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Moonshot launches Kimi K3.1 Pro and Highspeed for hosted long-horizon agent work

Moonshot announced Kimi K3.1 Pro and its faster Highspeed tier for hosted products and API access. The models target coding and long-horizon tasks with a one-million-token context. Downloadable weights were promised for November 4, not released at this announcement.

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CURRENT ASSESSMENT · REVISION 1
TOWARD DOOM32confidence 60/100

Why it moved the index

Broader hosted access to stronger general-purpose agents increases deployed capability. Moonshot reports that reducing cyber-focused training did not remove substantial offensive capability, but its benchmark and speed claims remain vendor evidence, not a real-world escape. The publication timestamp is corroborated by its official launch forum post.

Assessment history

  1. R1
    Toward 32 · confidence 60

    Owner-requested 30-day re-audit verified a distinct October omission against the fresh durable catalogue.

    30 Oct 2026

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  1. DoomBench assesses “Moonshot launches Kimi K3.1 Pro and Highspeed for hosted long-horizon agent work” as evidence moving toward doom, with magnitude 32 and confidence 60 out of 100 in the capability gains category.

  2. The DoomBench assessment of “Moonshot launches Kimi K3.1 Pro and Highspeed for hosted long-horizon agent work” is based on reporting from Moonshot AI and records the editorial rationale, source quality, attribution, and revision history.

  3. DoomBench summarizes “Moonshot launches Kimi K3.1 Pro and Highspeed for hosted long-horizon agent work” as follows: Moonshot announced Kimi K3.1 Pro and its faster Highspeed tier for hosted products and API access. The models target...

    https://www.doombench.com/news/moonshot-launches-kimi-k3-1-pro-and-highspeed-for-hosted-long-horizon-agent-work-2026-10-23