OpenAI’s GPT-6 Astra recently claimed the top spot on Code Arena’s WebDev leaderboard with a 35-point Elo lead, shifting trader focus to the tightly contested second-place race. Anthropic’s Claude Fable 5.1 and Opus 5 variants, Moonshot’s Kimi K3, and Z.ai’s GLM models remain the strongest challengers based on recent human preference votes across frontend agentic tasks like multi-file React builds and tool-use workflows. The narrow gaps reflect rapid iteration by multiple labs, with open-weight releases and cost-efficient options compressing historical performance differences. Continued vote accumulation, category-specific leaderboards, and any new model drops before November could reorder standings quickly, underscoring the market’s sensitivity to fresh benchmark data.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · ZaktualizowanoSecond-best Code Arena WebDev AI Lab end of November?
Alibaba 23%
Z.ai 21%
SpaceXAI 21%
Xiaomi 21%

Alibaba
23%

Z.ai
21%

SpaceXAI
21%

Xiaomi
21%

Mistral
21%

20%

Anthropic
19%

Moonshot
18%

Tencent
17%

Thinky
15%

MiniMax
15%

ByteDance
14%

OpenAI
12%

Meta
10%

DeepSeek
8%

Poolside
8%
Alibaba 23%
Z.ai 21%
SpaceXAI 21%
Xiaomi 21%

Alibaba
23%

Z.ai
21%

SpaceXAI
21%

Xiaomi
21%

Mistral
21%

20%

Anthropic
19%

Moonshot
18%

Tencent
17%

Thinky
15%

MiniMax
15%

ByteDance
14%

OpenAI
12%

Meta
10%

DeepSeek
8%

Poolside
8%
Results from the "Lab Rank" column under the "Code Arena | WebDev" Leaderboard tab at https://arena.ai/leaderboard/code/webdev?rankBy=labs (Overall) filtered for "Labs" 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.
AI companies will be ordered primarily by their Lab Rank at the market’s check time. If the results based on the lab ranking are ambiguous or unavailable, the relevant AI companies will be ordered according to their highest-ranking AI model in the leaderboard’s “Models” view. 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 AI lab/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 second 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".
Rynek otwarty: Sep 17, 2026, 8:13 PM ET
Rozstrzygający
0x69c47De9D...Results from the "Lab Rank" column under the "Code Arena | WebDev" Leaderboard tab at https://arena.ai/leaderboard/code/webdev?rankBy=labs (Overall) filtered for "Labs" 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.
AI companies will be ordered primarily by their Lab Rank at the market’s check time. If the results based on the lab ranking are ambiguous or unavailable, the relevant AI companies will be ordered according to their highest-ranking AI model in the leaderboard’s “Models” view. 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 AI lab/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 second 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".
Rozstrzygający
0x69c47De9D...OpenAI’s GPT-6 Astra recently claimed the top spot on Code Arena’s WebDev leaderboard with a 35-point Elo lead, shifting trader focus to the tightly contested second-place race. Anthropic’s Claude Fable 5.1 and Opus 5 variants, Moonshot’s Kimi K3, and Z.ai’s GLM models remain the strongest challengers based on recent human preference votes across frontend agentic tasks like multi-file React builds and tool-use workflows. The narrow gaps reflect rapid iteration by multiple labs, with open-weight releases and cost-efficient options compressing historical performance differences. Continued vote accumulation, category-specific leaderboards, and any new model drops before November could reorder standings quickly, underscoring the market’s sensitivity to fresh benchmark data.
Eksperymentalne podsumowanie AI odwołujące się do danych Polymarket. To nie jest porada handlowa i nie ma wpływu na rozstrzyganie tego rynku. · Zaktualizowano
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