DeepSeek V4 Pro beats GPT-5.5 Pro on precision
Hacker News (AI keywords)·13 hours ago·Benchmark
RuntimeWire compared DeepSeek V4 Pro and GPT-5.5 Pro across four fresh text tasks, with DeepSeek winning 38.0 to 33.0. The article highlights DeepSeek’s stronger handling of regex edge cases, workplace-update constraints, and exact JSON schema compliance. GPT-5.5 Pro remained capable, but lost points for avoidable deviations, extra process details, and minor structural mismatches.