OpenAI’s recent launch of GPT-6 Astra on September 3, which quickly claimed the top spot on Arena.ai’s Code Arena WebDev leaderboard with an Elo-style score of 1,797—35 points ahead of Anthropic’s Claude Fable 5.1—drives the 68% market-implied probability for OpenAI. This community-voted benchmark evaluates large language models on agentic, multi-step frontend web development tasks involving real-world tool use and iterative reasoning rather than static tests. Anthropic’s strong 21% reflects its consistent historical edge in similar coding arenas and close second-place positioning. Lower odds for Alibaba, Moonshot, and others track their competitive but trailing model scores amid ongoing crowdsourced votes, with the market sensitive to any late-October leaderboard shifts before resolution.
Експериментальне резюме, згенероване ШІ з посиланням на дані Polymarket. Це не торгова порада і не впливає на вирішення цього ринку. · ОновленоWhich company has the best Code Arena WebDev AI model end of October?
OpenAI 64.3%
Anthropic 22%
Alibaba 8.4%
SpaceXAI 1.6%
$64,450 Обс.
$64,450 Обс.

OpenAI
67%

Anthropic
22%

Alibaba
8%

SpaceXAI
2%

Moonshot
1%

Tencent
1%

Z.ai
1%

ByteDance
1%

<1%

Meta
<1%

Poolside
<1%

Mistral
<1%

Xiaomi
<1%

Thinky
<1%

DeepSeek
<1%

MiniMax
<1%
OpenAI 64.3%
Anthropic 22%
Alibaba 8.4%
SpaceXAI 1.6%
$64,450 Обс.
$64,450 Обс.

OpenAI
67%

Anthropic
22%

Alibaba
8%

SpaceXAI
2%

Moonshot
1%

Tencent
1%

Z.ai
1%

ByteDance
1%

<1%

Meta
<1%

Poolside
<1%

Mistral
<1%

Xiaomi
<1%

Thinky
<1%

DeepSeek
<1%

MiniMax
<1%
Results from the "Rank" column under the "Code Arena | WebDev" Leaderboard tab at https://arena.ai/leaderboard/code/webdev (Overall) filtered for "Models" will be used to resolve this market.
Note: Models marked “AutoEval” at the applicable check time will not be considered, regardless of whether they display a rank or score.
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 which model is listed higher on the leaderboard. If a tie still remains, alphabetical order of company names as listed in this market group will be used as a final tiebreaker (e.g., “Google” would be ranked ahead of “SpaceXAI”). This market will resolve based on the company that occupies first place under this ranking.
The resolution source for this market is the arena.ai Code Arena | WebDev Leaderboard. 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".
Ринок відкрито: Aug 12, 2026, 7:56 PM ET
Вирішувач
0x69c47De9D...Results from the "Rank" column under the "Code Arena | WebDev" Leaderboard tab at https://arena.ai/leaderboard/code/webdev (Overall) filtered for "Models" will be used to resolve this market.
Note: Models marked “AutoEval” at the applicable check time will not be considered, regardless of whether they display a rank or score.
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 which model is listed higher on the leaderboard. If a tie still remains, alphabetical order of company names as listed in this market group will be used as a final tiebreaker (e.g., “Google” would be ranked ahead of “SpaceXAI”). This market will resolve based on the company that occupies first place under this ranking.
The resolution source for this market is the arena.ai Code Arena | WebDev Leaderboard. 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".
Вирішувач
0x69c47De9D...OpenAI’s recent launch of GPT-6 Astra on September 3, which quickly claimed the top spot on Arena.ai’s Code Arena WebDev leaderboard with an Elo-style score of 1,797—35 points ahead of Anthropic’s Claude Fable 5.1—drives the 68% market-implied probability for OpenAI. This community-voted benchmark evaluates large language models on agentic, multi-step frontend web development tasks involving real-world tool use and iterative reasoning rather than static tests. Anthropic’s strong 21% reflects its consistent historical edge in similar coding arenas and close second-place positioning. Lower odds for Alibaba, Moonshot, and others track their competitive but trailing model scores amid ongoing crowdsourced votes, with the market sensitive to any late-October leaderboard shifts before resolution.
Експериментальне резюме, згенероване ШІ з посиланням на дані Polymarket. Це не торгова порада і не впливає на вирішення цього ринку. · Оновлено

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Обережно з зовнішніми посиланнями.
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