llamaperf

Qwen3.8 125B (6B active) Flash-Next

on Unknown GPU

Tone: positive
Oct 1, 2026
Throughput
50.0 t/s gen · 1000.0 tokens/s prompt processing (prefill)Prompt processing measures input prefill speed; it does not tell you the time to first token.
Quant
NVFP4 (NVFP4)

Use cases

agentictool-use

Summary

User reports Qwen3.8 Flash-Next NVFP4 at ~50 t/s generation and ~1000 t/s prefill while running a computer-use agent harness built with Claude Code. Drawing a simple image took 12m 1s, much of it spent debugging a WebGL issue. The user asks about open-source computer-use harnesses for regulated fields like law and medicine, HIPAA compliance, and whether others use local or cloud models.