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China Mobile LLM Medium Closed weights

JT-4.1 Flash

118 days since China Mobile announced it ·

JT-4.1 Flash is a closed-weights LLM from China Mobile, announced 17 Jul 2026. Its context window is 262K tokens. It has 236B parameters.

Input
—
per 1M tokens
Cache write
—
per 1M tokens
Cache read
—
per 1M tokens
Output
—
per 1M tokens
Context window
262K
tokens
Parameters
236B
total

No price on the lab’s own pages.

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China Mobile · Medium · JT Flash

closed weights
  1. JT-4.1 Flash

Facts last updated , from China Mobile’s own pages.