AI training startup Mercor raised a $750M Series D from Benchmark, General Catalyst, Nvidia, and others at a $20B valuation, up from $10B in October 2025 (Reuters)

Reuters : AI training startup Mercor raised a $750M Series D from Benchmark, General Catalyst, Nvidia, and others at a $20B valuation, up from $10B in October 2025, Mercor said on Tuesday it had raised $750 million in a funding round that valued the AI training startup at $20 billion.