vLLM Reports DeepSeek-V4.1-Flash Throughput and Revenue Results on AgentX

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vLLM reported DeepSeek-V4.1-Flash throughput of 954K tokens/s/GPU, counting cached, input and output tokens, with P90 per-user throughput of 196 tokens/s on SemiAnalysis AgentX using real-world agentic workloads. vLLM called it the best DeepSeek-V4.1-Flash result ever on AgentX. Applying DeepSeek’s off-peak pricing, vLLM said the result translates to $38.96/GPU-hour in revenue. Its engineering blog describes the optimizations and provides instructions for reproducing the benchmark results.

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Latest development10/25 07:23 (UTC+8)

vLLM reports DeepSeek-V4.1-Flash performance on AgentX with real-world agentic workloads vLLM · X

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DeepSeek V4.1 Flash#29 overall$0.02 input / $1 output per million tokens

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10/25

07:23
vLLM · X
vLLM reports DeepSeek-V4.1-Flash performance on AgentX with real-world agentic workloads
vLLM reports 954K tokens/s/GPU total throughput (cached+input+output) at 196 tokens/s P90 per user on SemiAnalysis AgentX with real-world agentic workloads. At DeepSeek's off-peak pricing, vLLM says this delivers $38.96/GPU-hour revenue and calls it the best DeepSeek-V4.1-Flash result on AgentX ever. Its engineering blog explains the optimizations and how to reproduce the results: https://vllm.ai/blog/2026-10-23-deepseek-v41-flash-pd-wide-ep

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