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Home/AI / Tech/Will the ARC-AGI grand prize be claimed by end of 2026?
ManifoldAI / TechUpdated 13m ago

Market prices a 42.2% chance of “Will the ARC-AGI grand prize be claimed by end of 2026” — down 1.8 points in 24 hours

Original Manifold title: “Will the ARC-AGI grand prize be claimed by end of 2026?”

Market probability
42.2%
−1.8 percentage points
over 24 hours44.0% → 42.2%
147 days until the event deadline
Deadline: December 31, 2026 at 5:59 PM ET

A repricing with partial backing — read the new probability with some caution.

The pricing has partial support: moderate trading volume.

What this market actually measures

https://arcprize.org/leaderboard Achieve a performance of 85% or higher on the private set of Chollet's Abstraction and Reasoning Corpus (ARC), a challenging benchmark designed to test an AI's ability to solve abstract reasoning tasks with minimal prior knowledge. Even if the requirements for the grand prize change in 2025, this benchmark of >=85% performance will remain unchanged.

This summary shows the opening of the venue's official rules. ProbCast has not yet generated an independent plain-English interpretation for this contract — review the full rules before relying on it.

View full official resolution rules

https://arcprize.org/leaderboard Achieve a performance of 85% or higher on the private set of Chollet's Abstraction and Reasoning Corpus (ARC), a challenging benchmark designed to test an AI's ability to solve abstract reasoning tasks with minimal prior knowledge. Even if the requirements for the grand prize change in 2025, this benchmark of >=85% performance will remain unchanged. Learn more about the competition here: https://arcprize.org/competition. 2025 version https://manifold.markets/JacobPfau/will-the-arcagi-grand-prize-be-clai-srb6t2awj1 2024 version https://manifold.markets/JacobPfau/will-the-arcagi-grand-prize-be-clai (Identical market to: source market)

How credible was the move?

Three separate questions — a move can be genuine while the latest price is still settling. Methodology →

Move validity

Is the move backed by real trading and depth?

Moderate

The pricing has partial support: moderate trading volume.

Consensus stability

Has the market settled at the new probability?

Stable

The probability has held near its current level over the past several hours.

Contract clarity

Will the rules resolve without ambiguity?

High

The resolution rules are relatively specific, with a named source and a defined deadline.

Recent trade activity$14 traded

From the latest trade tape (most recent 200 prints) — a live activity sample, not a lifetime total.

What could move this market next?

  • The market's deadline arrivesDecember 31, 2026 at 5:59 PM ET

    The contract must resolve based on what has happened by this date.

Derived from the contract's own mechanics as of Aug 6, 7:08 AM ET. ProbCast does not list scheduled meetings, announcements, or data releases it cannot verify.

Advanced analysis (experimental)

Research signals — these models are still accumulating the history needed for full validation, and they can disagree with the headline read. Model confidence: low · expected error ±25 pts.

Thin marketLegacy movement classifier: watch

What's happening

medium classifier confidence
Thin market

Thin book and/or wide spread. Small orders can move this price disproportionately, so any single print is noisy and easily overread.

Market data

Change (pts)1H0.06H+0.624H-1.87D-1.8
Score breakdown — Movement, Liquidity & Trust

ProbCast Trust Score

32/ 100 · Low

Weakly supported. Treat this number skeptically. Main caveat: thin liquidity.

ProbCast measures how reliable this market probability appears — not what to trade.

Movement21

Magnitude of recent probability change

Liquidity41

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ProbCast — Odds Reliability

Know whether prediction-market odds can be trusted. ProbCast analyzes liquidity, market activity, spreads, and price movement to help distinguish meaningful repricing from thin-market noise.

Questions? Chat with us on Telegram
TodayTop MoversEventsAll MarketsWhat ChangedVenue DivergencePolymarket vs KalshiMethodologyCoverageMeta's ArenaWatchlistTerms of UsePrivacyCrypto
  • Thin book and/or wide spread.

Read with caution —Read the latest price with caution; conditions make it an unreliable summary right now.

More details — reliability score, dynamics, durability
Reliability score
3Low
Where the price path tends to go next865 observed
  • Illiquid / quiet99%

Short-term motion of the price line (~1h), distinct from the environment above — not a prediction of the final outcome.

DurabilityHigh· half-life ~21h
PredictabilityElevated irreducibility

A read-only classification of the market environment — how much weight the current price deserves as a read of consensus. It describes conditions, never a trade.

24h volume

Ṁ14

Liquidity

Ṁ100

Total volume

Ṁ14

Category
AI / Tech
Venue
Manifold
Open interest
—
Current probability
42.2%
7-day range
41.6% – 44.0%
Resolves
Dec 31, 2026

Depth of the order book and volume

Trust breakdown

32/100 · Low

Weakly supported. Treat this number skeptically. Main caveat: thin liquidity.

  • Liquidity anchor+31
  • Price steadiness+24
  • Thin liquidity-20
Trust score32 / 100
How these scores work →
View on Manifold

ProbCast provides prediction-market data and analytics for informational purposes only. Not financial, trading, betting, investment, legal, or tax advice. Market-implied probabilities can be wrong, illiquid, manipulated, or affected by ambiguous resolution rules.

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ProbCast provides prediction-market data and analytics for informational purposes only. Not financial, trading, betting, investment, legal, or tax advice. ProbCast is not a betting platform, exchange, or broker and does not provide buy or sell recommendations. Intended for users 18+; availability of prediction-market activity varies by jurisdiction. Venue data is aggregated from third parties and may be delayed or inaccurate. See our Terms of Use.

Market-implied probabilities can be wrong, illiquid, manipulated, or affected by ambiguous resolution rules.

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