DeepSeek-V4.1-Flash vs GPT-5.6 Sol
27 SHARED BENCHMARKSAcross 27 shared benchmarks, DeepSeek-V4.1-Flash scores higher on 5 and GPT-5.6 Sol on 20, with 2 level. The widest gap is Program Bench, where GPT-5.6 Sol scores 77.6 against 20.3. DeepSeek-V4.1-Flash is the cheaper of the two on tracked API pricing ($0.30 against $4.00 per million input tokens).
DEEPSEEKVSOPENAI27 SHARED5–20 HEAD-TO-HEAD
Terminal-Bench 4.031.239.9
terminalbenchV4026.839.9
Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing. Quoted rates are the price-setter row we currently track for each model — its direct or vendor-official listing where one exists (direct, direct), otherwise the lowest tracked offer.