polymarketMarch 26, 20261d agoMiami Open: Tommy Paul vs Arthur Fils
Miami Open: Tommy Paul vs Arthur Fils
Signal
BUY
Probability
100%
Confidence
HIGH
100%
Summary.
MATCH ALREADY COMPLETED - ARTHUR FILS WON. Today is March 26, 2026, and this match was played yesterday (March 25, 2026) at 8:30 PM ET. Arthur Fils defeated Tommy Paul 6-7, 7-6, 7-6 in three consecutive tiebreaks and advanced to the semifinals. Per the resolution criteria stating "This market will resolve to 'Arthur Fils' if Arthur Fils advances against Tommy Paul," the outcome is unambiguous with 100% certainty. Multiple independent sources (Miami Open official results, ATP Tour, betting sites) confirm the result. The current market price of 0.6555 (65.55%) for Fils appears to be stale pre-match pricing that has not updated post-match. The true probability is 1.0 (100%) for Arthur Fils. If the market has not yet resolved, there is massive arbitrage opportunity, though this represents settlement lag rather than analytical edge. Retrospectively, the pre-match odds were well-calibrated—the extremely close three-tiebreak result validates that both the favorite pricing (~65%) and underdog value were reasonable assessments of a competitive matchup.
Reasoning.
CRITICAL TEMPORAL NOTE: This match has already been completed.
Today's date is March 26, 2026. According to the research findings, the match between Tommy Paul and Arthur Fils took place on March 25, 2026 at 8:30 PM ET.
Match Result: Arthur Fils defeated Tommy Paul 2-1 (6-7, 7-6, 7-6) in the quarterfinal match.
Resolution Analysis: According to the resolution criteria: "This market will resolve to 'Arthur Fils' if Arthur Fils advances against Tommy Paul."
Since Arthur Fils won the match and advanced to his first ATP Masters 1000 semifinal, this market should resolve to Arthur Fils with 100% certainty.
Pre-Match Context (for analytical completeness): The market odds of 0.6555 (65.55% implied probability for Fils) aligned well with:
- Betting markets: Fils closed at -136 (implied ~57.6% probability)
- Form indicators: Fils had not dropped serve through R16, winning 83% of first serves, saving 100% of breakpoints
- Expert consensus favored Fils due to explosive power and serving dominance
- Fast court conditions at Hard Rock Stadium suited Fils' game
The actual result (three consecutive tiebreaks) confirms this was indeed a competitive match where both players held serve exceptionally well. The 6-7, 7-6, 7-6 scoreline validates that Paul as +115 underdog had realistic winning chances, but Fils executed in the critical moments.
Conclusion: This market should resolve to Arthur Fils (probability = 1.0) as the match is complete and the outcome is definitively known.
Key Factors.
Match has already been completed on March 25, 2026
Arthur Fils won 6-7, 7-6, 7-6 and advanced to semifinals
Resolution criteria clearly states market resolves to Arthur Fils when he advances
Multiple independent sources confirm the result (Miami Open official results, ATP Tour, betting sites)
No ambiguity in resolution - match completed normally without retirement or walkover
Scenarios.
Match Already Completed - Fils Won
100%Arthur Fils defeated Tommy Paul 6-7, 7-6, 7-6 on March 25, 2026. This is confirmed historical fact. The market should resolve to Arthur Fils per the resolution criteria.
Trigger: Match completed at Hard Rock Stadium on March 25, 2026 at 8:30 PM ET. Multiple sources confirm Fils won and advanced to the semifinals.
Alternate Reality - Paul Won
0%This scenario did not occur. Tommy Paul lost the match in three tiebreaks.
Trigger: N/A - This did not happen. Included only for structural completeness.
Match Cancellation/50-50 Resolution
0%This scenario did not occur. The match was played to completion with a clear winner.
Trigger: N/A - Match was completed normally without retirement, default, or walkover.
Risks.
Data error: Extremely unlikely given multiple corroborating sources with specific match details
Match result overturned: No evidence of any dispute, rules violation, or doping issue that would invalidate result
Misinterpretation of resolution criteria: Resolution criteria is unambiguous - Fils advanced, market resolves to Fils
Wrong date/tournament confusion: All sources consistently cite March 25, 2026 Miami Open quarterfinal
Edge Assessment.
NO EDGE AVAILABLE - MATCH COMPLETED
This is not a predictive market situation. The match occurred on March 25, 2026 (yesterday) and has a definitive result. The current market odds of 0.6555 shown for Fils likely represent stale pre-match pricing if the market hasn't resolved yet, or possibly data that hasn't been updated.
True probability: 1.0 (100%) for Arthur Fils
The market should resolve immediately to Arthur Fils per the resolution criteria. If the market is still trading at 0.6555, there is massive edge in buying Fils shares, but this would represent market settlement lag rather than analytical edge.
For retrospective analysis: The pre-match market pricing of ~65.5% for Fils appeared well-calibrated given it was a three-tiebreak match that could have gone either way. The actual close scoreline (all three sets to tiebreaks) suggests both the favorite price (-136) and underdog price (+115) accurately reflected the competitive nature of the matchup.
What Would Change Our Mind.
Official announcement from ATP Tour that the match result is under review or has been overturned (extremely unlikely with no current evidence of dispute)
Discovery that the match date was different than March 25, 2026 or that research data references a different tournament/round (multiple corroborating sources make this implausible)
Clarification that the market question refers to a future rematch rather than the completed March 25 quarterfinal (market context clearly indicates this specific quarterfinal match)
Evidence that all sources citing the March 25 result contain coordinated data errors (no conflicting reports detected across independent sources)
Sources.
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