Boston Legacy FC vs. Washington Spirit

Platform comparison

Market context

Boston Legacy FC and Washington Spirit played their NWSL match on Sunday, 19 July 2026, with Washington securing a 2–1 away victory in Pawtucket, Rhode Island, to claim first place on the league table[2]. The 0% crowd-implied probability for a Boston win now reflects a settled outcome rather than a forecast, a critical distinction for programmatic traders evaluating conditional order logic. Historical cases where settlement windows close post-event show that markets locking at 0% after a confirmed loss are typical; automated bots often flag these as “resolved” rather than “active,” preventing copy-trading systems from executing stale positions[1].

Traders should monitor official NWSL match reports and team announcements for any post-game disputes, though none are currently indicated[2]. Key dependencies include the finalisation of league standings and any potential VAR reviews that could alter the result, but the 2–1 scoreline is widely corroborated across live-score platforms and highlight reels[3][4]. A recent recap from Washington Spirit’s official blog confirms the win and its impact on the table, serving as a primary source for settlement verification[2]. For tooling developers, this market exemplifies a “post-event resolution” pattern where APIs must distinguish between pre-match probability and post-match certainty to avoid false triggers in conditional strategies.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Review UK, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Review UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.