
What they do:
Conversational AI assistants using your knowledge
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HQ: San Francisco, CA, United States
This list has 3,573 startups and was last updated on Oct 15, 2026. 1,091 of them are hiring right now. Biggest hubs: San Francisco (1,716), New York (430), and London (125). Largest teams: Kapital Bank, Skill-lync, and Wave. Latest round: Clueso raised $10M (Oct 13, 2026).

What they do:
Conversational AI assistants using your knowledge
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HQ: San Francisco, CA, United States

What they do:
Build factory ready tech packs in minutes.
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HQ: Los Angeles, CA, United States

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Geostar drives inbound for companies through search.
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HQ: New York, NY, United States

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Sequin is building AI Voice Agents to automate collections calls for…
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HQ: San Francisco, CA, United States

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AI workflow engine for reliable systems
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HQ: New York, NY, United States

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Reinventing respiration monitoring
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HQ: Los Angeles, CA, United States

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Open-source monitoring for machine learning models
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HQ: London, United Kingdom

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Supply chain finance for consumer brands
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HQ: Honolulu, HI, United States

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Automated phone ordering system for restaurants
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HQ: San Francisco, CA, United States

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Growing seaweed to stabilize the climate.
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HQ: San Francisco, CA, United States

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Connect LinkedIn to your CRM to automate and track LinkedIn outreach.
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HQ: San Francisco, CA, United States

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AI Search for the Next Generation
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HQ: San Francisco, CA, United States

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Monetization platform for AI characters and dramas
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HQ: New York, NY, United States

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AI agents to build B2B datasets
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HQ: San Francisco, CA, United States

What they do:
Targeting the Tumor Ecosystem to address cancer drug resistance.
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HQ: San Francisco, CA, United States

What they do:
Digital program for tinnitus
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HQ: London, United Kingdom

What they do:
The best AI chat you've ever used
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HQ: San Francisco, CA, United States

What they do:
Intelligent Customer Implementation Platform for B2B
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HQ: San Francisco, CA, United States

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An easier way to deploy and manage cloud apps
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HQ: Atlanta, GA, United States

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Payments & analytics for apps in the OpenAI GPT Store
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What they do:
D2C Skincare for Eczema
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HQ: San Francisco, CA, United States

What they do:
Turn everyday videos into movies.
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HQ: San Francisco, CA, United States

What they do:
Subscription entertainment news
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HQ: Los Angeles, CA, United States

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The Operating System of Hollywood
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HQ: Los Angeles, CA, United States

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Open-source API & UI test automation
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HQ: Wilmington, DE, United States

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Enabling Tissue Targeting of Therapies
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HQ: San Francisco, CA, United States

What they do:
High quality mRNA for therapeutic application
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HQ: San Diego, CA, United States

What they do:
ML Marketing Infrastructure
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HQ: Singapore

What they do:
AI-powered engineering productivity tools
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HQ: San Francisco, CA, United States

What they do:
Smart receipts for your business spend
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HQ: New York, NY, United States

What they do:
Create sites with just a prompt
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HQ: Orlando, FL, United States

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Your autonomous motion designer that turns every feature into a…
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HQ: San Francisco, CA, United States

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The protocol for derivatives on blockchains
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HQ: Claymont, DE, United States

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The safety layer between AI agents and your database
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AI tool that finds you leads on Reddit and sends them hyper…
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What they do:
We help livestream sellers get more sales.
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HQ: Singapore