MegaScale (Production) is an AI model developed by ByteDance and Peking University (China), first published in February 2024. It works in the language domain, on tasks such as language modeling/generation.
Training it took an estimated 3.9×10²⁴ FLOP of compute (estimation method: other). The model has 530,000,000,000 parameters. Training ran on 12,288 NVIDIA A100 for about 504 hours. The compute alone is estimated at $3M in 2023 dollars.
Access: Unreleased. Its weights are not openly released. The reference paper has 302 citations. Epoch AI rates the confidence of this record as speculative.