Kimi K3

Model · 2.8T · open weights · 2 items since Jul 2026

Part ofMoonshot AI

Items

  1. Jul 27

    Moonshot AI releases Kimi K3 open weights

    Moonshot released full weights and a technical report for its 2.8T-parameter MoE (Kimi Delta Attention, native vision, 1M context) under a revenue-tiered license with open-sourced training and serving infrastructure, though a UK evaluation found its cyber and math skills still trail the closed frontier.

  2. Jul 16

    Moonshot AI's Kimi K3

    The largest open-weight model yet, a 2.8T-parameter MoE with 1M-token context and native vision, is live via API at $3/$15 per million tokens with weights due July 27; Artificial Analysis places it just behind GPT-5.6 Sol and Claude Fable 5, and first on BrowseComp (91.2).