Recent trader sentiment on the best AI model for August 1 centers on the claude-opus-4-6-thinking variant, which commands the highest implied probability amid Anthropic’s rapid 2026 release cadence. Its edge stems from strong established results on agentic coding benchmarks and long-horizon workflows, bolstered by the February 2026 launch features such as adaptive thinking and parallel agent teams. Newer Claude Fable 5, released June 9 as a Mythos-class model topping SWE-bench Verified at 95 percent after its July 1 API return following a brief export suspension, trails in market pricing despite superior raw capability scores, likely reflecting uncertainty over resolution criteria, fallback safeguards to Opus 4.8 on restricted topics, and the short window to August 1. Upcoming earnings or benchmark updates could still shift positioning before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updatedclaude-opus-4-6-thinking 84%
Other 8.3%
claude-opus-4-6 <1%
claude-fable-5 <1%
$13,029 Vol.
$13,029 Vol.
claude-opus-4-6-thinking
84%
Other
8%
claude-opus-4-6
1%
claude-fable-5
1%
claude-opus-4-6-thinking 84%
Other 8.3%
claude-opus-4-6 <1%
claude-fable-5 <1%
$13,029 Vol.
$13,029 Vol.
claude-opus-4-6-thinking
84%
Other
8%
claude-opus-4-6
1%
claude-fable-5
1%
Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off (Adjustments: None) and filtered for "Models" will be used to resolve this market.
No new model will be added to this market after market creation. Any model not explicitly listed in this market will be encompassed under the "Other" option.
Models will be ordered primarily by their leaderboard rank at the market’s check time. If two or more models are tied on rank, they will be ordered by their Arena score, including any underlying, unrounded, granular values reflected in the data below the leaderboard. If a tie still remains, alphabetical order of model names as listed in this market group (full string, including suffixes such as “-thinking”) will be used as a final tiebreaker (e.g., if two models remain tied, “claude-opus-4-6” would be ranked ahead of “claude-opus-4-6-thinking”). This market will resolve to the model that comes first according to this order.
The resolution source for this market is the arena.ai Text Arena (Overall). If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and will resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve to "Other".
Market Opened: Jul 16, 2026, 11:03 PM ET
Resolution Source
https://arena.ai/leaderboard/text/overall-no-style-controlResolver
0x69c47De9D...Results from the "Rank" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off (Adjustments: None) and filtered for "Models" will be used to resolve this market.
No new model will be added to this market after market creation. Any model not explicitly listed in this market will be encompassed under the "Other" option.
Models will be ordered primarily by their leaderboard rank at the market’s check time. If two or more models are tied on rank, they will be ordered by their Arena score, including any underlying, unrounded, granular values reflected in the data below the leaderboard. If a tie still remains, alphabetical order of model names as listed in this market group (full string, including suffixes such as “-thinking”) will be used as a final tiebreaker (e.g., if two models remain tied, “claude-opus-4-6” would be ranked ahead of “claude-opus-4-6-thinking”). This market will resolve to the model that comes first according to this order.
The resolution source for this market is the arena.ai Text Arena (Overall). If this resolution source is unavailable at check time, this market will remain open until the leaderboard comes back online and will resolve based on the first check after it becomes available. If it becomes permanently unavailable, this market will resolve to "Other".
Resolution Source
https://arena.ai/leaderboard/text/overall-no-style-controlResolver
0x69c47De9D...Recent trader sentiment on the best AI model for August 1 centers on the claude-opus-4-6-thinking variant, which commands the highest implied probability amid Anthropic’s rapid 2026 release cadence. Its edge stems from strong established results on agentic coding benchmarks and long-horizon workflows, bolstered by the February 2026 launch features such as adaptive thinking and parallel agent teams. Newer Claude Fable 5, released June 9 as a Mythos-class model topping SWE-bench Verified at 95 percent after its July 1 API return following a brief export suspension, trails in market pricing despite superior raw capability scores, likely reflecting uncertainty over resolution criteria, fallback safeguards to Opus 4.8 on restricted topics, and the short window to August 1. Upcoming earnings or benchmark updates could still shift positioning before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated

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