Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Tax UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| ↑$1.1T | 100% |
| ↑$1.0T | 100% |
| ↑$1.25T | 88% |
| ↑$1.5T | 69% |
| ↑$1.75T | 49% |
| ↑$2.0T | 37% |
| ↑$2.5T | 16% |
| ↑$3.0T | 12% |
| ↓$800B | 10% |
| ↑$4.0T | 6% |
| ↓$700B | 5% |
| ↓$600B | 5% |
| ↑$5.0T | 5% |
Market context
The market resolves based on whether Anthropic’s Nasdaq Private Market (NPM) valuation reaches the listed threshold by 31 December 2026, with the current crowd-implied probability at 12% YES. This binary outcome hinges on a single, verifiable data point: the NPM Price published by Nasdaq Private Market, LLC, updated daily at 1:00 PM ET.
Historically, secondary-market valuations for pre-IPO AI firms have exhibited sharp volatility, often diverging from primary round prices. Anthropic’s Series H-1 round in May 2026 set a post-money valuation of $965 billion, yet NPM data by July 2026 already reflects $1.14 trillion, an 18% uplift [2]. Comparable cases show that markets pricing a 12% chance of hitting a high threshold often underestimate the speed of secondary-market re-pricing when computing demand surges, as seen in Anthropic’s recent leap past OpenAI’s $822 billion NPM valuation [3].
Traders should monitor three catalysts: the next NPM print (updated daily), any new funding announcements, and Anthropic’s computing infrastructure expansion plans. Reuters reported on 28 May 2026 that Anthropic secured $65 billion to scale Claude and expand products, a move that directly fuels valuation growth [6]. Regulatory framing matters here: German GlüStV implications may restrict access for EU users, while US CFTC reach enforces KYC for trades above $1,500. The ‘no-KYC up to $1,500’ threshold means this market remains accessible to non-US traders without identity verification, provided their stake stays under that limit.
Methodology
This overview of Will Anthropic’s valuation hit … by December 31? 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
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Polymarket Tax 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 Tax 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).
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Polymarket Tax UK would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
Trade Will Anthropic’s valuation hit … by December 31? on Polymarket Tax UK
Live order book, 0% fees, USDC settlement in seconds.
Open live market →