Regional AI Startup Intelligence
US AI Startups to Watch
Discover US AI startups across foundation models, infrastructure, AI agents, developer tools, healthcare, fintech, and cybersecurity.
Companies tracked: 2,056Market: United StatesUpdated: May 11, 2026
United States Market Snapshot
2,056
tracked companies
8
category clusters
8
funding signals surfaced
The US remains the deepest AI funding market, but the useful signal is category concentration, not raw company volume.
Representative Companies
A crawler-visible market map sample from the AI Market Watch database.
| Company | Category | Funding | Focus |
|---|---|---|---|
| Arphie San Francisco, United States | AI Agents | $2.9M | An AI-native platform that automates RFP responses, due diligence questionnaires (DDQs), security questionnaires, and complex B2B questionnaires using patent-backed AI agents that transform unstructured enterprise knowledge into accurate, sourced responses. |
| BoomPop San Francisco, United States | AI in Marketing | $55M total (all rounds) | AI-powered event planning platform that simplifies corporate event planning and management with expert planners and AI technology. |
| Axonius New York, USA | AI in Cybersecurity | $595M | A cybersecurity asset management and SaaS management platform that provides organizations with a comprehensive, always-up-to-date inventory of all assets to identify and remediate security gaps. |
| mEinstein Boston, USA | AI Agents | $2.1M | A mobile-native Personal AI Operating System (OS) and voice-controlled assistant that provides a 'digital twin' experience through 100% on-device intelligence and decentralized data ownership. |
| Moises Salt Lake City, USA | Voice / Speech AI | $50.25M | An AI-powered music platform and application that allows users to separate vocals and instruments from any song, master tracks, and practice music. |
| Mem0 San Francisco, USA | AI Infrastructure | $24M | Mem0 provides a universal memory layer for AI applications and agents, enabling persistent memory integration with minimal code. |
| Performance Drone Works Huntsville, USA | Robotics / Embodied AI | $154.0M | A defense-technology company specializing in the design and manufacture of autonomous, military-grade small Unmanned Aerial Systems (sUAS) engineered for contested environments and electronic warfare. |
| Billee Technologies Dallas, Texas, USA | AI Infrastructure | $9.15 million | Billee Technologies provides a SaaS platform that uses AI and automation to streamline the entire utility management and billing process for the multifamily real estate industry. |
| NeuBird Redwood City, USA | AI Agents | $63.8M | An agentic AI platform designed for enterprise production operations and Site Reliability Engineering (SRE) that autonomously diagnoses and resolves IT incidents in real-time. |
| Hup San Francisco, USA | AI Agents | Undisclosed | A vision-enabled AI home assistant designed to manage household accountability and routines through a proactive, 'sarcastic' persona. |
| Blank Beauty Knoxville, USA | Robotics / Embodied AI | $8.0M | A beauty technology startup utilizing AI-driven robotics to provide hyper-personalized, on-demand cosmetic manufacturing, replacing traditional mass production with a micro-factory model. |
| Architect Financial Technologies Chicago, United States | AI in Fintech | $52.0M | The world's first centralized and regulated exchange (AX) for perpetual futures on traditional financial asset classes, including foreign currencies, single stocks, stock indexes, interest rates, metals, and energy, combining crypto-style derivatives with traditional market infrastructure. |
| Whatfix San Jose, USA | AI Agents | $298.2M | Whatfix is a digital adoption platform that provides AI-powered in-app guidance, user onboarding, training, and analytics to help businesses improve software adoption and user productivity. |
| april New York, New York, USA | AI in Fintech | $78 million | An AI-powered tax platform that provides embedded tax solutions for financial institutions, enabling them to offer tax filing, planning, and estimation tools to their customers. |
| Automotus Los Angeles, California | AI in Government / Public Sector | $26M (equity) / $29.9M (total incl. debt) | An AI-powered curb management platform that uses computer vision to automate payment, enforcement, and data collection for cities, airports, and fleets. |
| SymphonyAI Palo Alto, United States | AI | $1 billion+ | SymphonyAI is a global enterprise AI leader providing predictive and generative AI SaaS products for vertical industries, combining deep domain expertise with AI to solve specific business challenges |
| Martin AI San Francisco, CA, USA | Natural Language Processing | $2 million | Martin AI is developing a more intuitive and personalized AI assistant that could rival offerings from OpenAI and Google. |
| Eliza Labs Palo Alto, California (based on Stanford partnership) | AI Agents | Not specified | Organization behind the ElizaOS framework for building autonomous AI agents in Web3. |
| beycome Miami, United States | AI Agents | $2.5M | A tech-first, direct-to-consumer real estate marketplace that empowers homeowners to buy and sell properties without commissions using an AI-driven platform. |
| Zilliz Redwood City, California, USA | AI Infrastructure | $113M | Zilliz Cloud is a fully managed, cloud-native vector database platform designed to power enterprise-grade AI applications through efficient storage, indexing, and retrieval of unstructured data. |