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Co-release (with Z Lab) of six new DFlash speculators targeting Alibaba Qwen 3.x…

Brief

Charles (@charles_irl) announces a co-release with Z Lab of six state-of-the-art DFlash speculators for Alibaba Qwen 3.x, touting a measured throughput exceeding 1,000 output transactions per second for Qwen 3.5 122B-A10B on a B200. The post frames speculation-driven decoding as their strategic focus and links to a blog for technical rationale.

Why it matters

Co-release (with Z Lab) of six new DFlash speculators targeting Alibaba Qwen 3.x, announced by @charles_irl.

Key details

  • Performance claim: over 1,000 output TPS for Qwen 3.5 122B-A10B measured on a B200.
  • Author states they are "all-in on spec dec" and links to a blog (modal.com/blog/spec-is-all-u…) explaining why speculation-focused decoding is their strategy.
Source evidence

Speculation Is All You Need.

In this blog post, we announce the co-release (w/ Z Lab) of six more state-of-the-art DFlash speculators for @Alibaba_Qwen 3.x.

Over 1k output tps for 3.5 122B-A10B on a B200.

Read the blog for why we're all-in on spec dec.

modal.com/blog/spec-is-all-u…

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