Ethereum Up or Down - October 15, 3:45PM-4:00PM ET
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Ethereum Up or Down - October 15, 3:45PM-4:00PM ET
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AI Analysis
Trader mode: Market mechanics, assumptions and risks
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Reported volume · provider units
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Saved contracts
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Reviewed equivalent pairs
Source snapshot: Oct 15, 2026, 4:13 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 2026-10-15T16:13:13.851Z. This analysis describes that snapshot and is not a live news update.
What the contract measures
This is a single Polymarket contract, "Ethereum Up or Down - October 15, 3:45PM to 4:00PM ET." 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 named resolution source is the ETH/USD TWAP data stream, 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 2026-10-15T20:00:00.000Z [1]. That is a contract closing time, not a confirmed resolution. The evidence does not show how the market settled.
Reading the snapshot
The saved prices are "Up" at 0.505 and "Down" at 0.495 [1]. The observation was taken at 2026-10-15T16:13:13Z, and the record was retrieved at 2026-10-15T19:15:41Z [1]. The snapshot is therefore about three hours older than the retrieval time and should not be read as the current market. The evidence does not include a later price.
These are snapshot prices, not executable quotes or verified probabilities. The sample covers one saved market from one provider event, and coverage is complete for that event: one market was found and one was included, with no partial sample [1]. This is not a comparison across platforms, and no other platform's contract is in the evidence.
The evidence does not explain why the prices sit where they do, and it contains no trader counts or volume figures to interpret.
What remains uncertain
Several points are outside the evidence. The record does not show the price at the start of the window, the TWAP value over the window, or the final resolution. It also does not show whether the market is still open when a reader views this note. The provider status was "active" at retrieval [1], but that status describes the saved record only.
The title's Eastern Time window and the UTC listed end time are both stated in the record. A reader who wants to match them should check the time zone conversion directly, since the evidence does not spell it out.
References
- Polymarket: Ethereum Up or Down - October 15, 3:45PM-4:00PM ET. Provider data observed 2026-10-15T16:13:13.851Z.
AI-generated analysis based on market data. Not financial advice.
Saved Oct 15, 2026 UTCOverview
This is a short-window crypto price contract listed on Polymarket under the title "Ethereum Up or Down - October 15, 3:45PM-4:00PM ET" [1]. It asks whether the price of Ethereum over a fifteen-minute window will be at or above its price at the start of that window. The source states 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 rule therefore compares an averaged price across the window with the starting price, not a single spot price at the close. The resolution source is specified as Chainlink's ETH/USD TWAP data stream [1]. The source also says the market concerns the price reported by that Chainlink data stream "not according to any other sources or spot markets" [1]. A reader comparing this contract with an exchange quote or another price feed should expect a possible difference, because the contract names one feed as its only reference. The saved listing shows two outcomes, Up at 0.505 and Down at 0.495, at the time of the provider observation on October 15, 2026 at 16:13 UTC [1]. These are snapshot prices from that observation, not a current quote, not an executable price and not a verified probability. The retrieval for this record occurred at 19:15 UTC, and the provider lists the end time as 20:00 UTC with status active [1]. Those three times, observation, retrieval and contract end, are different and should not be merged. The listed end time is a contract closing time, not an announced event.
Why It Matters
The contract measures whether the Chainlink-reported time-weighted average price of Ethereum over the stated fifteen-minute window is at or above the price at the start of that window [1]. Because the outcome depends on an average across the window, a move that happens early and reverses later can affect the result differently than a comparison of two single prices would. The source also specifies a tie rule: an average equal to the starting price resolves Up [1]. Anyone reading the 0.505 and 0.495 snapshot should understand that it reflects one saved observation of this single listed market, not the full set of possible outcomes for a broader question.
Snapshot context
The latest published provider snapshot for this topic was observed on 2026-10-15 at 16:13 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 price determines whether this market resolves Up or Down?
The market resolves Up if the Chainlink-generated time-weighted average price of Ethereum over the window in the title is greater than or equal to the price at the beginning of that window, and Down otherwise [1].
Which data feed is used for resolution?
The resolution source is information from Chainlink, specifically the ETH/USD TWAP data stream, and the market is about that feed rather than other sources or spot markets [1].
What is the scheduled end of this contract?
The provider lists the end time as 2026-10-15T20:00:00.000Z, which is the contract closing time shown in the saved record [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.
Market Insights
Price gaps of 2 pp+
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Reviewed equivalent pairs
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No currently reviewed equivalent pairs with both binary Yes prices are available.
Price differences do not establish arbitrage. Check each pair's review, current order prices, fees and settlement rules.
