TOTAL VOLUME:

$134b

24H VOL:

$107,351,958

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,416,970,024

400,720

Markets across

30,097

events

MATCHED EVENTS:

2,633

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Top Text to Speech AI this week
kalshi

Top Text to Speech AI this week

Volume:
$13,639

Cartesia

 - Kalshi

Cartesia - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 4, 2026

Closed: Sep 4, 10:00 AM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Cartesia

View
100%
7%
Yes 100¢No 0¢
100¢
N/A
$1,059
N/A
N/A
$827
Settled
Yes
kalshi

Nvidia

View
0%
Yes 0¢No 100¢
100¢
N/A
$8,468
N/A
N/A
$8,001
Settled
No
kalshi

Alibaba

View
0%
4%
Yes 0¢No 100¢
100¢
N/A
$760
N/A
N/A
$655
Settled
No
kalshi

SpaceXAI

View
0%
1%
Yes 0¢No 100¢
100¢
N/A
$701
N/A
N/A
$701
Settled
No
kalshi

ElevenLabs

View
0%
1%
Yes 0¢No 100¢
100¢
N/A
$237
N/A
N/A
$237
Settled
No
kalshi

VUI Labs

View
0%
Yes 0¢No 100¢
100¢
N/A
$203
N/A
N/A
$201
Settled
No
kalshi

SpeechifyAI

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

StepFun

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Inworld

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Smallest.ai

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

MiniMax

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Fish Audio

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Mistral

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

OpenAI

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Google

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Amazon

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
kalshi

Async

View
0%
Yes 0¢No 100¢
100¢
N/A
$201
N/A
N/A
$201
Settled
No
Total markets: 17

Description

This event tracks which artificial intelligence model achieves the highest ranking in a specific speech synthesis competition by a set date. The competition evaluates various AI systems based on their performance in generating natural and intelligible speech.

Kalshi

The event determines the leading text-to-speech AI model as ranked on the Artificial Analysis Speech Arena Leaderboard at 10:00am ET on September 4, 2026. Each market corresponds to a specific AI developer, and resolution depends on whether that developer’s model secures the #1 position. If multiple models tie for the top rank, the publisher’s official tie-breaking rules apply; in the absence of such rules, all tied entities share the highest rank. Contracts for tied entities resolve to $1 divided by the number of tied candidates, rounded down. The platform disclaims any affiliation with the governing league, and all trademarks remain the property of their respective owners.

Frequently asked questions

On Kalshi, the top Text-to-Speech AI market dashboard tracks real-time odds, price history, and 24-hour volume for the top Text-to-Speech AI market. It shows how traders value leading contenders in this space, with updates reflecting market sentiment and trading activity. The dashboard highlights the current favorite and recent price movements, giving users insight into where betting interest is concentrated. Volume of $13,639 and 24-hour volume of $680 help gauge liquidity and trader engagement.

On Kalshi, this market uses trader submissions to set its current odds. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The probability reflects collective trader expectations about which text-to-speech AI will lead this week, adjusted for liquidity and open interest. Volume of $13,639 shows overall market engagement, while recent 24-hour volume of $680 highlights active trading periods. Traders can buy or sell contracts representing different outcomes, influencing the market price through their activity.

This market resolves around Sep 4, 2026, with the outcome confirmed once the event is verifiable from credible public sources. The result will be based on widely recognized rankings or announcements from respected industry publications, ensuring an objective and transparent determination of the leader.

Several signals could shift this market before it resolves on Sep 4, 2026. Major product releases, significant funding announcements, or wide-reaching partnerships from leading AI firms may boost their chances. Analyst reports or industry benchmarks highlighting performance metrics could also sway trader sentiment. Competitor setbacks or regulatory changes impacting key players might reduce their odds. Real-time user adoption statistics and media coverage will continue to influence market dynamics as the week progresses.