Billion Valuation

• Elon Musk's xAI announced a $6 billion Series C funding round on April 19, 2026, led by Sequoia Capital, valuing the startup at $24 billion post-money. • Funds will expand the Colossus supercomputer in Memphis, Tennessee, to 300,000 Nvidia GPUs for Grok AI training. • Investment accelerates US AI infrastructure race, countering China's advances and supporting domestic chip production.

• Perplexity AI announced a Series D funding round of $500 million at an $8.5 billion post-money valuation on April 19, led by prominent venture capital firms and strategic investors including Nvidia and Saudi PIF. • The funding will support expansion of Perplexity's AI search engine capabilities, development of enterprise API offerings, and geographic expansion into European and Asian markets with localized language models. • The round positions Perplexity as a serious challenger to Google Search and reflects growing investor confidence in AI-powered search alternatives and conversational information retrieval platforms.

• Databricks announced a Series H funding round of $10 billion at a $43 billion valuation on April 18, led by existing investors including Andreessen Horowitz and Sequoia Capital, to accelerate development of its AI and data platform. • The funding will support expansion of Databricks' lakehouse architecture, which integrates data warehousing and data lakes, and fund aggressive hiring in engineering and sales across North America. • The round positions Databricks as one of the fastest-growing enterprise software companies and signals strong investor confidence in the competitive data infrastructure market dominated by Snowflake and others.

• Scale AI raised $1 billion on April 9, 2026, at $2.5 billion valuation from Accel and Founders Fund for US data labeling expansion. • Funding supports hiring 1,000 engineers in San Francisco to improve RLHF datasets for models like Llama 4. • Positions Scale as critical US AI infrastructure player, with CEO Alexandr Wang noting 'data is the new oil.'

• OpenAI reached an $852 billion valuation and launched the ChatGPT super app on April 4, 2026, integrating chat, coding, search, and AI agents into a unified platform. • The app serves 900 million weekly users, positioning it as a comprehensive AI workspace for enterprise and personal use. • This launch intensifies competition in multimodal AI tools amid surging demand for integrated platforms.

• US defense AI startup Shield AI raised $1.5 billion in Series G funding, valuing it at $12.7 billion post-money, a 140% increase from prior rounds. • The investment supports scaling autonomous drones via Hivemind AI pilot software, following a US Air Force contract and acquisition of simulation firm Aechelon. • With projected $540 million revenue this year, Shield AI leads in military AI, enhancing US drone capabilities against global threats.

• OpenAI secured $122 billion in funding, achieving an $852 billion valuation while advancing toward an AI superapp. • The massive round fuels rapid growth and preparations for a potential IPO in the US market. • This positions OpenAI as a dominant force in AI innovation, attracting top talent and resources.

• Shield AI, a San Diego-based defense tech firm, raised new funding that more than doubled its valuation to $12.7 billion on March 27, 2026. • The company projects revenue exceeding $540 million this year, driven by its Hivemind autonomy software used in drones and fighter-jet programs. • This funding underscores growing investor confidence in AI-powered military autonomy amid rising defense tech demand in the US.