DeepSeek upgrades V4 Pro, draws direct comparison to Anthropic's Claude Fable

China’s DeepSeek Upgrades V4 Pro: Claude Fable Is Only 5% Better at 4,500% the Price - Decrypt

DeepSeek released V4 Pro 0813, within 5% of Claude Fable 5 on agent benchmarks at 46x lower cost ($0.44 vs $10/$50 per million tokens). Per-task cost ($0.03 vs $3.15) erodes the case for premium US models; Chinese open-weights sustain frontier parity at 99% cost reduction.