Prediction market platform Polymarket has opened a new market taking wagers on when xAI's next large language model, "Grok 5," will be publicly released. As of July 2026, Grok 5 remains unreleased, and cumulative trading volume has reached roughly $175,000.
July 2026 · Prediction Market Watch
Betting on Grok 5 — and every deadline keeps resolving "No"
A market opened in August 2025 asks when xAI will publicly ship Grok 5. A year on, the flagship remains unreleased, three deadlines have passed, and traders keep pricing an early launch as unlikely.
~$175k
Cumulative trading volume on the Grok 5 release market
3 / 3
Deadlines so far — all resolved "No" (not released)
~$20B
Series E round where xAI first named Grok 5 "in training"
Money is stacking on "No"
Where traders placed their bets, by deadline window (thousands of dollars on the "No" side)
Each window closed with the flagship still unshipped — a "Yes" bet never paid out.
The target keeps sliding — while smaller updates ship on time
Q1 2026
Musk's original target
→
Q2 2026
Slipped, then passed
→
Q3+ 2026
Where trackers point now
Instead of a flagship successor, xAI has favored high-frequency updates to the Grok 4 line: a Grok 4.3 beta in April and Grok 4.5 on July 8 — an "Opus-class" model for coding and agentic work, positioned as faster, more token-efficient, and cheaper than rivals.
Developers approve
Grok 4.5's speed, responsiveness, and pricing landed well — with praise for the steady accumulation of daily refinements.
But frustration lingers
Repeated postponements of the flagship draw complaints — and the market's low "Yes" odds mirror that skepticism.
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