Mercor raises $750M Series D at a $20B valuation
11/11/2026 — 11/12, 12:21·5 sources (all)·5 reports (all)
Key takeaways
- San Francisco-based AI training-data startup Mercor has closed a $750 million Series D round at a $20 billion valuation, double the $10 bill…
Background & analysis
On November 11, 2026, Reuters reported that AI training data startup Mercor raised a $750M Series D led by investors including Benchmark, General Catalyst and Nvidia, valuing the company at $20 billion. Mercor said the round closed on Tuesday.
The Next Web reported the same round later that day, adding that Mercor is a San Francisco startup whose business is paying experts to train and test AI models. The Series D totalled $750M at a $20bn valuation, twice the $10bn the company reached when it raised $350M in October 2025. Beyond Benchmark, Felicis, Fundomo, General Catalyst and Nvidia, the round also drew in Salesforce, Sapphire Ventures and Zoom, among others. Taken together, the two reports place the story at the point where the financing is closed, the investor list has been published and the valuation has doubled since the previous round.
AI-generated from 2 reports · updated 3 days ago
Latest turnAccording to Latent Space's AINews, Mercor has raised a $750 million Series D at a $20 billion valuation, with a $3 billion run rate. The figures put the round among the largest recent AI startup financings. The newsletter summary did not include investor details or how Mercor plans to use the capital.
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Reports on this story headlines open the original
According to Latent Space's AINews, Mercor has raised a $750 million Series D at a $20 billion valuation, with a $3 billion run rate. The figures put the round among the largest recent AI startup financings. The newsletter summary did not include investor details or how Mercor plans to use the capital.
Latent SpaceAI score 61US AI training-data company Mercor announced a $750M Series D backed by Nvidia, Zoom and Benchmark, valuing it at $20B — double its previous round. The funds will go toward model evaluation and post-training infrastructure, plus environments where agents can practice complex workflows.
智东西AI score 55According to SiliconANGLE, AI training data and expert network provider Mercor has raised $750 million in new funding at a $20 billion valuation. The company leverages a network of over 5 million domain experts to support model training and enterprise AI agent evaluation.
SiliconANGLEAI score 64Mercor, the San Francisco startup that pays experts to train and test AI models, has raised $750m in a Series D round at a $20bn valuation, The Next Web reports. That is double the $10bn valuation it reached with a $350m round in October 2025.
The Next WebAI score 57AI training startup Mercor has raised $750 million in a Series D from investors including Benchmark, General Catalyst, and Nvidia at a $20 billion valuation, Reuters reports. That is double the $10 billion valuation it held in October 2025.
TechmemeAI score 58
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