How do I trade on “Second-best AI Agent Lab end of December?”?

Choose an outcome, enter an amount and confirm the trade. A share’s price is the market’s implied probability; the minimum trade is $1. You can sell your shares at any time before settlement.

How will “Second-best AI Agent Lab end of December?” be resolved?

The market settles by the actual outcome of the event: shares of the correct outcome pay $1 each. The exact criteria are in the market rules above.

When does “Second-best AI Agent Lab end of December?” close?

The expected close is до Jan 1, 2027. You can close your position at any time before settlement.

What is the trading volume of “Second-best AI Agent Lab end of December?”?

The current trading volume is $13K. It updates in real time.

Second-best AI Agent Lab end of December?

$13K volume·до Jan 1, 2027

OUTCOMESPROBABILITY · PRICE

Anthropic$4K volume01234567890123456789%-3 pp

PriceSharesTotal

OpenAI$4K volume01234567890123456789%+4 pp

Z.ai$244 volume0123456789%

SpaceXAI$271 volume0123456789%-1 pp

Meta$296 volume0123456789%-2 pp

Alibaba$236 volume0123456789%

Google$857 volume01234567890123456789%-4 pp

Moonshot$244 volume0123456789%

DeepSeek$263 volume0123456789%-1 pp

Xiaomi$285 volume0123456789%-2 pp

MiniMax$183 volume0123456789%-1 pp

Nvidia$214 volume0123456789%

ByteDance$198 volume0123456789%-3 pp

Baidu$124 volume0123456789%

Amazon$245 volume0123456789%

Mistral$221 volume0123456789%

Meituan$159 volume0123456789%-2 pp

Microsoft$124 volume0123456789%

Tencent$243 volume0123456789%-2 pp

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 December 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".

✓Market open for trading

Proposed outcome

Final review

Questions and answers

“Second-best AI Agent Lab end of December?” is a prediction market on Melbo. A share’s price reflects the probability of the outcome: on the correct outcome each share settles at $1, on the wrong one at $0.