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Best AI AI Agents Startups in United States

7 startups match both filters.

All in United States All AI Agents Top in United States
Anthropic logo
Anthropic
US · est. 2021

AI safety lab building Claude — a helpful, harmless, honest AI assistant.

$15B · 69
OpenAI logo
OpenAI
US · est. 2015

Creator of ChatGPT, GPT-4, and the leading frontier AI lab.

$13B · 65
Perplexity logo
Perplexity
US · est. 2022

The answer engine — AI search with real-time citations.

$500M · 60
Replit logo
Replit
US · est. 2016

Build software collaboratively from any device.

$250M · 54
Cognition logo
Cognition
US · est. 2023

Applied AI lab building Devin, the AI software engineer.

$196M · 54
Windsurf logo
Windsurf
US · est. 2021

Agentic AI IDE for next-generation coding.

$243M · 53
You.com logo
You.com
US · est. 2020

The productivity search engine with AI agents.

$99M · 52