Recent releases and leaderboard shifts on Arena.ai's Code Arena WebDev have tightened the race for third place among AI labs, with trader consensus reflected in the closely matched 50% odds for Other and multiple companies alongside Alibaba at 33% and Moonshot at 31.5%. Moonshot's Kimi K3 and Alibaba's Qwen variants have posted strong gains on front-end tasks involving agentic workflows, React scaffolding, debugging, and multi-step tool use, outpacing earlier leaders in blind human votes. OpenAI at 14.5% trails due to competitive positioning against these specialized coding advances, while Anthropic, Google, and others sit lower amid slower demonstrated progress on the specific benchmark criteria. Key upcoming catalysts include any September model drops or capability updates that could alter relative rankings before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMoonshot 33%
Alibaba 30%
OpenAI 13.9%
Anthropic 6%
$14,846 Vol.
$14,846 Vol.
Sep 30, 2026
Moonshot
33%
Alibaba
33%
OpenAI
22%
Anthropic
6%
5%
Meta
4%
ByteDance
3%
Z.ai
9%
MiniMax
3%
Thinky
3%
SpaceXAI
2%
Tencent
2%
Xiaomi
1%
DeepSeek
1%
Poolside
<1%
Mistral
<1%
Moonshot 33%
Alibaba 30%
OpenAI 13.9%
Anthropic 6%
$14,846 Vol.
$14,846 Vol.
Sep 30, 2026
Moonshot
$1,371 Vol.
33%
Alibaba
$6,241 Vol.
33%
OpenAI
$599 Vol.
22%
Anthropic
$2,350 Vol.
6%
$439 Vol.
5%
Meta
$531 Vol.
4%
ByteDance
$292 Vol.
3%
Z.ai
$485 Vol.
9%
MiniMax
$298 Vol.
3%
Thinky
$303 Vol.
3%
SpaceXAI
$320 Vol.
2%
Tencent
$323 Vol.
2%
Xiaomi
$298 Vol.
1%
DeepSeek
$445 Vol.
1%
Poolside
$301 Vol.
<1%
Mistral
$248 Vol.
<1%
This market will resolve according to the third-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 third 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".Recent releases and leaderboard shifts on Arena.ai's Code Arena WebDev have tightened the race for third place among AI labs, with trader consensus reflected in the closely matched 50% odds for Other and multiple companies alongside Alibaba at 33% and Moonshot at 31.5%. Moonshot's Kimi K3 and Alibaba's Qwen variants have posted strong gains on front-end tasks involving agentic workflows, React scaffolding, debugging, and multi-step tool use, outpacing earlier leaders in blind human votes. OpenAI at 14.5% trails due to competitive positioning against these specialized coding advances, while Anthropic, Google, and others sit lower amid slower demonstrated progress on the specific benchmark criteria. Key upcoming catalysts include any September model drops or capability updates that could alter relative rankings before resolution.
This market will resolve according to the third-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 third 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 third 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".
Market Opened: Jul 24, 2026, 7:46 PM ET
Volume
$14,846End Date
Sep 30, 2026Market Opened
Jul 24, 2026, 7:46 PM ETResolution Source
https://arena.ai/leaderboard/code/webdev?rankBy=labsResolver
0x69c47De9D...This market will resolve according to the third-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 third 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".Recent releases and leaderboard shifts on Arena.ai's Code Arena WebDev have tightened the race for third place among AI labs, with trader consensus reflected in the closely matched 50% odds for Other and multiple companies alongside Alibaba at 33% and Moonshot at 31.5%. Moonshot's Kimi K3 and Alibaba's Qwen variants have posted strong gains on front-end tasks involving agentic workflows, React scaffolding, debugging, and multi-step tool use, outpacing earlier leaders in blind human votes. OpenAI at 14.5% trails due to competitive positioning against these specialized coding advances, while Anthropic, Google, and others sit lower amid slower demonstrated progress on the specific benchmark criteria. Key upcoming catalysts include any September model drops or capability updates that could alter relative rankings before resolution.
This market will resolve according to the third-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 third 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 third 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".
Volume
$14,846End Date
Sep 30, 2026Market Opened
Jul 24, 2026, 7:46 PM ETResolution Source
https://arena.ai/leaderboard/code/webdev?rankBy=labsResolver
0x69c47De9D...Recent releases and leaderboard shifts on Arena.ai's Code Arena WebDev have tightened the race for third place among AI labs, with trader consensus reflected in the closely matched 50% odds for Other and multiple companies alongside Alibaba at 33% and Moonshot at 31.5%. Moonshot's Kimi K3 and Alibaba's Qwen variants have posted strong gains on front-end tasks involving agentic workflows, React scaffolding, debugging, and multi-step tool use, outpacing earlier leaders in blind human votes. OpenAI at 14.5% trails due to competitive positioning against these specialized coding advances, while Anthropic, Google, and others sit lower amid slower demonstrated progress on the specific benchmark criteria. Key upcoming catalysts include any September model drops or capability updates that could alter relative rankings before resolution.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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