When will GPT-5.6 be released?

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Active sub-markets

Market context

The real-world event is OpenAI’s imminent public release of GPT-5.6, a flagship model confirmed by its chief scientist as a meaningful improvement over GPT-5.5, with backend routing logs already hinting at its presence before any official announcement [1][2]. Despite this, the current crowd-implied probability for a release before the settlement window ends on 28 June 2026 is 0% YES, creating a stark divergence between market sentiment and technical signals [1].

Historically, similar pre-launch discrepancies have occurred when Polymarket traders assigned 83–89% probability to a June 22–28 launch based on over $1M in contract volume, yet no official system card or API string existed at the time [1][2]. Past flagship releases, including GPT-5.4 in March and GPT-5.5 in April, followed a consistent six-week cadence, suggesting GPT-5.6 is tracking the same pattern toward late June [2]. Markets have previously misjudged release dates, but the convergence of internal memos, Codex backend entries, and chief scientist commentary now points strongly to an imminent launch [1][3].

Traders should monitor OpenAI’s official system card release, which typically coincides with the model’s public debut, and watch for updates in Codex backend logs where version bumps first appear [1][3]. Key catalysts include announcements from Jakub Pachocki regarding the model’s agentic workflow capabilities and the 1.5M token context window, which represents a 43% increase over GPT-5.5 [2]. Recent reporting from The Information confirms the model is in late-stage preparation, with a staged rollout expected to begin with ChatGPT and Codex before broader API availability [1][2].

From a regulatory perspective, German GlüStV implications and US CFTC reach define the market’s legal framework, while the ‘no-KYC up to $1,500’ threshold enhances accessibility for traders without identity verification hurdles. This structure ensures compliance without obstructing participation, aligning with the brand-legal focus of iskalshilegit.com. Facts remain distinct from legal advice, emphasising transparency and adherence to jurisdictional requirements.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.