DeepSeek v4.1 Flash costs under $3 for 500M tokens, hits 315 tok/s decode
gaganghotra_ · x · 2026-09-16
A user benchmarked DeepSeek v4.1 Flash via its API and found it remarkably cheap: over 500 million tokens cost less than $3.
On speed, they measured a peak decode rate of 315 tokens/s and prefill throughput of 52k tokens/s, making it both extremely affordable and fast.
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