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471,138

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Next Fable Model (5.2+): Text Arena Debut?
polymarket

Next Fable Model (5.2+): Text Arena Debut?

Sep 29, 2026, 4:03 PM EST - Jun 30, 2027, 11:59 PM EST
Total volume:
$14,632
Volume 24h:
$5,847
52%
Liquidity:
$10,052
24%
Open interest:
$4,463N/A

1500+

 - Polymarket

1500+ - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolves Jul 1, 2027

Will the next Fable model (5.2+) debut at a score of at least 1500 by June 30, 2027?

90%chance
Amount

$

Trade on
polymarket

Trade on Polymarket

At 90¢ buys you 111 shares | Odds: 90% Total Payout: $111 | Net Profit: $11 Multiplier: 1.11x | ROI: 11% | APY: 16% 258 days to resolution
You will be redirected to the platform to complete this trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

1500+

Trade
90%
Yes 90¢No 11¢
1¢
$3,954
$374
0%
27%
N/A
8mo 2w 4d
active
polymarket

1510+

85%
10%
Yes 86¢No 17¢
3¢
$2,702
$2,093
22%
131%
N/A
8mo 2w 4d
active
polymarket

1520+

59%
2%
Yes 60¢No 42¢
2¢
$1,482
$2,704
1%
101%
N/A
8mo 2w 4d
active
polymarket

1530+

26%
Yes 30¢No 78¢
8¢
$1,311
$5,982
273%
719%
N/A
8mo 2w 4d
active
polymarket

1540+

22%
6%
Yes 25¢No 82¢
7¢
$604
$3,479
44%
883%
N/A
8mo 2w 4d
active
Total markets: 5

Description

This market will resolve to "Yes" if the next Anthropic Claude Fable model (5.2+) added to the Arena.AI Leaderboard (https://arena.ai/leaderboard/text/overall-no-style-control) has at least the specified score at 12:00 PM ET on the calendar date following the date on which it first appears on the leaderboard. Otherwise, this market will resolve to "No". A qualifying model must have a name or model identifier that includes "Fable" and be designated as version 5.2 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 5.2 or higher named in the same manner as Claude Fable 5 or Claude Fable 5.1 would qualify, including a new whole-number generation such as Claude Fable 6, while models whose name does not include "Fable" or which retain a version designation below 5.2, such as Claude Fable 5.1 or Claude Mythos 5.1, will not qualify. Results from the "Score" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off will be used to resolve this market. This market will resolve solely based on the specified score in the Score column of the leaderboard, regardless of any underlying granular or unrounded data presented elsewhere. A model marked "AutoEval" will not be considered added to the leaderboard. Only scores displayed without the "AutoEval" label will be considered. If multiple models are added to the leaderboard on the same calendar date (ET), the highest-scoring model will be used for resolution. Models added to the leaderboard on the calendar date following the initial qualifying model's first appearance will not be considered. If a model is first added to the Arena.AI Leaderboard but is subsequently removed and not re-added, such that it is not displayed on the leaderboard at 12:00 PM ET on the calendar date following its first appearance, its appearance will not qualify as added to the Arena.AI Leaderboard. A qualifying model must be newly added to the Arena.AI Leaderboard. Whether the model was previously released, publicly accessible, in beta, or otherwise available before appearing on the leaderboard is irrelevant for this market. The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://arena.ai/leaderboard/text/overall-no-style-control. If this resolution source is unavailable at 12:00 PM ET on the calendar date following the date on which the qualifying model first appears on the leaderboard, this market will resolve based on the first subsequent instance at which such a score becomes available on the leaderboard. If it remains unavailable through the end of the seventh day after the qualifying model first appears on the leaderboard or if no qualifying model release occurs by June 30, 2027, 11:59 PM ET, this market will resolve to "No".

