Funded Artificial Intelligence Startups in United States
The 50 most recent funding rounds in this segment span roughly five weeks, from October 30 through November 30, 2025.
The 50 most recent funding rounds in this segment span roughly five weeks, from October 30 through November 30, 2025. The largest disclosed close was Anysphere's $2.3B Series D on November 14, followed by Lambda's $1.5B Series E on November 18 and Kalshi's $1.0B venture round on November 22. At the other end, Lamatic closed a $510K seed in Fort Lauderdale and Scale Social AI took a $1M pre-seed in Durham, North Carolina — early-stage activity that extends well beyond coastal metros.
San Francisco is the most represented city, with Momentic, Anysphere, Wispr Flow, Alembic, Tavus, Gamma, Cavela, Cuckoo, and Freya Voice all closing rounds between November 5 and November 27. Palo Alto follows closely, anchored by Luma AI's $900M Series C, Genspark's $200M Series B, and Hippocratic AI's $126M Series C. Austin contributed three rounds — Apptronik ($331M), Verisoul ($7M), and Vida ($4M) — and Boston produced Beacon Biosignals ($86M Series B), AI Proteins ($42M Series A), and Suno's $250M Series C.
Most recent rounds
50 shownRelated listings
Frequently asked
What are the largest recent funding rounds among US AI startups?
The four largest disclosed rounds in this set are Anysphere's $2.3B Series D (November 14), Lambda's $1.5B Series E (November 18), Kalshi's $1.0B venture round (November 22), and Luma AI's $900M Series C (November 22). Apptronik's $331M venture round and d-Matrix's $275M Series C round out the top six.
Which US cities are most active for AI startup funding right now?
San Francisco leads in deal count, with at least nine companies closing rounds between November 5 and November 27, 2025 — including Anysphere, Alembic ($145M Series B), and Tavus ($40M Series B). Palo Alto ranks second by both deal count and capital raised, anchored by Luma AI's $900M Series C and Hippocratic AI's $126M Series C.
What funding stages are most common among recently funded US AI companies?
Venture - Series Unknown is the most frequent label, appearing across roughly 16 of the 50 rows — including Apptronik ($331M), NestAI ($115M), and Elephas ($40M). Series B is the next most common discrete stage with seven rounds including Alembic ($145M) and Genspark ($200M), followed by Seed with eight rounds ranging from Lamatic's $510K to Inception's $50M.
How many of these rounds have undisclosed amounts?
At least seven of the 50 rounds list undisclosed amounts, including World Labs (convertible note, November 19), ALICE Technologies (venture, November 16), Zest AI (venture, November 8), Litmus Automation, SOC Prime, Suno's private equity close (November 11), and Conifers.Ai.
Are there funded AI startups in smaller or non-coastal US markets?
Yes. Funded companies appear in Birmingham, Alabama (QuantHUB, $1M), Fort Wayne, Indiana (Sortera Alloys, $45M), Indianapolis, Indiana (Liminal, $12M), Madison, Wisconsin (Elephas, $40M), Charlotte, North Carolina (Siftwell Analytics, $4M), and Fort Lauderdale, Florida (Lamatic, $510K). Austin, Texas also contributed three rounds in late November 2025, including Apptronik's $331M close.
Know which startups just got funded. Every week.
Fresh funding rounds, new companies, and the sectors moving fastest — in your inbox every Monday morning.
Free. Sent every Monday. Unsubscribe anytime.