DeepSeek V4.1 Flash said to cost 1% of GPT-6 Astra to train

Emad @EMostaqueOriginally posted 2026.09.15

Open original on X

So @deepseek_ai v4.1 Flash I estimate cost $10m to train, 100x less than GPT-6 Astra. It also costs 100x less to run and scores about the same on everyday design and other benchmarks What's the bull case for the frontier AI labs once the open source models are competent enough