Forbes · Anna Tong ·

AI training data startup Micro1 raised $100M+ at a $4B valuation, up from $500M in September 2025; two frontier AI labs and xAI co-founders invested

At the beginning of last year, Ali Ansari's company, Micro1, was a recruiting business with $7 million in ARR.

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AI training data startup Micro1 raised $100M+ at a $4B valuation, up from $500M in September 2025; two frontier AI labs and xAI co-founders invested

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Forbes — AI training data startup Micro1 raised $100M+ at a $4B valuation, up from $500M in September 2025; two frontier AI labs and xAI co-founders invested ↗

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