Discover the 9 US AI Startups That Raised Over $100M in 2025 – The Future of Innovation!

Last year was a monumental year for the AI industry in the U.S. and beyond. In 2024, there were 49 startups that raised funding rounds worth $100 million or more, with three companies raising more than one mega-round and seven raising rounds at $1 billion or larger.

How will 2025 compare? It's still early in the year, but the number of U.S. AI companies that have raised more than $100 million is almost in double digits, and there has already been one round larger than $1 billion.

Here are all the U.S. AI companies that have raised more than $100 million so far this year:

March

• Anthropic raised $3.5 billion in a Series E round that valued the startup at $61.5 billion. The round was announced on March 3 and was led by Lightspeed with participation from Salesforce Ventures, Menlo Ventures, and General Catalyst.

February

• Together AI, which creates open source generative AI, raised $305 million in a Series B round, valuing the company at $3.3 billion.
• Lambda, an AI infrastructure company, raised $480 million in a Series D round, valuing the startup at nearly $2.5 billion.
• Abridge, an AI platform for transcribing patient-clinician conversations, raised $250 million in a Series D round, valuing it at $2.75 billion.
• Eudia, an AI legal tech company, raised $105 million in a Series A round.
• EnCharge AI, which specializes in AI hardware, raised $100 million in a Series B round.
• Harvey, another AI legal tech company, raised $300 million in a Series D round, valuing it at $3 billion.

January

• ElevenLabs, a synthetic voice startup, raised $180 million in a Series C round, valuing the company at more than $3 billion.
• Hippocratic AI, developing large language models for healthcare, raised $141 million in a Series B round, valuing it at over $1.6 billion.

The momentum in the AI sector shows no signs of slowing down, with innovative startups leading the charge towards a technologically advanced future.