DeepSeek v4.1 Flash preview spotted: ~300 tok/s, fires lots of subagents, no vision yet
kevinkern · x · 2026-09-10
Developer Kevin Kern tested an upcoming DeepSeek v4.1 Flash preview endpoint, reporting inference at roughly 300 tok/s and heavy parallel subagent usage on his workloads.
The preview still lacks vision; he hopes the official release will be multimodal.
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