micro1 raises $100M+ at $4B valuation after ARR grew $7M to $500M in 18 months
annatonger · x · 2026-09-23
- micro1, which sells training data to AI labs, raised over $100M at a $4B valuation.
- Founder Ali Ansarinik grew ARR from $7M to $500M in just 1.5 years.
- Another sign of the massive demand gap for high-quality human data feeding frontier labs.
More from Venture
- Dev builds local tool to analyze Claude Code usage: $20 plan delivers $450/month of API-equivalent value — stichstichstich · 2026-09-23
- OpenAI launches GPT-6 Sol and Luna, cutting API prices roughly in half to challenge DeepSeek — APPSO · 2026-09-23
- TesterArmy raises $1.2M pre-seed to build AI agents that test coding-agent-built apps — fernandorojo · 2026-09-23
- Snorkel AI triples valuation to $3.5B with $350M Series E as training data demand booms — TechCrunch AI · 2026-09-23
- Israeli-founded Venn acquires Zuma for $50M to expand AI property platform — Odd-Complex8103 · 2026-09-23
- Legal AI startup Legora hits $200M ARR, doubling in under six months — ycombinator · 2026-09-23