
Ethereum Up or Down - October 29, 12:30AM-12:45AM ET
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Ethereum Up or Down - October 29, 12:30AM-12:45AM 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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Saved contracts
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Same-question pairs
Source snapshot: Oct 28, 2026, 12:00 PM UTC
About This Event
This market will resolve to "Up" if the time-weighted average price (TWAP) of Ethereum, 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 ETH/USD TWAP data stream available at https://data.chain.link/streams/eth-usd-twap-60s-streams. Please note that this market is about the price according to the TWAP Chainlink data stream for the asset pair ETH/USD, not according to any other sources or spot markets.
Snapshot observed 2026-10-28T09:00:05.951Z. This analysis describes that snapshot and is not a live news update.
What the contract measures
The supplied contract is titled "Ethereum Up or Down - October 29, 12:30AM-12:45AM ET" and is listed on Polymarket [1]. The rules state that the market "will resolve to "Up" if the time-weighted average price (TWAP) of Ethereum, 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 reference is the ETH/USD TWAP data stream, and the source notes that the market concerns "the price according to the TWAP Chainlink data stream for the asset pair ETH/USD, not according to any other sources or spot markets" [1].
The listed end time is 2026-10-29T04:45:00.000Z [1]. This is the contract's closing time under the listing. It is not evidence that the market has closed or resolved.
Reading the snapshot
The saved observation was taken at 2026-10-28T09:00:05.951Z, and the source was retrieved at 2026-10-28T11:56:54.061Z [1]. The observation is therefore roughly three hours older than the retrieval time, and the prices describe the market at the observation time only. The contract was recorded as active [1].
The saved prices are Up at 0.505 and Down at 0.495 [1]. These are snapshot prices, not executable quotes, and they are not verified probabilities. The evidence does not include volume, order book depth, or trader counts, so it says nothing about liquidity.
This event has one saved market on one platform, and the coverage record shows 1 total market with 1 included and no partial sample [1]. No cross-platform comparison is possible from this record, and no other contract should be treated as a comparison point.
What remains uncertain
The evidence does not explain why the prices stood where they did, and this note does not infer a cause. The evidence also does not show any price after the observation time.
The sample warning states that the saved markets "does not establish that the providers list every possible real-world outcome" [1]. Here the only saved outcomes are Up and Down, and this record does not establish anything about omitted outcomes.
Readers should check the exact resolution wording and the listed end time against the live provider page before relying on any figure, since this note reflects only the supplied record.
References
- Polymarket: Ethereum Up or Down - October 29, 12:30AM-12:45AM ET. Provider data observed 2026-10-28T09:00:05.951Z.
AI-generated analysis based on market data. Not financial advice.
Saved Oct 28, 2026 UTCOverview
This contract is a short-window price market on Ether, the asset behind the Ethereum network. Its title, "Ethereum Up or Down - October 29, 12:30AM-12:45AM ET", identifies a 15-minute window on October 29, and the outcome depends on the price movement across that window [1]. The contract is listed on Polymarket and was classified as active when the provider record was saved [1]. The settlement rule compares two prices. The contract resolves to Up if the time-weighted average price of Ether over the stated window is greater than or equal to the price at the start of that window. Otherwise it resolves to Down [1]. The reference data is not a generic spot price. The resolution source is Chainlink's ETH/USD TWAP data stream, and the contract states that other sources or spot markets do not determine the outcome [1]. A reader therefore needs to focus on this specific data feed when checking how the contract would settle. The listed end time for the contract is 2026-10-29T04:45:00Z [1]. That date is taken from the contract's rules and the provider record. It is not a separate announcement of an event. The provider record also shows the contract as a two-outcome market with an Up price of 0.505 and a Down price of 0.495 at the observation time of 2026-10-28T09:00:05Z [1]. These figures are snapshots from that earlier time. They are not executable quotes, and they should not be read as verified probabilities of an Up or Down result.
Why It Matters
The contract measures the direction of Ether's Chainlink ETH/USD time-weighted average price over one 15-minute window [1]. Because the rule compares the window average with the price at the window's start, it asks whether the averaged price finished at or above its opening level rather than whether the price rose from one instant to another [1]. Anyone reviewing the contract should read the settlement wording closely, since it names a specific Chainlink data stream and excludes other sources and spot markets [1].
Snapshot context
The latest published provider snapshot for this topic was observed on 2026-10-28 at 09:00 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 determines whether this contract resolves Up or Down?
The contract resolves Up if the time-weighted average price of Ethereum, generated by Chainlink, over the window in the title is greater than or equal to the price at the beginning of that window. Otherwise it resolves Down [1].
Which data source is used for settlement?
The resolution source is Chainlink's ETH/USD TWAP data stream. The contract states that it is about the price in that feed and not about other sources or spot markets [1].
When does the listed end time occur?
The provider record lists the end time as 2026-10-29T04:45:00Z [1]. This is the listed time in the contract record, not a separate announced event.
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.