With market-implied odds clustered near 50% across numerous options including Other and multiple unnamed labs, trader consensus reflects high uncertainty over which AI agent developer will rank second by end of October. Established players such as OpenAI, Anthropic, Google, and Meta compete with specialized labs including Moonshot, DeepSeek, Mistral, and Baidu on demonstrated agent capabilities like multi-step planning, tool integration, and benchmark performance in large language models. Differentiating factors include recent model releases advancing autonomous workflows, developer ecosystem adoption, and progress on safety or scaling infrastructure. Upcoming earnings calls, developer conferences, and capability demonstrations over the next two months remain key potential catalysts for sentiment shifts in this closely contested space.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMoonshot 32%
Google 31%
Xiaomi 30%
Meta 30%
NEW
NEW
Oct 31, 2026
Moonshot
32%
31%
Xiaomi
30%
Meta
30%
Alibaba
30%
Microsoft
29%
Amazon
28%
DeepSeek
28%
Z.ai
27%
Anthropic
26%
ByteDance
25%
Nvidia
24%
Meituan
22%
SpaceXAI
21%
Baidu
20%
Mistral
19%
MiniMax
10%
OpenAI
27%
Moonshot 32%
Google 31%
Xiaomi 30%
Meta 30%
NEW
NEW
Oct 31, 2026
Moonshot
$39 Vol.
32%
$39 Vol.
31%
Xiaomi
$44 Vol.
30%
Meta
$39 Vol.
30%
Alibaba
$39 Vol.
30%
Microsoft
$39 Vol.
29%
Amazon
$87 Vol.
28%
DeepSeek
$59 Vol.
28%
Z.ai
$76 Vol.
27%
Anthropic
$39 Vol.
26%
ByteDance
$39 Vol.
25%
Nvidia
$86 Vol.
24%
Meituan
$76 Vol.
22%
SpaceXAI
$39 Vol.
21%
Baidu
$39 Vol.
20%
Mistral
$76 Vol.
19%
MiniMax
$125 Vol.
10%
OpenAI
$44 Vol.
27%
This market will resolve according to the second-highest ranked Company based on the arena.ai Agent Arena Leaderboard when the table under "Agent Arena" filtered for "Labs" is checked on October 31, 2026, 12:00 PM ET.
Results from the "Rank" column under the "Agent Arena" Leaderboard tab at https://arena.ai/leaderboard/agent filtered for "Labs" will be used to resolve this market.
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 Agent Arena 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".With market-implied odds clustered near 50% across numerous options including Other and multiple unnamed labs, trader consensus reflects high uncertainty over which AI agent developer will rank second by end of October. Established players such as OpenAI, Anthropic, Google, and Meta compete with specialized labs including Moonshot, DeepSeek, Mistral, and Baidu on demonstrated agent capabilities like multi-step planning, tool integration, and benchmark performance in large language models. Differentiating factors include recent model releases advancing autonomous workflows, developer ecosystem adoption, and progress on safety or scaling infrastructure. Upcoming earnings calls, developer conferences, and capability demonstrations over the next two months remain key potential catalysts for sentiment shifts in this closely contested space.
This market will resolve according to the second-highest ranked Company based on the arena.ai Agent Arena Leaderboard when the table under "Agent Arena" filtered for "Labs" is checked on October 31, 2026, 12:00 PM ET.
Results from the "Rank" column under the "Agent Arena" Leaderboard tab at https://arena.ai/leaderboard/agent filtered for "Labs" will be used to resolve this market.
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 Agent Arena 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 "Rank" column under the "Agent Arena" Leaderboard tab at https://arena.ai/leaderboard/agent filtered for "Labs" will be used to resolve this market.
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 Agent Arena 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: Aug 13, 2026, 4:29 PM ET
Volume
$1,028End Date
Oct 31, 2026Market Opened
Aug 13, 2026, 4:29 PM ETResolver
0x69c47De9D...This market will resolve according to the second-highest ranked Company based on the arena.ai Agent Arena Leaderboard when the table under "Agent Arena" filtered for "Labs" is checked on October 31, 2026, 12:00 PM ET.
Results from the "Rank" column under the "Agent Arena" Leaderboard tab at https://arena.ai/leaderboard/agent filtered for "Labs" will be used to resolve this market.
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 Agent Arena 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".With market-implied odds clustered near 50% across numerous options including Other and multiple unnamed labs, trader consensus reflects high uncertainty over which AI agent developer will rank second by end of October. Established players such as OpenAI, Anthropic, Google, and Meta compete with specialized labs including Moonshot, DeepSeek, Mistral, and Baidu on demonstrated agent capabilities like multi-step planning, tool integration, and benchmark performance in large language models. Differentiating factors include recent model releases advancing autonomous workflows, developer ecosystem adoption, and progress on safety or scaling infrastructure. Upcoming earnings calls, developer conferences, and capability demonstrations over the next two months remain key potential catalysts for sentiment shifts in this closely contested space.
This market will resolve according to the second-highest ranked Company based on the arena.ai Agent Arena Leaderboard when the table under "Agent Arena" filtered for "Labs" is checked on October 31, 2026, 12:00 PM ET.
Results from the "Rank" column under the "Agent Arena" Leaderboard tab at https://arena.ai/leaderboard/agent filtered for "Labs" will be used to resolve this market.
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 Agent Arena 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 "Rank" column under the "Agent Arena" Leaderboard tab at https://arena.ai/leaderboard/agent filtered for "Labs" will be used to resolve this market.
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 Agent Arena 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
$1,028End Date
Oct 31, 2026Market Opened
Aug 13, 2026, 4:29 PM ETResolver
0x69c47De9D...With market-implied odds clustered near 50% across numerous options including Other and multiple unnamed labs, trader consensus reflects high uncertainty over which AI agent developer will rank second by end of October. Established players such as OpenAI, Anthropic, Google, and Meta compete with specialized labs including Moonshot, DeepSeek, Mistral, and Baidu on demonstrated agent capabilities like multi-step planning, tool integration, and benchmark performance in large language models. Differentiating factors include recent model releases advancing autonomous workflows, developer ecosystem adoption, and progress on safety or scaling infrastructure. Upcoming earnings calls, developer conferences, and capability demonstrations over the next two months remain key potential catalysts for sentiment shifts in this closely contested space.
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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