DeepSeek-V4.1-Flash debuts with $0.003/1M off-peak cached-input rate and benchmarks eclipsing GPT-5.6 Sol, Claude Opus 5

DeepSeek launched DeepSeek-V4.1-Flash last night with a 552-billion-parameter mixture-of-experts backbone, native vision, a 1-million-token context window and an architecture built to make repeatedly reading large contexts cheaper. Read more