DeepSeek V4.1 Flash hits 600+ tok/s on Isoquant, 8.7x faster than Claude Opus 5.5

ycombinator · x · 2026-11-06

Isoquant Labs says its AI-optimized deployment of DeepSeek V4.1 Flash 1017 runs at 600+ tokens/s — 8.7x faster than Claude Opus 5.5, shipping a playable Tetris in 10 seconds.

Drop-in compatible with existing OpenAI and Anthropic SDK integrations — just change the base URL. Live now, no waitlist.

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