What is the “OpenAI browser by October 31?” market asking?

It asks whether the following will happen: OpenAI browser by October 31? Traders buy Yes shares if they think it will and No shares if they think it will not.

What do the Yes and No prices mean?

At the last observation Yes traded at 100.0¢ and No at 0.0¢. A Yes share pays $1 if the market resolves Yes, so its price is the market's implied probability: 100.0% for Yes and 0.0% for No. The two prices add up to about one dollar.

When does this market close?

Trading is scheduled to close on Oct 21, 2025. After the close no new trades are accepted and the outcome is settled by the resolution source.

How does this market resolve?

This market will resolve to "Yes" if OpenAI publicly releases a standalone web browser that is intended for general web browsing and is available for use by the public in at least one country or region by October 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No". For this market to resolve to "Yes," such a browser must be launched and publicly accessible, including via open beta or open rolling free waitlist signups. A closed beta or any form of private access will not suffice. The release must be clearly defined and publicly announced by OpenAI as being accessible to the…

What is the difference between volume, liquidity and open interest?

24h volume ($5.51M) is the dollar value of shares traded in the last 24 hours. Volume measures activity, liquidity measures how easily you can trade, and open interest measures how much is at stake.

Who holds the biggest positions in this market?

Vultax loaded 511 public holder wallets for this market; the largest ten hold 41.1% of the loaded shares. The Holders view lists them by size on each side, and every wallet links to its trader profile.

Where does this data come from and how fresh is it?

Prices, the order book, holders and the trade tape come from Polymarket's public order book and data API. Vultax records each observation with its own timestamp (market facts last updated Oct 23, 12:34 AM) and shows a value as unavailable rather than as zero when a source has not answered.

Can I trade this market on Vultax?

No. Vultax is a research and paper-trading terminal; it does not execute orders. The trade controls open the official market on Polymarket (https://polymarket.com/event/openai-browser-by-october-31) or the Vultax predictions monitor, where you can track the market and paper trade it.

OpenAI browser by October 31? | Polymarket odds & analytics

Vultaxbeta

Delayed

Analytics

Predictions Analytics

OpenAI browser by October 31? | Polymarket odds & analytics | Vultax

Market referenceopenai-browser-by-october-31Updated Oct 23, 2025

Closed

Scheduled close Oct 21, 2025

Yes

100.0%

0.0%

Observed Yes 100¢Observed No 0¢

24h Volume

$5.5M

Scheduled close

Oct 21, 2025

Overview Prices Holders Trades

Source Evidence

Evidence coverage

Items

Fetched

Latest

Oct 23, 2025

Public Polymarket market/event context is available; Vultax source-pack coverage is tracked separately.

Depth

Observed

Oct 23, 2025

This resolved market has no live orderbook depth; the public close quote is shown for context.

Trading stateMarket usability at the displayed observation.

Market state

Closed

Order book

Captured book available

Observed Yes

100.0%

The venue reports this market closed, but no resolved outcome is inferred.

Holder depthCapped public top-holder sample.

Rows loaded

511

Wallets

511

Top 10 share

41%

Yes / No shares

91.5 / 737.17K

Rows reflect the positive holders returned for this market, not venue-wide open interest.

Recent tapeLatest public market trades.

Trades loaded

500

Wallets

329

Loaded notional

Reported market positionsProvider-reported rows from the displayed market-position observation.

Trader	Outcome	Shares	Avg entry	Cost basis	Last trade
shinigami-eyes	No	70.58K	28.6%	$70.58K
ayo69	No	39.62K	4.3%	$39.62K	Oct 21, 5:23 PM

Questions

Questions about this market

What is the “OpenAI browser by October 31?” market asking?: It asks whether the following will happen: OpenAI browser by October 31? Traders buy Yes shares if they think it will and No shares if they think it will not.
What do the Yes and No prices mean?: At the last observation Yes traded at 100.0¢ and No at 0.0¢. A Yes share pays $1 if the market resolves Yes, so its price is the market's implied probability: 100.0% for Yes and 0.0% for No. The two prices add up to about one dollar.
When does this market close?: Trading is scheduled to close on Oct 21, 2025. After the close no new trades are accepted and the outcome is settled by the resolution source.
How does this market resolve?: This market will resolve to "Yes" if OpenAI publicly releases a standalone web browser that is intended for general web browsing and is available for use by the public in at least one country or region by October 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No". For this market to resolve to "Yes," such a browser must be launched and publicly accessible, including via open beta or open rolling free waitlist signups. A closed beta or any form of private access will not suffice. The release must be clearly defined and publicly announced by OpenAI as being accessible to the…
What is the difference between volume, liquidity and open interest?: 24h volume ($5.51M) is the dollar value of shares traded in the last 24 hours. Volume measures activity, liquidity measures how easily you can trade, and open interest measures how much is at stake.
Who holds the biggest positions in this market?

Top holders by valueReturned holders ranked by current holding value. Profit and win rate are unavailable for this sample.

Trader	Current holding value
WhiskeIntheJar	$53.7
Azure Harbor 362D	$9.43
kuckieditor	$8.32
Warm-Hop	$5
jiujiusan	$3.37
1146	$3.23
Vague-Wax	$2.38
Cobalt Voyager 7673	$2.08
ikmh	$1.72
tyson223344	$1.18
fgfe	$1.09
shinigami-eyes	$0