Will Google have the best AI model at the end of October 2026?

ResolutionResolved YES

YES payout100¢

NO payout0¢

VenuePolymarket

Realized · held to resolution+52%$100 paper stake

Polymarket66¢ → 100¢

Our position · YES66¢ → 100¢

Signal endedOct 31

Forecast updated

Oct 1 forecast

Gemini 4 Argon holds first place and a meaningful cushion on the designated leaderboard, so Google finishing October on top is likely.

The designated leaderboard currently has Google first with a meaningful cushion, which outweighs weaker results elsewhere because those benchmarks do not determine the outcome. The lead remains preliminary, and Anthropic’s recent dominance plus fresh rival releases leave meaningful uncertainty, but preserving the existing advantage through the remaining window is the most likely path.

Points to YES

Google currently holds the exact leaderboard position needed to finish first.
On September 30, Gemini 4 Argon ranked first on the designated Text Arena Overall leaderboard, 21 score points ahead of Anthropic’s second-place model.
Gemini 4 Argon’s strength spans several Arena task categories, making its overall lead less dependent on one prompt type.
On September 30, Gemini 4 Argon ranked first in Arena’s coding, hard-prompts, instruction-following, longer-query and creative-writing categories.
One anticipated OpenAI challenge was removed from the October release calendar.
As of September 28, OpenAI had scrapped GPT-6.1 Astra, which had been planned for an October debut.

Points to NO

Gemini 4 Argon’s current result is still preliminary and could move as more votes arrive.
On September 30, Gemini 4 Argon’s Text Arena result remained preliminary after 4,942 votes.
Anthropic has recently demonstrated that it can dominate the same leaderboard while Google trails well behind.
On September 2, Anthropic’s Claude Fable 5 ranked first in Text Arena while Google’s highest-ranked model placed eighth.
Claude remains a credible challenger because it outperforms Gemini 4 Argon on a broad independent intelligence assessment.
On October 1, Claude Opus 5.5 scored 58 on the Artificial Analysis Intelligence Index, compared with 53 for Gemini 4 Argon.

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