Anthropic’s recent Claude Fable 5.1 release on September 1 and strong showings across Code Arena WebDev leaderboards, including a 1758 ELO score just behind OpenAI’s GPT-6 Astra, have solidified trader consensus around its second-place positioning by month-end. The model’s 1M-token context, high SWE-bench and agentic coding results, and consistent outperformance versus open-weight and other proprietary labs create a durable edge in real-user web app building tasks. With only weeks remaining and no announced major updates from competitors, market-implied odds reflect limited scope for a late surge by OpenAI or challengers like Alibaba or Moonshot. Traders are weighting Anthropic’s execution momentum and benchmark stability heavily in this narrow window.
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 September?
Second-best Code Arena WebDev AI Lab end of September?
Anthropic 82.4%
OpenAI 15.5%
Alibaba 1.8%
Moonshot 1.1%
$70,678 Wol.
$70,678 Wol.
Sep 30, 2026
Anthropic
82%
OpenAI
16%
Alibaba
2%
Moonshot
1%
SpaceXAI
1%
Tencent
<1%
Z.ai
<1%
<1%
Meta
<1%
ByteDance
<1%
MiniMax
<1%
Xiaomi
<1%
DeepSeek
<1%
Thinky
<1%
Poolside
<1%
Mistral
<1%
Anthropic 82.4%
OpenAI 15.5%
Alibaba 1.8%
Moonshot 1.1%
$70,678 Wol.
$70,678 Wol.
Sep 30, 2026
Anthropic
$14,339 Wol.
82%
OpenAI
$8,662 Wol.
16%
Alibaba
$17,023 Wol.
2%
Moonshot
$12,225 Wol.
1%
SpaceXAI
$2,377 Wol.
1%
Tencent
$1,817 Wol.
<1%
Z.ai
$1,938 Wol.
<1%
$1,666 Wol.
<1%
Meta
$1,709 Wol.
<1%
ByteDance
$3,054 Wol.
<1%
MiniMax
$598 Wol.
<1%
Xiaomi
$1,468 Wol.
<1%
DeepSeek
$1,022 Wol.
<1%
Thinky
$617 Wol.
<1%
Poolside
$1,035 Wol.
<1%
Mistral
$1,130 Wol.
<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 Claude Fable 5.1 release on September 1 and strong showings across Code Arena WebDev leaderboards, including a 1758 ELO score just behind OpenAI’s GPT-6 Astra, have solidified trader consensus around its second-place positioning by month-end. The model’s 1M-token context, high SWE-bench and agentic coding results, and consistent outperformance versus open-weight and other proprietary labs create a durable edge in real-user web app building tasks. With only weeks remaining and no announced major updates from competitors, market-implied odds reflect limited scope for a late surge by OpenAI or challengers like Alibaba or Moonshot. Traders are weighting Anthropic’s execution momentum and benchmark stability heavily in this narrow window.
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".
Rynek otwarty: Jul 24, 2026, 7:45 PM ET
Wolumen
$70,678Data zakończenia
Oct 1, 2026Rynek otwarty
Jul 24, 2026, 7:45 PM ETŹródło rozstrzygnięcia
https://arena.ai/leaderboard/code/webdev?rankBy=labsRozstrzygający
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 Claude Fable 5.1 release on September 1 and strong showings across Code Arena WebDev leaderboards, including a 1758 ELO score just behind OpenAI’s GPT-6 Astra, have solidified trader consensus around its second-place positioning by month-end. The model’s 1M-token context, high SWE-bench and agentic coding results, and consistent outperformance versus open-weight and other proprietary labs create a durable edge in real-user web app building tasks. With only weeks remaining and no announced major updates from competitors, market-implied odds reflect limited scope for a late surge by OpenAI or challengers like Alibaba or Moonshot. Traders are weighting Anthropic’s execution momentum and benchmark stability heavily in this narrow window.
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".
Wolumen
$70,678Data zakończenia
Oct 1, 2026Rynek otwarty
Jul 24, 2026, 7:45 PM ETŹródło rozstrzygnięcia
https://arena.ai/leaderboard/code/webdev?rankBy=labsRozstrzygający
0x69c47De9D...Anthropic’s recent Claude Fable 5.1 release on September 1 and strong showings across Code Arena WebDev leaderboards, including a 1758 ELO score just behind OpenAI’s GPT-6 Astra, have solidified trader consensus around its second-place positioning by month-end. The model’s 1M-token context, high SWE-bench and agentic coding results, and consistent outperformance versus open-weight and other proprietary labs create a durable edge in real-user web app building tasks. With only weeks remaining and no announced major updates from competitors, market-implied odds reflect limited scope for a late surge by OpenAI or challengers like Alibaba or Moonshot. Traders are weighting Anthropic’s execution momentum and benchmark stability heavily in this narrow window.
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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