Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
93% | 7% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
93% | 7% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| October 31 | 93% |
| September 30 | 89% |
| September 15 | 60% |
| August 31 | 23% |
| August 15 | 4% |
Market context
OpenAI’s public disclosure established that Astra exists, but not that it is ready for broad release. The key market question is therefore not whether the system is real, but whether OpenAI ships a public product under the Astra name, or confirms that an earlier-referenced internal system is the same one, before the 31 October deadline. Current low odds are consistent with the absence of a launch date, pricing, API endpoint or model card, all of which remain unannounced.[2][3][14]
The closest comparable cases suggest traders should treat the 4% price as a sceptical read on timing rather than on technical progress. OpenAI has previously previewed major systems before naming, packaging or releasing them, and the reported pattern this time is a staged process rather than an immediate launch. Reporting also says Astra may be the first model to pass a new federal pre-release review, described as taking about 30 days, which would make the release window depend on when submission actually starts.[1][2][16]
For accessibility, the practical issue is jurisdiction, not just odds. A no-KYC limit up to $1,500 means smaller positions can generally be opened without full identity checks, but larger exposure may trigger verification; that matters because German GlüStV rules can affect access for users in Germany, while US CFTC reach is relevant to US-facing participants and platforms. The main catalysts to watch are an OpenAI launch post, a change in official naming, or any evidence that the review clock has begun; absent that, the market is still trading on inference and secondary reporting rather than a disclosed timetable.[1][7][15]
Methodology
This overview of OpenAI’s Astra released by…? 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
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Is Kalshi Legal in California has a different geo footprint.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Kalshi Legal in California 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. Is Kalshi Legal in California exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
- 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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