--- title: "Is DeepSeek V4.1 Flash still undominated? · Undominated.ai" canonical: https://undominated.ai/check/deepseek__deepseek-v4.1-flash/ description: "DeepSeek V4.1 Flash: whether it is still undominated. If anything in this catalogue is both better and cheaper, it is named, as of Sep 19, 2026. Unrated stays unrated." --- # Is DeepSeek V4.1 Flash still undominated? · Undominated.ai > DeepSeek V4.1 Flash: whether it is still undominated. If anything in this catalogue is both better and cheaper, it is named, as of Sep 19, 2026. Unrated stays unrated. # Is DeepSeek V4.1 Flash a good deal? Whether anything in this catalogue beats DeepSeek V4.1 Flash on both quality and price, and what you give up if it does. A computation on the current catalogue, not an opinion. 6 undominated of 137 · Sep 19, 2026 As of Sep 19, 2026, DeepSeek V4.1 Flash has no independent quality score. We cannot rank it. Absence of a score is not a score of zero. Current model DeepSeek V4.1 Flash Balanced 3 tokens in per 1 out Balanced Summarise Chat Code gen Agentic Monthly spend (USD) Used only to say how many months a named switching cost would take to earn back. Leave blank to skip. Switching cost (USD) 137 rated, priced standard models. Chartreuse is the frontier. Cobalt is the model you named, when it is not on the staircase. DeepSeek V4.1 Flash takes text, image, returns up to 384,000 tokens from a 1,048,576-token context, and is listed by 21 sellers. Copy watch URL [Open the frontier](/frontier/) This page does not mail you. The URL is the watch: same model, same mix, current catalogue. ## Saved decision references Save the model, workload, catalogue date and capability-preservation rule in this browser. Spend, switching cost and bill contents are not saved. No account or notifications. Constraint: replacements must preserve the model’s capabilities; any losses remain named trade-offs. Historical decisions cannot be fully replayed from saved references: past prices, scores and capability evidence are not stored. Save this reference