Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
50% | 50% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
50% | 50% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Los Angeles Dodgers vs. Milwaukee Brewers | 50% YES | 51% NO |
| NRFI | 49% YES | 52% NO |
| Spread -1.5 | 38% YES | 63% NO |
| O/U 8.5 | 47% YES | 54% NO |
| Spread -3.5 | 18% YES | 82% NO |
| Spread -2.5 | 26% YES | 75% NO |
Market context
The Los Angeles Dodgers face the Milwaukee Brewers in Milwaukee, with the market effectively pricing a near coin-flip at 49% YES. For a programmatic read, that is the sort of line where small team-news inputs can matter more than broad season form: a single confirmed scratch, bullpen availability note, or weather shift can move the implied edge. Historical context is mixed. The Dodgers took the most visible recent high-stakes meeting, beating Milwaukee 5-1 in the 2025 NLCS clincher behind Shohei Ohtani’s three-homer, 10-strikeout performance, but the Brewers have also had stretches of control in the regular season, including a three-game sweep noted in July 2025 highlights. That makes head-to-head snapshots useful only as a weak prior, not a direct forecast.
For traders running alerts, the main catalyst set is line-up confirmation, starting pitcher assignment, and bullpen usage from the previous day’s game, then any late injury or rest news before first pitch. The official MLB scoreboard and team game logs are the cleanest sources for completion status, while ESPN and Sofascore both show the game scheduled for 22 May at 11:40 pm UTC. In a rules-based workflow, you would typically ingest the posted starter, compare it with any last-minute change, and then reprice if the Dodgers’ top bats or Brewers’ high-leverage relievers are absent. Postponement risk is also relevant because the market stays open until the game is completed, so conditional orders should allow for delay rather than treating a no-game outcome as final.
Methodology
We track Los Angeles Dodgers vs. Milwaukee Brewers on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
- 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.
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