SimpleFunctions
Winner-take-all answer·13 source contracts·Kalshi 13·refreshed just now·Closes Dec 31, 2026 · 161d

Will average gas prices be above $6.40 by Dec 31, 2026

Leader sits at 56% across 13 bound outcomes, runner-up at 42%. This is a winner-take-all market — the headline is the leader’s price, not an arithmetic mean.

Leader probability

56%

Above $4.60

runner-up 42¢leader 56¢

Outcomes

13

winner-take-all

Runner-up

42¢

Above $4.80

Spread

14pp

contested

24h volume

$3K

modest

Closes

Dec 31, 2026

161 days

Venue

Kalshi

13 bound

30-day trend

0%50%100%-30d-3w-2w-1wtodayAbove $4.60: 55% (30 days, 28 points)Above $4.60: 55% on 2026-07-23Above $4.80: 41% (30 days, 23 points)Above $4.80: 41% on 2026-07-23Above $5.00: 30% (30 days, 24 points)Above $5.00: 30% on 2026-07-23
Above $4.6055¢Above $4.8041¢Above $5.0030¢
Top 3 candidates by current price · 30d

Bracket family

How the bracket ladder is priced.

Each row is one outcome on the venue. Sorted by 24h volume — the heaviest book is at the top.

Cluster 1

will average gas prices be above $

13 contracts$3K

Analysis

This prediction asks whether the average U.S. gas price will exceed $6.40 per gallon by year-end 2026, with markets currently assigning a 34% probability to that outcome. The assessment reflects expectations that prices will remain below this threshold over the next six months. Key factors shaping this view include current price levels—typically $2.50–$3.50 per gallon in mid-2026—which would require a substantial spike to reach $6.40, and the seasonal dynamics of fuel markets heading into autumn and winter. Supply disruptions from geopolitical events, unexpected refinery outages, or sharp demand surges could drive prices higher, while inventory levels, OPEC production decisions, and global economic conditions work in the opposite direction. The contract distribution shows traders view higher brackets ($7.00, $6.00) as increasingly unlikely, with most probability mass concentrated in the $4.60–$4.80 range. Crude oil price movements and any major supply shocks over the next six months represent the primary catalysts that would materially shift these odds.

  • Current average retail gas prices are approximately $2.50–$3.50 per gallon; reaching $6.40 requires a 100%+ increase in less than six months
  • Historical price spikes above $5.00 are typically triggered by major supply disruptions (war, refinery failures, hurricane damage) or rapid demand shocks
  • Seasonal trends show gas prices often decline into fall/winter as demand softens, working against the $6.40 threshold
  • Crude oil futures and OPEC production guidance for Q3-Q4 2026 will be primary drivers of market expectations
  • The contract price distribution shows $4.60–$4.80 as the central probability mass, with only 4¢ on the dollar assigned to $7.00+ outcomes

What moved the line

  • Jul 22Above $4.605pp4752¢ · Kalshi
  • Jul 17Above $4.604pp4347¢ · Kalshi
  • Jul 20Above $4.604pp5147¢ · Kalshi
  • Jul 20Above $4.804pp3842¢ · Kalshi
  • Jul 21Above $4.804pp4238¢ · Kalshi

Recently closed in oil

These markets stopped trading. Last odds and any captured outcome are shown above — full settlement detail lives at the venue.

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How we compute these odds

SimpleFunctions aggregates live prediction-market contracts from Kalshi and Polymarket. Each slug groups contracts that resolve on the same underlying event, identified by venue event_id.

For binary slugs, the headline probability is the liquidity-weighted mid-price across all bound contracts. For multi-outcome slugs (e.g. elections with 3+ candidates), the headline is the leader’s price; we never arithmetically average disjoint outcomes — that would produce a number with no real-world meaning.

Snapshots refresh every 5 minutes during market hours; daily aggregates are computed at 04:00 UTC. The 30-day sparkline is drawn from per-ticker daily means stored in market_indicator_daily; 24h delta and movement events are derived from the same source.

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