Funding
Third financing round · AI

NaiveAI raises $120 million

The AI developer builds open-weight models for coding and research.

By RoundOS Funding desk

NaiveAI raised $120 million in its third financing, The Information reported on September 18.

The company develops open-weight language models for coding and AI research. It subsequently introduced Naive-N0.5-Flash, combining model downloads with a developer platform. Its research process uses AI systems to run experiments under human direction.

Funding history

Third financing round · This round$120M

Sources

  1. A Tsinghua Professor’s Stealth LLM Startup Hits $1.4 Billion Valuationtheinformation.com · Sep 18, 2026
  2. naive.ai

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