AI Startups Surge: Over $100 Million Raised in 2025

The AI startup landscape is booming in 2025, with several companies raising over $100 million in funding within just the first few months of the year. This trend highlights the increasing investor confidence in artificial intelligence technologies and their potential to transform various industries.

Key Takeaways

• Nine U.S. AI startups have raised over $100 million in 2025 so far.
• Anthropic leads with a staggering $3.5 billion in funding.
• The trend indicates a strong continuation of investment in AI following a record-breaking 2024.

Record-Breaking Funding Rounds

In March 2025 alone, several notable funding rounds were announced:

1. Anthropic: Raised $3.5 billion in a Series E round, valuing the company at $61.5 billion. This round was led by Lightspeed and included participation from Salesforce Ventures and General Catalyst.
2. Together AI: Secured $305 million in a Series B round, bringing its valuation to $3.3 billion. The funding was co-led by Prosperity7 and General Catalyst.
3. Lambda: Raised $480 million in a Series D round, valuing the company at nearly $2.5 billion. This round was co-led by SGW and Andra Capital.
4. Abridge: An AI platform for transcribing medical conversations, raised $250 million in a Series D round, valuing it at $2.75 billion.
5. Eudia: An AI legal tech company, raised $105 million in a Series A round led by General Catalyst.
6. EnCharge AI: An AI hardware startup, raised $100 million in a Series B round, led by Tiger Global.
7. Harvey: Another AI legal tech company, raised $300 million in a Series D round, valuing it at $3 billion.
8. ElevenLabs: A synthetic voice startup, raised $180 million in a Series C round, valuing it at over $3 billion.
9. Hippocratic AI: Focused on healthcare, raised $141 million in a Series B round, valuing it at over $1.6 billion.

Comparison With 2024

The momentum in 2025 follows a record year in 2024, where 49 AI startups raised $100 million or more. Notable rounds included:

• xAI (Elon Musk's venture) raised $6 billion.
• OpenAI secured $6.6 billion, marking one of the largest funding rounds in history.

The consistent influx of capital into AI startups indicates a robust belief in the transformative power of AI technologies across sectors, from healthcare to legal tech and beyond.

Future Outlook

As 2025 progresses, the trend of significant funding rounds is expected to continue, with investors eager to capitalize on the potential of AI. The landscape is likely to evolve rapidly, with new players entering the market and existing companies expanding their capabilities.

The ongoing investment in AI startups not only reflects the current technological advancements but also sets the stage for future innovations that could redefine industries and improve efficiencies across the board.

Sources

• 9 US AI startups have raised $100M or more in 2025, TechCrunch.
• Here’s the full list of 49 US AI startups that have raised $100M or more in 2024, TechCrunch.