DeepSeek V4.1-Flash-1017: A Date-Numbered Update Sends Terminal-Bench from 31.2 to 42.3
DeepSeek's V4.1-Flash-1017 is labeled a minor update, yet it lifts Terminal-Bench from 31.2 to 42.3 and improves across six other benchmarks while cutting cost per task. It pairs a 1M-token MoE multimodal model with a newly opened low-cost Search & Fetch API.