Trader consensus on the second-best AI agent lab by end of September shows a closely contested field, with OpenAI holding a narrow lead near 48.5% implied probability, Anthropic at 28%, and xAI at 13.5%. The even spread across many contenders signals rapid iteration in agentic systems, where large language models gain strength through better tool use, multi-step reasoning, and real-world task handling. Competitive dynamics hinge on recent model releases, benchmark results for autonomous performance, and developer ecosystem momentum rather than any single breakthrough. Factors like integration speed, safety evaluations, and platform stability could swing odds in the coming weeks, as labs race to demonstrate superior agent capabilities before the September cutoff.
Resumo experimental gerado por IA com dados do Polymarket. Isto não é aconselhamento de trading e não tem qualquer papel na resolução deste mercado. · AtualizadoSegundo melhor laboratório de agentes de IA no final de setembro?
OpenAI 51%
Anthropic 28%
SpaceXAI 14%
Moonshot 10.0%

OpenAI
51%

Anthropic
28%

SpaceXAI
12%

Moonshot
10%

Z.ai
8%

Nvidia
5%

Xiaomi
3%

MiniMax
2%

Mistral
2%

Microsoft
2%

ByteDance
1%

Meta
6%

Alibaba
1%

Amazon
1%

DeepSeek
1%

Meituan
1%

10%

Baidu
6%
OpenAI 51%
Anthropic 28%
SpaceXAI 14%
Moonshot 10.0%

OpenAI
51%

Anthropic
28%

SpaceXAI
12%

Moonshot
10%

Z.ai
8%

Nvidia
5%

Xiaomi
3%

MiniMax
2%

Mistral
2%

Microsoft
2%

ByteDance
1%

Meta
6%

Alibaba
1%

Amazon
1%

DeepSeek
1%

Meituan
1%

10%

Baidu
6%
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".
Mercado Aberto: Aug 12, 2026, 7:40 PM ET
Resolver
0x69c47De9D...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".
Resolver
0x69c47De9D...Trader consensus on the second-best AI agent lab by end of September shows a closely contested field, with OpenAI holding a narrow lead near 48.5% implied probability, Anthropic at 28%, and xAI at 13.5%. The even spread across many contenders signals rapid iteration in agentic systems, where large language models gain strength through better tool use, multi-step reasoning, and real-world task handling. Competitive dynamics hinge on recent model releases, benchmark results for autonomous performance, and developer ecosystem momentum rather than any single breakthrough. Factors like integration speed, safety evaluations, and platform stability could swing odds in the coming weeks, as labs race to demonstrate superior agent capabilities before the September cutoff.
Resumo experimental gerado por IA com dados do Polymarket. Isto não é aconselhamento de trading e não tem qualquer papel na resolução deste mercado. · Atualizado
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