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Did Artificial Analysis release Intelligence Index v5 as a major ranking update that widens the open-vs-closed model gap?

ConfirmedLast checked
Artificial AnalysisFirst seen

Verdict

Confirmed. Artificial Analysis announced Intelligence Index v5 on its site: two new benchmarks, three upgrades, and a majority of the Index on private/held-out evaluations; it reports Claude Opus 5.5 (max) leading and a wider open-weights gap. DailyCited lists this as Official on the Oct 28 brief.

Evidence timeline · 2 sources · newest first

  1. Unconfirmed → Confirmed

  2. Confirmed

    Artificial Analysis published “Announcing Artificial Analysis Intelligence Index v5,” describing two new benchmarks, three upgrades, ~60% private/held-out coverage, Progress Index v1, and leaderboard results including a wider open-weights gap. DailyCited lists this as Official on the Oct 28 brief.

    Source: Artificial Analysis · Official story →
  3. Unconfirmed

    A r/LocalLLaMA post says Artificial Analysis updated its Intelligence Index to v5, calling it a major upgrade that produces a more accurate ranking and widens the gap between open-weight and closed models; some commenters already question the new scores against their own experience.

    Source: r/LocalLLaMA
Quick answers
Is Artificial Analysis Intelligence Index v5 out yet?
Yes. Artificial Analysis confirmed it on Oct 27.
On DailyCited
How we label rumors
Unconfirmed
Circulating with at least one public source we can link to; no official confirmation.
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Reported by a news outlet; not confirmed by the company.
Confirmed
Confirmed by the company or another official source.
Debunked
Denied by the company, retracted by the original source, or shown to be false by the evidence.

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