
Bitcoin Up or Down - October 26, 12:25PM-12:30PM ET
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Bitcoin Up or Down - October 26, 12:25PM-12:30PM ET

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AI Analysis
Trader mode: Market mechanics, assumptions and risks
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Reported volume ยท provider units
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Same-question pairs
Source snapshot: Oct 26, 2026, 3:00 PM UTC
About This Event
This market will resolve to "Up" if the time-weighted average price (TWAP) of Bitcoin, generated by Chainlink, of the time range specified in the title is greater than or equal to the price at the beginning of that range. Otherwise, it will resolve to "Down". The resolution source for this market is information from Chainlink, specifically the BTC/USD TWAP data stream available at https://data.chain.link/streams/btc-usd-twap-60s-streams. Please note that this market is about the price according to the TWAP Chainlink data stream for the asset pair BTC/USD, not according to any other sources or spot markets.
Snapshot observed 2026-10-25T18:00:06.091Z. This analysis describes that snapshot and is not a live news update.
What the contract measures
This is a single Polymarket contract titled "Bitcoin Up or Down - October 26, 12:25PM-12:30PM ET" [1]. The source says the market "will resolve to "Up" if the time-weighted average price (TWAP) of Bitcoin, generated by Chainlink, of the time range specified in the title is greater than or equal to the price at the beginning of that range. Otherwise, it will resolve to "Down"" [1].
The resolution source is the Chainlink BTC/USD TWAP data stream, not spot markets or other exchanges. The source states that the market "is about the price according to the TWAP Chainlink data stream for the asset pair BTC/USD, not according to any other sources or spot markets" [1]. Readers comparing this contract with other Bitcoin price markets should check whether those contracts use the same data feed, time window, and comparison rule.
The listed end time is 2026-10-26T16:30:00.000Z [1]. That matches the 12:30PM ET end in the title, since the contract window closes at that point. The listed end time is when the contract closes, not the moment it resolves. The source does not state a resolution time.
Reading the snapshot
The saved provider observation is from 2026-10-25T18:00:06Z, and the record was retrieved at 2026-10-25T19:41:33Z [1]. These are snapshot times. They do not show the price now, and the observation is not a live quote.
The saved prices were Up at 0.505 and Down at 0.495 [1]. These are the only prices in the record. They are snapshots of quoted prices, not executable trades, and they are not verified probabilities. The record includes no volume or liquidity figures, so it says nothing about how deep the market is or how many people are trading it.
The sample covers one market from one provider event on one platform. The coverage record shows one total market, one included market, and no partial sample [1]. The source also says that all saved markets for these events are included, but that this "does not establish that the providers list every possible real-world outcome" [1]. Because this is a binary Up or Down pair, the two prices are the full saved outcome set for this event.
What remains uncertain
The record does not show why the prices were where they were, and it does not report recent news or trader sentiment. It also does not show how the Up and Down prices have changed over time. It cannot tell you whether the contract will resolve Up or Down.
Price differences between contracts with different wording, data sources, or close times are not, by themselves, an arbitrage opportunity. This record contains no other contract to compare against, so no cross-market comparison is possible from this evidence.
References
- Polymarket: Bitcoin Up or Down - October 26, 12:25PM-12:30PM ET. Provider data observed 2026-10-25T18:00:06.091Z.
AI-generated analysis based on market data. Not financial advice.
Saved Oct 25, 2026 UTCOverview
This contract is a short-window price market on Bitcoin, listed on Polymarket under the title Bitcoin Up or Down - October 26, 12:25PM-12:30PM ET [1]. It asks whether the price of Bitcoin over a five-minute window will finish at or above where that window began. The contract resolves to Up if the time-weighted average price (TWAP) of Bitcoin over the time range in the title is greater than or equal to the price at the beginning of that range. Otherwise it resolves to Down [1]. The resolution source is Chainlink's BTC/USD TWAP data stream, which the rules point to directly [1]. The rules also state that the market concerns the price in that Chainlink data stream for the BTC/USD pair, and not the price from any other source or spot market [1]. A trader who reads prices on another exchange therefore is not reading the resolution data for this contract. The listed end time is 2026-10-26T16:30:00.000Z, which is the point at which the contract closes for trading [1]. The provider status recorded in the saved source is active, meaning the market was open when that source was observed [1]. The source does not show a final outcome, so this article does not report one. The observation and retrieval times for the source are separate from the closing time, and the contract's status can change after the saved observation. In short, the contract measures the direction of a five-minute Bitcoin TWAP relative to the start of that window, using one specified Chainlink data stream as the arbiter [1].
Why It Matters
The contract measures a narrow question: whether the Chainlink BTC/USD time-weighted average over the stated five-minute window is at or above the price at the window's start [1]. Because the rules use a TWAP rather than a single spot print, the result depends on the average across the window, and because the reference is the Chainlink stream, the outcome is tied to that data feed and not to the broader market [1]. The contract is useful for understanding how a short-window directional market defines its measurement, timing, and data source, and the rules themselves show that these details determine the result [1].
Snapshot context
The latest published provider snapshot for this topic was observed on 2026-10-25 at 18:00 UTC. It contains listings from Polymarket. Market descriptions and listed closing times define the contracts; they do not establish that the real-world outcome has occurred. This article does not include a separately verified news update. [1]
Frequently Asked Questions
What counts as an Up resolution?
The contract resolves to Up if the Chainlink BTC/USD TWAP over the time range in the title is greater than or equal to the price at the beginning of that range [1].
What counts as a Down resolution?
If the condition for Up is not met, the contract resolves to Down [1].
Which data source decides the outcome?
The resolution source is information from Chainlink, specifically the BTC/USD TWAP data stream [1]. The rules state that other sources or spot markets are not used for this contract [1].
When does the contract close?
The listed end time in the saved source is 2026-10-26T16:30:00.000Z [1].
Does a price on this contract show the verified chance of Up?
The prices shown alongside the market are snapshots taken at the observation time, not executable quotes or verified probabilities, so they should not be read as confirmed odds [1].
AI-written background. References identify the evidence used; Wikipedia links under Learn More are additional reading. Prices and provider rules are dated snapshots. This is not financial advice.
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Prices are catalog snapshots and may have changed. Check each market's rules and observation time.

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Price gaps of 2 pp+
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Same-question pairs
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No outcomes on this page have been reviewed as the same question on both platforms yet.
Price differences do not establish arbitrage. Check each pair's review, current order prices, fees and settlement rules.