# Micro1 funding rounds and investors

As of 9 Nov 2026, Micro1 has raised at least $100M across 2 verified rounds on record (1 with no disclosed amount), plus 1 round still being checked; latest: $100,000,000 Series B led by Dream Ventures, announced 22 Sep 2026.

Data lab to train frontier models & evaluate agents

Website: https://micro1.ai  
Headquarters: San Francisco, California  
Page: https://fireround.dev/companies/micro1

## Verified rounds

| Announced | Round | Amount | Lead investors | Other investors | Sources |
| --- | --- | --- | --- | --- | --- |
| 2026-09-22 | Series B | $100,000,000 | Dream Ventures | Flybridge Capital, G Squared, Javelin Venture Partners, LG, Microsoft, UP.Partners | [forbes.com](https://www.forbes.com/sites/annatong/2026/09/22/this-25-year-old-raised-over-100-million-for-his-ai-data-startup-at-a-4-billion-valuation), [traded.co](https://traded.co/vc/deal/micro1-raises-100-million-at-4-billion-valuation-from-investors-including-microsoft-and-amazon), [kitsapsun.com](https://www.kitsapsun.com/press-release/story/810696/micro1-end-of-q3-update) |
| 2025-09-12 | Series A | undisclosed | not stated | 01A, LG Technology Ventures | [micro1.ai](https://www.micro1.ai/series-a), [reuters.com](https://www.reuters.com/business/scale-ai-competitor-micro1-raising-funds-500-million-valuation-sources-say-2025-07-28), [tekedia.com](https://www.tekedia.com/micro1-raises-35m-at-500m-valuation-as-ai-labs-scramble-for-training-data) |

Source: Fireround (https://fireround.dev), an open-source funding feed. Each round is checked against the pages listed with it.