Anthropic’s recent launches of Claude Fable 5.1 and Mythos 5.1, combined with rapid Claude Code tool updates through mid-September 2026, have reinforced its competitive edge in agentic web development and coding workflows on Code Arena’s WebDev leaderboard. These releases delivered measurable gains in long-horizon tasks, tool use, and frontend benchmarks, helping maintain Anthropic’s market-implied 72.5% probability of finishing second behind OpenAI. Google’s decision to grant internal engineers access to Claude Opus 5 further signals real-world developer preference. OpenAI’s Codex integrations and GPT-5.6 updates keep it in the lead at 25.6% implied odds for second place, but traders appear to view Anthropic’s specialized coding momentum as more durable through month-end.
Экспериментальная сводка, созданная ИИ на основе данных Polymarket. Это не является торговой рекомендацией и не влияет на то, как разрешается этот рынок. · ОбновленоВторой лучший Code Arena WebDev AI Lab в конце сентября?
Второй лучший Code Arena WebDev AI Lab в конце сентября?
Anthropic 73.0%
OpenAI 25.4%
Alibaba 2.5%
Moonshot <1%
$78,285 Объем
$78,285 Объем
30 сент. 2026 г.
Anthropic
73%
OpenAI
25%
Alibaba
2%
Moonshot
1%
SpaceXAI
1%
Tencent
<1%
Z.ai
<1%
Meta
<1%
ByteDance
<1%
MiniMax
<1%
<1%
Xiaomi
<1%
DeepSeek
<1%
Thinky
<1%
Poolside
<1%
Mistral
<1%
Anthropic 73.0%
OpenAI 25.4%
Alibaba 2.5%
Moonshot <1%
$78,285 Объем
$78,285 Объем
30 сент. 2026 г.
Anthropic
$17,856 Объем
73%
OpenAI
$11,499 Объем
25%
Alibaba
$17,542 Объем
2%
Moonshot
$12,379 Объем
1%
SpaceXAI
$2,537 Объем
1%
Tencent
$1,977 Объем
<1%
Z.ai
$2,097 Объем
<1%
Meta
$1,709 Объем
<1%
ByteDance
$3,054 Объем
<1%
MiniMax
$598 Объем
<1%
$1,766 Объем
<1%
Xiaomi
$1,468 Объем
<1%
DeepSeek
$1,022 Объем
<1%
Thinky
$617 Объем
<1%
Poolside
$1,035 Объем
<1%
Mistral
$1,130 Объем
<1%
This market will resolve according to the second-highest ranked Company based on the arena.ai Code Arena | WebDev Leaderboard when the table under "Code Arena | WebDev" filtered for "Labs" is checked on September 30, 2026, 12:00 PM ET.
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.
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".Anthropic’s recent launches of Claude Fable 5.1 and Mythos 5.1, combined with rapid Claude Code tool updates through mid-September 2026, have reinforced its competitive edge in agentic web development and coding workflows on Code Arena’s WebDev leaderboard. These releases delivered measurable gains in long-horizon tasks, tool use, and frontend benchmarks, helping maintain Anthropic’s market-implied 72.5% probability of finishing second behind OpenAI. Google’s decision to grant internal engineers access to Claude Opus 5 further signals real-world developer preference. OpenAI’s Codex integrations and GPT-5.6 updates keep it in the lead at 25.6% implied odds for second place, but traders appear to view Anthropic’s specialized coding momentum as more durable through month-end.
This market will resolve according to the second-highest ranked Company based on the arena.ai Code Arena | WebDev Leaderboard when the table under "Code Arena | WebDev" filtered for "Labs" is checked on September 30, 2026, 12:00 PM ET.
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.
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".
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.
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".
Открытие рынка: Jul 24, 2026, 7:45 PM ET
Объем
$78,285Дата окончания
1 окт. 2026 г.Открытие рынка
Jul 24, 2026, 7:45 PM ETИсточник определения исхода
https://arena.ai/leaderboard/code/webdev?rankBy=labsКто определяет исход
0x69c47De9D...This market will resolve according to the second-highest ranked Company based on the arena.ai Code Arena | WebDev Leaderboard when the table under "Code Arena | WebDev" filtered for "Labs" is checked on September 30, 2026, 12:00 PM ET.
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.
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".Anthropic’s recent launches of Claude Fable 5.1 and Mythos 5.1, combined with rapid Claude Code tool updates through mid-September 2026, have reinforced its competitive edge in agentic web development and coding workflows on Code Arena’s WebDev leaderboard. These releases delivered measurable gains in long-horizon tasks, tool use, and frontend benchmarks, helping maintain Anthropic’s market-implied 72.5% probability of finishing second behind OpenAI. Google’s decision to grant internal engineers access to Claude Opus 5 further signals real-world developer preference. OpenAI’s Codex integrations and GPT-5.6 updates keep it in the lead at 25.6% implied odds for second place, but traders appear to view Anthropic’s specialized coding momentum as more durable through month-end.
This market will resolve according to the second-highest ranked Company based on the arena.ai Code Arena | WebDev Leaderboard when the table under "Code Arena | WebDev" filtered for "Labs" is checked on September 30, 2026, 12:00 PM ET.
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.
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".
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.
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".
Объем
$78,285Дата окончания
1 окт. 2026 г.Открытие рынка
Jul 24, 2026, 7:45 PM ETИсточник определения исхода
https://arena.ai/leaderboard/code/webdev?rankBy=labsКто определяет исход
0x69c47De9D...Anthropic’s recent launches of Claude Fable 5.1 and Mythos 5.1, combined with rapid Claude Code tool updates through mid-September 2026, have reinforced its competitive edge in agentic web development and coding workflows on Code Arena’s WebDev leaderboard. These releases delivered measurable gains in long-horizon tasks, tool use, and frontend benchmarks, helping maintain Anthropic’s market-implied 72.5% probability of finishing second behind OpenAI. Google’s decision to grant internal engineers access to Claude Opus 5 further signals real-world developer preference. OpenAI’s Codex integrations and GPT-5.6 updates keep it in the lead at 25.6% implied odds for second place, but traders appear to view Anthropic’s specialized coding momentum as more durable through month-end.
Экспериментальная сводка, созданная ИИ на основе данных Polymarket. Это не является торговой рекомендацией и не влияет на то, как разрешается этот рынок. · Обновлено
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