Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↑$1.25T | 100% |
| ↑$1.1T | 100% |
| ↑$1.0T | 100% |
| ↑$1.5T | 96% |
| ↑$1.75T | 90% |
| ↑$2.0T | 78% |
| ↑$2.5T | 48% |
| ↑$3.0T | 31% |
| ↑$4.0T | 10% |
| ↓$800B | 8% |
| ↓$700B | 7% |
| ↑$5.0T | 6% |
| ↓$600B | 4% |
Market context
Anthropic's private valuation, as tracked through Nasdaq Private Market pricing, faces a binary test: whether the AI safety firm's equity value will reach a specified threshold by year-end 2026. The 28% crowd-implied probability reflects moderate scepticism that such a milestone will materialise within the settlement window, though the firm has attracted substantial venture capital and strategic investment rounds in recent years.
Comparable private-company valuations offer instructive precedent. OpenAI's valuation trajectory—reaching $80 billion in late 2023 before subsequent rounds—demonstrates how rapidly frontier AI firms can appreciate, yet also how valuation plateaus can persist across multiple funding cycles. Anthropic itself achieved a $15 billion valuation in May 2023 and a reported $30 billion valuation in June 2024, suggesting roughly doubling within a 13-month window. However, the gap between current implied probability and historical growth rates hints at market participants pricing in either slower fundraising momentum, extended timelines between rounds, or structural headwinds in private-market pricing discipline.
Traders monitoring this contract should track Anthropic's funding announcements, partnership deals with cloud providers, and product adoption metrics that typically precede valuation resets. Recent reporting on AI funding cycles indicates venture capital deployment has moderated from 2023 peaks, potentially extending intervals between institutional repricing events. NPM's daily publication schedule means any valuation update will surface immediately; the January 2027 settlement window allows for data collection through the final business day of 2026, capturing any year-end fundraising activity that might trigger resolution.
Methodology
We track Will Anthropic’s valuation hit … by December 31? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- 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.
- 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.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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