsiv
Aug 30
Utilities should love flexible AI data centers: important points from @tylerhnorris, @SlBrandin, @jchrisshelton: better utilizing power system increases potential investment in infrastructure and utility returns, while keeping rates affordable. Plus, utilities don't get
Tyler Norris
@tylerhnorris
Aug 29
Replying to @SlBrandin
Now that the benefits of greater asset utilization via high-load-factor large customers are becoming more apparent, I'm hopeful more utilities will realize it can enable them to secure even more capex for system investment. x.com/tylerhnorris/s…
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Varun Sivaram
@vsiv
Aug 21
This is a fantastic rebuttal by Professor @DAcemogluMIT. But the underlying point that he holds a dim view of technological progress, AI's remarkable potential to uplift humanity, and the benefits of tech for liberal democracy (as explained by @TheEconomist, @tylercowen,
The Economist
@TheEconomist
Aug 21
This week we published an article critically assessing the work of @DAcemogluMIT. In response, the Nobel prize-winning economist has robustly defended his research and core ideas. Read his letter in full: economist.com/letters/2026/0…
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Varun Sivaram
@vsiv
Jul 29
This is a very important point. Texas ERCOT integrated energy dispatch PCLR approach is far better than an emergency only approach that would curtail flexible data centers BEFORE other resources, no matter the compensation
Arushi Sharma Frank
@ArushiSF
Jul 28
Replying to @ArushiSF
Real-time energy dispatch and capacity emergency calls are two completely different layers of grid operation. A non-firm load using SCED (Security-Constrained Economic Dispatch) to ramp down based on local LMP or line constraints isn't "stealing firm capacity"—it is providing an
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Varun Sivaram
@vsiv
Jul 26
I'm surprised that the open-weights debate has collapsed onto a false diagonal, when there's an obvious US foreign policy posture on AI: I call it Competitive Realism. Oddly, right now, one camp treats adversarial distillation as ordinary learning, so it wants to fight nothing