OpenAI Is Closing In on Anthropic for Top AI Model by October
Source: Polymarket market “Which company has the best AI model end of October?”
Anthropic: a coin flip (50%)
Leading outcome
Anthropic 50%
A coin flip · Stable · B
24h move
▼
32.0 pts
Anthropic
Traded 24h
$17K
$113K all time
Resolves by
2026-11-01
Source markets
7
7 markets · mixed
Where the money stands
Anthropic
50%
▼
32.0
OpenAI
33%
▲
28.0
Google
9%
0.4
Z.ai
2%
▲
1.1
Meta
1%
0.2
SpaceXAI
1%
0.1
Source markets for this story
Best AI at the end of 2026?
Kalshi · Claude 61% · -8.7 24h
Which company has the best AI model end of September?
Polymarket · Anthropic 86% · -5.0 24h
Best AI in Sep 2026?
Kalshi · Claude 79% · -11.0 24h
Which company has best AI model end of 2026?
Polymarket · Anthropic 67% · -3.0 24h
Will any AI model reach ___ Overall Arena Score by September 30?
Polymarket · 1520 86% · +72.8 24h
Next Mythos-Class Model: Text Arena Debut?
Polymarket · 1470+ 100% · +2.6 24h
Which company has the best AI model end of October?
Polymarket · Anthropic 50% · -32.0 24h
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