When will GPT-5.6 be released?

Platform comparison

Active sub-markets

Market context

OpenAI’s next public model release is being priced as a late-June event, with the strongest market signal coming from prediction markets rather than official confirmation. Reporting cited by AI Weekly says GPT-5.6 is tracking a compressed roughly six-week cadence after GPT-5.4 on 5 March and GPT-5.5 on 23 April, while a separate write-up says Polymarket has been valuing a launch before 30 June at about 83-89%. [1][4]

That matters because short-gap follow-on releases have been the pattern across the GPT-5 line: GPT-5.1 in November 2025, GPT-5.2 in December, GPT-5.4 in March 2026, and GPT-5.5 in April. [2] On that reading, the current 0% crowd price looks less like a firm “no” and more like an expression of scepticism that OpenAI will keep compressing its cadence through June rather than pausing for a longer gap or rebranding the next step as a different flagship. [1][2]

For traders, the key catalyst is whether OpenAI posts a release note, model-card update, or ChatGPT/Codex routing change that names GPT-5.6, since those surfaces have historically been the first public confirmation points. [4][7] The immediate watch-list is any announcement from OpenAI and any fresh documentation around GPT-5.5 or its successor, because recent release notes show OpenAI can roll out updates quietly and then formalise them in the help centre shortly afterwards. [7]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page tracks When will GPT-5.6 be released? across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Trump Prediction routes every trade through to Polymarket — at 0% fees.

Resolution & payout

For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.

FAQ

Is this market available outside the US?

Trump Prediction 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.

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.

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.

Do I need to KYC for this market?

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

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.