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LG AI Research LLM Medium Open weights

EXAONE 4.5

217 days since LG AI Research announced it ·

EXAONE 4.5 is an open-weights LLM from LG AI Research, announced 9 Apr 2026. Its context window is 256K tokens. It has 33B parameters.

Input
—
per 1M tokens
Cache write
—
per 1M tokens
Cache read
—
per 1M tokens
Output
—
per 1M tokens
Context window
256K
tokens
Parameters
33B
total

No price on the lab’s own pages.

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LG AI Research · Medium · EXAONE

open weights
  1. EXAONE 4.5

Facts last updated , from LG AI Research’s own pages.