# Will Boston be scheduled to play against Detroit in their first game of the 2026-27 Pro Basketball regular season

> Liquidity-weighted aggregate at 25% across 16 contracts — refreshed 42 min ago.

URL: https://simplefunctions.dev/odds/nbafirstopponent
Updated: 2026-08-10T05:20:50.968Z
Category: sports
Status: active
Closes: 2026-11-15

## Headline

- Probability: 25% (liquidity-weighted across 16 contracts)
- Venue: Kalshi (16 contracts)
- 24h volume: $2K

## Bound contracts (16)

| Outcome | Price | 24h | Volume | Venue | Slug |
|---|---|---|---|---|---|
| Detroit | 63¢ | +7pp | $621 | kalshi | /markets/will-boston-be-scheduled-to-play-against-detroit-i-kalshi-kxnbafirstopponent-26bos-det |
| Philadelphia | 52¢ | +5pp | $387 | kalshi | /markets/will-new-york-be-scheduled-to-play-against-philade-kalshi-kxnbafirstopponent-26nyk-phi |
| Miami | 6¢ | +5pp | $250 | kalshi | /markets/will-philadelphia-be-scheduled-to-play-against-mia-kalshi-kxnbafirstopponent-26phi-mia |
| New York | 10¢ | ±0 | $250 | kalshi | /markets/will-boston-be-scheduled-to-play-against-new-york-kalshi-kxnbafirstopponent-26bos-nyk |
| Oklahoma City | 61¢ | +6pp | $179 | kalshi | /markets/will-san-antonio-be-scheduled-to-play-against-okla-kalshi-kxnbafirstopponent-26sas-okc |
| Los Angeles L | 11¢ | +3pp | $101 | kalshi | /markets/will-philadelphia-be-scheduled-to-play-against-los-kalshi-kxnbafirstopponent-26phi-lal |
| New York | 55¢ | +2pp | $54 | kalshi | /markets/will-philadelphia-be-scheduled-to-play-against-new-kalshi-kxnbafirstopponent-26phi-nyk |
| Boston | 6¢ | −4pp | $20 | kalshi | /markets/will-philadelphia-be-scheduled-to-play-against-bos-kalshi-kxnbafirstopponent-26phi-bos |
| Miami | 6¢ | −13pp | $0 | kalshi | /markets/will-new-york-be-scheduled-to-play-against-miami-i-kalshi-kxnbafirstopponent-26nyk-mia |
| New York | 6¢ | −1pp | $0 | kalshi | /markets/will-san-antonio-be-scheduled-to-play-against-new-kalshi-kxnbafirstopponent-26sas-nyk |
| Atlanta | 5¢ | — | $0 | kalshi | /markets/will-san-antonio-be-scheduled-to-play-against-atla-kalshi-kxnbafirstopponent-26sas-atl |
| Minnesota | 7¢ | +1pp | $0 | kalshi | /markets/will-san-antonio-be-scheduled-to-play-against-minn-kalshi-kxnbafirstopponent-26sas-min |
| Golden State | 10¢ | +8pp | $0 | kalshi | /markets/will-san-antonio-be-scheduled-to-play-against-gold-kalshi-kxnbafirstopponent-26sas-gsw |
| Dallas | 8¢ | — | $0 | kalshi | /markets/will-san-antonio-be-scheduled-to-play-against-dall-kalshi-kxnbafirstopponent-26sas-dal |
| Utah | 5¢ | — | $0 | kalshi | /markets/will-philadelphia-be-scheduled-to-play-against-uta-kalshi-kxnbafirstopponent-26phi-uta |
| San Antonio | 82¢ | — | $0 | kalshi | /markets/will-philadelphia-be-scheduled-to-play-against-san-kalshi-kxnbafirstopponent-26phi-sas |

## 30-day trajectory

| Day | Aggregate |
|---|---|
| 2026-07-24 | 13 |
| 2026-07-27 | 24 |
| 2026-08-03 | 39 |
| 2026-08-10 | 30 |

_18 days of price history captured. Each row is the daily mean of intraday 5-min captures._

## What moved the line

- 2026-08-07 · Detroit +29pp 15→44¢ · kalshi
- 2026-08-09 · Miami −13pp 19→6¢ · kalshi
- 2026-08-08 · Detroit +10pp 44→54¢ · kalshi
- 2026-08-09 · Philadelphia −8pp 53→45¢ · kalshi
- 2026-08-07 · New York −8pp 12→4¢ · kalshi

## Analysis

This contract reflects the probability that Boston's first scheduled game of the 2026-27 NBA season will be against Detroit. At 15%, the market views this as a low-probability matchup. The NBA typically schedules opening-night games to feature marquee matchups or historically significant rivalries, and Boston-Detroit does not rank among the league's highest-profile first-game pairings. The contract will resolve once the official 2026-27 NBA schedule is released, likely in August 2026. Factors include whether the league prioritizes geographic proximity, competitive balance, or national television appeal when assigning opening assignments, and whether Boston and Detroit are designated as opening-night participants at all.

### Key factors

- Boston-Detroit is not historically considered a marquee opening-night rivalry compared to contests like New York-Philadelphia, which trades at 40-45 cents on similar contracts
- Opening-night assignments typically feature high-profile matchups or specific scheduling objectives; market assessment suggests this pairing does not meet those criteria
- The official NBA schedule release in August 2026 will definitively resolve this contract; current pricing reflects pre-announcement uncertainty
- Geographic distance and mid-season scheduling patterns suggest Boston may be paired with Atlantic Division or Eastern Conference rivals for opening night
- The contract's low probability aligns with broader market data showing most single-game prediction contracts for non-marquee matchups price below 20 cents

## Methodology

Probability is **liquidity-weighted** across all bound Kalshi/Polymarket contracts: Σ(price × volume) ÷ Σ(volume). 30-day trajectory uses the daily mean of intraday 5-min captures. 24h delta = today's mean − yesterday's mean. Movement events are ≥3pp daily moves in the last 7 days.

## How to use this data

- HTML: https://simplefunctions.dev/odds/nbafirstopponent
- JSON: https://simplefunctions.dev/api/public/odds?slug=nbafirstopponent

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