Polymarket

This market will resolve to "Yes" if the next Anthropic Claude Fable model (5.2+) added to the Arena.AI Leaderboard (https://arena.ai/leaderboard/text/overall-no-style-control) has at least the specified score at 12:00 PM ET on the calendar date following the date on which it first appears on the leaderboard. Otherwise, this market will resolve to "No". A qualifying model must have a name or model identifier that includes "Fable" and be designated as version 5.2 or higher, regardless of capitalization or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 5.2 or higher named in the same manner as Claude Fable 5 or Claude Fable 5.1 would qualify, including a new whole-number generation such as Claude Fable 6, while models whose name does not include "Fable" or which retain a version designation below 5.2, such as Claude Fable 5.1 or Claude Mythos 5.1, will not qualify. Results from the "Score" column under the "Text Arena | Overall" Leaderboard tab at https://arena.ai/leaderboard/text/overall-no-style-control with style control off will be used to resolve this market. This market will resolve solely based on the specified score in the Score column of the leaderboard, regardless of any underlying granular or unrounded data presented elsewhere. A model marked "AutoEval" will not be considered added to the leaderboard. Only scores displayed without the "AutoEval" label will be considered. If multiple models are added to the leaderboard on the same calendar date (ET), the highest-scoring model will be used for resolution. Models added to the leaderboard on the calendar date following the initial qualifying model's first appearance will not be considered. If a model is first added to the Arena.AI Leaderboard but is subsequently removed and not re-added, such that it is not displayed on the leaderboard at 12:00 PM ET on the calendar date following its first appearance, its appearance will not qualify as added to the Arena.AI Leaderboard. A qualifying model must be newly added to the Arena.AI Leaderboard. Whether the model was previously released, publicly accessible, in beta, or otherwise available before appearing on the leaderboard is irrelevant for this market. The resolution source for this market is the Chatbot Arena LLM Leaderboard found at https://arena.ai/leaderboard/text/overall-no-style-control. If this resolution source is unavailable at 12:00 PM ET on the calendar date following the date on which the qualifying model first appears on the leaderboard, this market will resolve based on the first subsequent instance at which such a score becomes available on the leaderboard. If it remains unavailable through the end of the seventh day after the qualifying model first appears on the leaderboard or if no qualifying model release occurs by June 30, 2027, 11:59 PM ET, this market will resolve to "No".

Frequently asked questions

On Polymarket, the dashboard for the Fable Model 5.2 debut market tracks the current odds, displaying the implied probability of the model debuting with text arena capabilities by Jul 1, 2027. It also provides a price history chart, showing how the market price has fluctuated over time, and the 24-hour trading volume, which currently stands at $5,847. Total volume for this market is $14,632. This allows traders to quickly assess market sentiment and activity surrounding the potential release.

Currently, the prevailing sentiment in this market reflects expectations regarding the timeline for the Fable Model 5.2 release. While direct comparisons to traditional analyst forecasts are difficult without a specific, quantifiable prediction from those sources, the market price represents a collective assessment of probability. If analysts generally believe a debut by Jul 1, 2027 is unlikely, we would expect to see lower probabilities reflected in this market. Conversely, optimistic analyst views would likely translate to higher probabilities. It’s important to remember that this market represents a dynamic view, constantly updated by traders.

On Polymarket, this market is priced through a continuous double auction, where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the implied probability of the Fable Model 5.2 debuting with text arena capabilities by Jul 1, 2027. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the price adjusts to reflect the evolving consensus. The market's depth and volume indicate the level of confidence traders have in the potential outcome.

This market resolves around Jul 1, 2027, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will hinge on whether Fable AI officially announces the release of the Fable Model 5.2 with text arena capabilities before the resolution date. Any official announcement from Fable AI, or widely recognized reporting confirming the release, will serve as the basis for determining the outcome of this market. The focus is on a verifiable public release, not internal testing or previews.

Several signals could significantly impact this market. Official announcements from Fable AI regarding the development or release timeline of the Fable Model 5.2 would be a primary driver. Positive news about the model’s performance or capabilities could increase confidence and push prices higher. Conversely, delays in development, reports of technical challenges, or a shift in Fable AI’s strategic priorities could lower prices. Major developments in the broader AI landscape, particularly concerning competing models, could also influence trading activity in this market.