Event Brief
Jan 28, 2026 at 1:04 PM ET
Arcee AI Launches 400B Open Source LLM Trinity
By The BriefBrief
Arcee AI, a small startup, unveils Trinity, a 400B model aiming to rival Meta's Llama.
WHO: Arcee AI
WHAT: Released a 400B open source model called Trinity
WHEN: Jan 28, 2026 at 12:30 PM ET
WHERE: United States
WHY: To create one of the largest open source foundation models
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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