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OpenAI’s Astra released by…?

Comparison of odds and platforms for "OpenAI’s Astra released by…?" — sourced live from the Polymarket order book, curated by Who Will Win.

October 31 93% September 30 87% September 15 50% August 31 24% Volume: $105K Liquidity: $39K Closes: 31 Oct 2026
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OpenAI’s Astra released by…?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Who Will Win) Pick
polygram.ink (preferred broker)
93% 7% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Live odds →
Polymarket (direct)
polymarket.com
93% 7% 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.

OutcomeProbability
October 3193%
September 3087%
September 1550%
August 3124%
August 154%

Market context

OpenAI’s **Astra** is currently priced like an underdog at **4% YES**, which fits a market where the model has been acknowledged publicly but not dated or productised. The cleanest reading is that consensus still expects a longer runway: OpenAI has confirmed Astra as its “next major model”, yet the public record still shows no release date, no model card, no pricing and no API access. That leaves the market leaning to “not yet”, with value on the bullish side only if the company converts the announcement into a fast launch rather than a prolonged preview period.[3][10][11]

The historical frame is important because OpenAI has a habit of teasing capability before shipping under a different label, or folding a model into an existing family instead of using the hinted name. Recent examples around GPT naming and rollout show that public speculation can run ahead of actual availability, while OpenAI’s own releases have often arrived with gradual staged access rather than an immediate open launch. In that sense, the favourite remains “No” unless the company breaks pattern and releases Astra as a standalone public model by the deadline.[4][17]

For catalysts, traders should watch for three things: an official OpenAI announcement on availability, any sign that the reported pre-release review clock has actually started, and whether the model appears in ChatGPT or the API under the Astra name or a clearly linked variant. Reporting since the August 1 disclosure has suggested a roughly 30-day federal review process could push the earliest plausible public window into September, but that is inference rather than confirmed timing. Recent coverage also says OpenAI has not released benchmarks or a timeline, which keeps the main contrarian angle on the table: the market may be underestimating a late-summer surprise, but it is still far from a base case.[1][3][7]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews OpenAI’s Astra released by…? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Who Will Win, which mirrors the Polymarket order book at 0% fees.

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.

UK Frequently Asked Questions

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.
How does resolution work?
Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
Is Polymarket legal in the UK?
Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
Do I pay tax on prediction market profits in the UK?
UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
How do I deposit on Polymarket from the UK?
UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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