FactStream

Release and performance testing of Kimi K3 model

Occurred 16 July 2026

Moonshot AI has launched its 2.8 trillion parameter Kimi K3 model, which independent testing suggests maintains a high hallucination rate despite its performance scores.

Aggregated from 6 sources · Updated 30 Jul 2026, 08:14 UTC (UTC)

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Facts (2)

  • Established

    Moonshot AI released its Kimi K3 model on July 16, 2026, which features 2.8 trillion parameters and a mixture-of-experts (MoE) architecture.

  • EmergingNiche Signal

    Independent testing found the Kimi K3 model to have a hallucination rate of approximately 51% despite high accuracy scores.

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