Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Legal UK) Pick polygram.ink (preferred broker) |
82% | 18% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
82% | 18% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Donavan McKinney | 82% |
| Shri Thanedar | 19% |
| Shelby Campbell | 0% |
| Anthony Carbonaro | 0% |
| Nazmul Hassan | 0% |
| Other | 0% |
| Person A | 0% |
| Person B | 0% |
| Person C | 0% |
| Person D | 0% |
| Person E | 0% |
| Person F | 0% |
| Person G | 0% |
| Person H | 0% |
| Person I | 0% |
| Person J | 0% |
| Person K | 0% |
| Person L | 0% |
| Person M | 0% |
| Person N | 0% |
| Person O | 0% |
| Person P | 0% |
| Person Q | 0% |
| Person R | 0% |
| Person S | 0% |
| Person T | 0% |
| Person U | 0% |
| Person V | 0% |
| Person W | 0% |
| Person X | 0% |
| Person Y | 0% |
| Person Z | 0% |
Market context
Michigan’s 13th District Democratic primary is the contest to choose the party’s nominee for the 2026 House election, with the vote set for 4 August 2026 and the market resolving to the nominee endorsed by official Democratic sources if one is named by the November deadline.[2][4] The current 19% crowd-implied probability for **YES** is well below the sort of level usually associated with a clear front-runner, which matters because this is a narrowly defined nominee market rather than a general-election seat market.[2][4]
The best analogue is a two-candidate, high-salience primary where the incumbent starts with recognition and organisational advantages but still faces a live challenge; recent coverage says the race has tightened into a two-way contest between Shri Thanedar and state Representative Donavan McKinney after two other contenders were disqualified.[1][4][7] Earlier reporting and market pages have also reflected sharp swings in expectation, with one source noting McKinney’s odds rising markedly, while another still described Thanedar as the trader favourite on fundraising strength, showing how quickly this kind of market can reprice on campaign news and turnout signals.[5][6]
For accessibility, the legal context matters as much as the polling. A market offered with **no-KYC up to $1,500** is typically easier for small-stake participation because identity checks are not triggered below that threshold, but larger positions or withdrawals can still bring verification requirements. In Germany, the GlüStV framework is relevant because online gambling and certain prize-linked or chance-based products can fall into regulated territory, so availability and compliance may differ by user location; in the US, CFTC jurisdiction can extend to event contracts tied to political outcomes, which is why platform rules and local restrictions matter for access rather than the underlying Michigan primary itself.
Methodology
This overview of MI-13 Democratic Primary Winner reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Do I need to KYC for Polymarket Legal UK?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Legal UK stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- What happens during a tax audit?
- You're responsible for documenting your trades. Polymarket Legal UK exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
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