Top AI Startups in United States
Ranked by total funding. See full United States directory.
- 1
Anthropic
Founded 2021 · San Francisco
AI safety lab building Claude — a helpful, harmless, honest AI assistant.
$15B - 2
OpenAI
Founded 2015 · San Francisco
Creator of ChatGPT, GPT-4, and the leading frontier AI lab.
$13B - 3
Cursor
Founded 2022 · San Francisco
The AI code editor built for productive engineers.
$900M - 4
Perplexity
Founded 2022 · San Francisco
The answer engine — AI search with real-time citations.
$500M - 5
Grammarly
Founded 2009 · San Francisco
AI writing assistant for individuals and teams.
$400M - 6
Hugging Face
Founded 2016 · New York
The AI community building the future of machine learning.
$395M - 7
Replit
Founded 2016 · San Francisco
Build software collaboratively from any device.
$250M - 8
Windsurf
Founded 2021 · Mountain View
Agentic AI IDE for next-generation coding.
$243M - 9
Runway
Founded 2018 · New York
Applied AI research for video, image, and 3D.
$236.5M - 10
Harvey
Founded 2022 · San Francisco
The AI platform for elite law firms.
$206M - 11
Cognition
Founded 2023 · San Francisco
Applied AI lab building Devin, the AI software engineer.
$196M - 12
Character.AI
Founded 2021 · Menlo Park
Chat with millions of user-created AI characters.
$193M - 13
Jasper
Founded 2021 · Austin
AI copilot for enterprise marketing teams.
$131M - 14
Suno
Founded 2022 · Cambridge
Make any kind of song with AI.
$125M - 15
Descript
Founded 2017 · San Francisco
AI video and podcast editing — edit by editing the transcript.
$100M - 16
You.com
Founded 2020 · Palo Alto
The productivity search engine with AI agents.
$99M - 17
HeyGen
Founded 2020 · Los Angeles
AI video platform with hyper-realistic avatars.
$74M - 18
Hex
Founded 2019 · San Francisco
The collaborative data workspace with AI.
$68M - 19
Otter.ai
Founded 2016 · Mountain View
AI meeting assistant for notes, summaries, and action items.
$63M - 20
Clay
Founded 2017 · New York
AI-powered sales prospecting and data enrichment.
$40M - 21
PlayHT
Founded 2016 · San Francisco
AI voice generation and real-time voice agents.
$15M - 22
Copy.ai
Founded 2020 · Memphis
AI platform for go-to-market teams.
$13.9M - 23
Udio
Founded 2023 · New York
Discover, create, and share music with AI.
$10M - 24
Chatbase
Founded 2023 · San Francisco
Custom AI chatbots trained on your data.
$3M - 25
Writesonic
Founded 2020 · San Francisco
AI writer, editor, and SEO tool for content teams.
$2.6M - 26
Midjourney
Founded 2021 · San Francisco
Independent AI image generation lab.
Undisclosed