ERNIE 5.5 Flash Preview: 280B-param multi-router MoE activating only 14B per token

xiaohu · x · 2026-11-11

ERNIE 5.5 Flash Preview is a multi-router MoE: 280B total parameters with only 14B activated per token, and multiple routers jointly select experts for better routing at the same activation budget. It uses hybrid sparse attention — most layers read compressed history, a few layers retrieve details — saving memory on long contexts.

A companion demo shows two agents building an airport and planes in Blender via the Python API: one researches maps and builds terminals/runways, the other models fuselage and wings with stock cockpit/cabin assets; they then reconcile scale and coordinates, and render with Cycles/OptiX before compositing via FFmpeg.

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