
Ethereum Up or Down - October 27, 10:45AM-10:50AM ET
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Ethereum Up or Down - October 27, 10:45AM-10:50AM 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 27, 2026, 9:00 AM 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 2026-10-26T18:00:06.173Z. This analysis describes that snapshot and is not a live news update.
What the contract measures
This is a single binary contract from the Polymarket event "Ethereum Up or Down - October 27, 10:45AM-10:50AM ET" [1]. The rules state that it "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 resolution source is the ETH/USD TWAP data stream named in the rules, and the rules say 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 2026-10-27T14:50:00.000Z [1]. The title uses ET, while the listed end time is in UTC, so readers comparing it with other clocks should convert carefully. A listed end time is not an actual resolution. The supplied evidence does not show a resolved outcome.
Reading the snapshot
The provider observation time is 2026-10-26T18:00:06Z, and the source was retrieved at 2026-10-26T19:19:06Z [1]. Both are past times for this record and should not be read as live prices. The saved prices were 0.505 for Up and 0.495 for Down [1]. These are snapshot prices, not executable quotes or verified probabilities. The two prices sum to 1.00 in this record.
The coverage record lists one market from this event, with no partial sample flag [1]. No other platform or differently worded contract is included, so this snapshot should not be compared with markets on other platforms, and no cross-platform average is supported. The small gap between the two prices does not explain why the market was priced that way.
What remains uncertain
The evidence does not show the current price, any later price, trading activity, or the outcome. It does not explain the reasons behind the saved prices. Because the rules depend on a specific Chainlink TWAP stream and a specified time range, readers should check the current listing and rules directly before relying on any figure.
References
- Polymarket: Ethereum Up or Down - October 27, 10:45AM-10:50AM ET. Provider data observed 2026-10-26T18:00:06.173Z.
AI-generated analysis based on market data. Not financial advice.
Saved Oct 26, 2026 UTCOverview
This contract is a short-window price market on Ethereum, listed on Polymarket under the title "Ethereum Up or Down - October 27, 10:45AM-10:50AM ET" [1]. It asks whether the price of Ethereum will rise or fall over a five-minute range. According to the contract rules, the market resolves to "Up" if the time-weighted average price (TWAP) of Ethereum over the stated time range is greater than or equal to the price at the beginning of that range. Otherwise it resolves to "Down" [1]. The two outcomes are therefore a simple binary comparison of an average price against a starting price. The rules specify which data determines the result. The resolution source is information from Chainlink, specifically its ETH/USD TWAP data stream with a 60-second interval [1]. The rules state that the market concerns the price in that Chainlink data stream for the ETH/USD pair, and not the price from any other source or spot market [1]. A reader comparing this contract with Ethereum prices on exchanges should keep that distinction in mind, because the stream's TWAP can differ from a quoted spot price. The saved record lists an end time of 2026-10-27T14:50:00 UTC and a status of active [1]. That end time is the contract's closing time as listed in the rules. It is not a report that the contract has settled, and the evidence does not include a resolved outcome for this contract.
Why It Matters
The contract measures whether the Chainlink ETH/USD TWAP over the five-minute window ending at the listed time is at or above the price at the start of that window [1]. Because it uses an average rather than a single price at the end of the window, the result depends on the path of prices during the interval as well as the endpoints. Its rules also restrict the data source to the named Chainlink stream, so the outcome is defined by that feed rather than by any broader view of the Ethereum market [1].
Snapshot context
The latest published provider snapshot for this topic was observed on 2026-10-26 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 determines whether this market resolves Up or Down?
The market resolves to Up if the Chainlink ETH/USD TWAP over the stated time range is greater than or equal to the price at the beginning of that range, and to Down otherwise [1].
Which price source is used to settle the contract?
The resolution source is information from Chainlink, specifically the ETH/USD TWAP data stream with a 60-second interval. The rules say other sources or spot markets do not determine the outcome [1].
When does the contract's listed window close?
The saved record lists an end time of 2026-10-27T14:50:00 UTC [1]. This is the listed closing time from the contract rules and does not indicate that a result has been published.
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.