Baidu launches ERNIE 5.5 Flash Preview: 280B params, 14B active, 1M context, weights open by Nov 25
Baidu_Inc · x · 2026-11-11
Baidu officially announced ERNIE 5.5 Flash Preview, the latest open-weight foundation model in the ERNIE family, built on a new architecture designed for efficient inference.
Key specs and results:
- 280B total parameters, 14B active per token
- 1M-token context window
- Generation speed above 200 tokens/sec
- Per the official benchmark chart, it leads Claude Opus 5.5, DeepSeek V4.1 Flash 1017, GLM-5.3 and others on Terminal-Bench 4.0 (46.5), AutomationBench (61.9), DRACO (84.9), and SpreadsheetBench V2 (36.4), though many comparison scores are self-evaluated
Model weights will be released by November 25.
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