Startup Fundraising

AI Megarounds Keep Pulling VC Toward Infrastructure

Tuesday, May 5, 2026 · 4 min

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AI infrastructure is still absorbing the week’s biggest checks, from Sierra’s nearly $1 billion raise to ocean-powered compute and open-source inference. Strategic capital is also sharpening around industrial AI, with BMW adding a new $300 million venture fund.

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AI infrastructure is still absorbing the week’s biggest checks, from Sierra’s nearly $1 billion raise to ocean-powered compute and open-source inference. Strategic capital is also sharpening around industrial AI, with BMW adding a new $300 million venture fund.

In this episode

  1. Bret Taylor's Sierra raises nearly $1 billion months after last capital push — CNBC

    # Bret Taylor's Sierra raises nearly $1B in latest AI capital push Published: 2026-05-04T14:50:01+00:00 Author: Kate Rooney ## Summary Sierra, an artificial intelligence startup, has raised nearly $1 billion in a new funding round, bringing in $950 million in fresh capital at a $15.8 post-money valuation, led by Tiger and Google's GV. The company, founded three years ago by Bret Taylor and…

  2. Panthalassa Raises $140M For Ocean AI Computing Push — Ventureburn

    Panthalassa Raises $140M For Ocean AI Computing Push # Panthalassa Raises $140M For Ocean AI Computing Push Key Takeaways Panthalassa raises $140M Series B led by Peter Thiel Ocean nodes convert wave energy into onboard AI processing power Funding supports ocean-based AI computing and manufacturing scale-up ## Major Backing Fuels Ocean Energy Expansion Panthalassa has raised $140 million…

  3. Italian TravelTech startup Smartness closes €47 million Series B for European expansion – BeBeez International — BeBeez International

    Italian TravelTech startup Smartness closes €47 million Series B for European expansion – BeBeez International No Result View All Result - Private Data - Membership options - Login # Italian TravelTech startup Smartness closes €47 million Series B for European expansion Reading Time: 4 mins read Share on Facebook Share on Twitter Trentino-based Smartness announced the closing of a €47…

  4. Featherless AI Funding: $20M Series A AMD & Airbus — Editorial Team

    Featherless AI Funding: $20M Series A AMD & Airbus # Featherless AI Funding: AMD Ventures and Airbus Ventures Back a $20M Series A to Power Open-Source AI in Southeast Asia Share Featherless.ai, a serverless inference platform specializing in open-source AI, announced it closed $20 million in Series A funding on April 30. That date matters. The Featherless AI funding round arrives as…

  5. BMW i Ventures Launches $300M Fund III to Back AI-Driven Industrial Innovation – Metrology and Quality News - Online Magazine — Keith Mills Publishing Editor

    BMW i Ventures Launches $300M Fund III to Back AI-Driven Industrial Innovation – Metrology and Quality News - Online Magazine SUBSCRIBE BMW i Ventures has launched its third fund, putting $300 million behind a clear premise: that AI will fundamentally reshape how the automotive industry operates and creates value across its entire ecosystem. Fully backed by the BMW Group, Fund III will focus on…