Anthropic leads trader sentiment at 64.5% implied probability due to its Claude models' established edge in agentic coding and frontend web development tasks on live arenas like Code Arena WebDev, where multi-step reasoning and tool use favor its architecture. Recent updates have reinforced this positioning through strong benchmark results in web app generation and iterative UI workflows, outpacing competitors in developer preference for coding agents. OpenAI trails at 18% despite GPT-5.6 Sol's gains on general SWE benchmarks, as traders note its relative lag in specialized webdev arenas. Other labs remain low-probability options amid limited recent releases or arena momentum before the September cutoff, with uncertainty around potential late-cycle model drops.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · AggiornatoQuale azienda ha il miglior modello di Code Arena WebDev AI alla fine di settembre?
Anthropic 65%
OpenAI 14%
Z.ai 5.4%
SpaceXAI 4.5%
$40,515 Vol.
$40,515 Vol.

Anthropic
65%

OpenAI
22%

Z.ai
5%

SpaceXAI
4%

Alibaba
4%

Moonshot
4%

Meta
3%

1%

DeepSeek
1%

Mistral
<1%

ByteDance
<1%

MiniMax
<1%

Xiaomi
<1%

Thinky
<1%

Tencent
<1%

Poolside
<1%
Anthropic 65%
OpenAI 14%
Z.ai 5.4%
SpaceXAI 4.5%
$40,515 Vol.
$40,515 Vol.

Anthropic
65%

OpenAI
22%

Z.ai
5%

SpaceXAI
4%

Alibaba
4%

Moonshot
4%

Meta
3%

1%

DeepSeek
1%

Mistral
<1%

ByteDance
<1%

MiniMax
<1%

Xiaomi
<1%

Thinky
<1%

Tencent
<1%

Poolside
<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.
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".
Mercato aperto: Jul 20, 2026, 7:23 PM ET
Fonte di risoluzione
https://arena.ai/leaderboard/code/webdevResolver
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.
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".
Fonte di risoluzione
https://arena.ai/leaderboard/code/webdevResolver
0x69c47De9D...Anthropic leads trader sentiment at 64.5% implied probability due to its Claude models' established edge in agentic coding and frontend web development tasks on live arenas like Code Arena WebDev, where multi-step reasoning and tool use favor its architecture. Recent updates have reinforced this positioning through strong benchmark results in web app generation and iterative UI workflows, outpacing competitors in developer preference for coding agents. OpenAI trails at 18% despite GPT-5.6 Sol's gains on general SWE benchmarks, as traders note its relative lag in specialized webdev arenas. Other labs remain low-probability options amid limited recent releases or arena momentum before the September cutoff, with uncertainty around potential late-cycle model drops.
Riepilogo sperimentale generato dall'AI con riferimento ai dati di Polymarket. Questo non è un consiglio di trading e non ha alcun ruolo nella risoluzione di questo mercato. · Aggiornato
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