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Self-hosting Kimi K3: Cost and Performance Insights

Analysis of cost and performance when self-hosting Kimi K3.

Kimi K3 was tested using an 8×B300 node instead of the 8×B200 setup. This change increased hardware costs by 20% while improving task resolution quality by 24%. K3 successfully resolved 86.4% of tasks across 16 concurrent sessions. However, token throughput was 30% lower compared to GLM-5.2, and task times were 50% longer. This situation calls for careful consideration of hardware and software choices for engineers.

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