
What they do:
FollowUpThen is an email-based personal assistant that sends you…
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HQ: San Francisco, CA, United States
This list has 8,236 startups and was last updated on Oct 15, 2026. 1,491 of them are hiring right now. Biggest hubs: San Francisco (3,173), New York (858), and London (219). Largest teams: Breadfast, DoorDash, and Stripe. Latest round: Scimplify raised $25M (Oct 15, 2026).

What they do:
FollowUpThen is an email-based personal assistant that sends you…
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HQ: San Francisco, CA, United States

What they do:
Helping software developers find teams that share their values.
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HQ: Seattle, WA, United States

What they do:
Universal, Pure-GPU HTML Renderer
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HQ: San Francisco, CA, United States

What they do:
Connect with people around you—IRL
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HQ: Miami, FL, United States

What they do:
Build UI fast.
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HQ: San Francisco, CA, United States

What they do:
Deep Meditate is an app that helps you de-stress, sleep, and…
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Community driven marketplace for used things
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HQ: Lisbon, Portugal

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Building New Anti-Aging Ingredients for Skincare
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HQ: San Francisco, CA, United States

What they do:
Multi-agent AI for physical logistics operations
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HQ: San Francisco, CA, United States

What they do:
The custom all-in-one OS for each company.
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Robust & recursively self-improving general intelligence
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HQ: New York, NY, United States

What they do:
Incredibly reliable background task queues and cron jobs
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HQ: Austin, TX, United States

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Pelvic floor fitness made easy
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HQ: Chicago, IL, United States

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Redefining the Standard of Care for Iron Deficiency Anemia
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HQ: San Francisco, CA, United States

What they do:
Instant Labs builds modern tools to help you find and buy domain…
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What they do:
AI Agents for Healthcare Intake
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HQ: San Francisco, CA, United States

What they do:
Stealth AI Lab
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HQ: San Francisco, CA, United States

What they do:
AI-native crypto hedge fund
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HQ: Seoul, South Korea

What they do:
AI SDR
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HQ: San Francisco, CA, United States

What they do:
Faster processors for solving NP-complete problems
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HQ: San Diego, CA, United States

What they do:
AI Agent for Billpay platforms to pay invoices with virtual cards
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HQ: San Francisco, CA, United States

What they do:
ai
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HQ: San Francisco, CA, United States

What they do:
Create, edit, and share procedural material graphs.
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HQ: Pittsburgh, PA, United States

What they do:
Transform Document Workflows with AI Agents
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HQ: San Francisco, CA, United States

What they do:
AI for Human Writing
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HQ: San Francisco, CA, United States

What they do:
The simplest way to extract web data at scale
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HQ: San Francisco, CA, United States

What they do:
Embed charts, dashboards and exports in your app
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HQ: Austin, TX, United States

What they do:
Turn product features into launch videos
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HQ: San Francisco, CA, United States

What they do:
Specialized agents for real work
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HQ: Los Angeles, CA, United States

What they do:
Building and Protecting an Exciting Future
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HQ: Los Angeles, CA, United States

What they do:
Fun with AI video
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HQ: San Francisco, CA, United States

What they do:
Autonomous Companies Run by AI Working While You Sleep.
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HQ: San Francisco, CA, United States

What they do:
Gives non-technical team members agents that work right out of the box
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HQ: New York, NY, United States

What they do:
Make your LLMs 3x faster.
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HQ: San Francisco, CA, United States

What they do:
AI agents for high-value professional work
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HQ: London, United Kingdom

What they do:
100x faster scientific evidence synthesis
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HQ: San Francisco, CA, United States