xAI rolls out Grok 4.3 beta for SuperGrok Heavy subscribers vs GPT-5.5 Release Date: 70% Odds for April, Spud Pretrainin…

A detailed side-by-side comparison of xAI rolls out Grok 4.3 beta for SuperGrok Heavy subscribers and GPT-5.5 Release Date: 70% Odds for April, Spud Pretrainin…. See how they stack up in pricing, features, and user ratings.

FeaturexAI rolls out Grok 4.3 beta for SuperGrok Heavy subscribersGPT-5.5 Release Date: 70% Odds for April, Spud Pretrainin…
CategoryProductivityProductivity
PricingPaidPaid
DescriptionxAI just released the Grok 4.3 beta for iOS, Android, and web. Early access is live now, but it is strictly locked behind the SuperGrok Heavy tier.GPT-5.5 (Spud) finished pretraining March 24. Polymarket odds 70%+ for April release. Get capability forecasts, pricing scenarios, migration checklist.
Tags
GrokBetaRollsSupergrok
Ai ApiOpenai CompatibleClaude ApiAi Api Gateway
Websitepiunikaweb.comtokenmix.ai
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AddedApr 21, 2026Apr 21, 2026
xAI rolls out Grok 4.3 beta for SuperGrok Heavy subscribers
xAI rolls out Grok 4.3 beta for SuperGrok Heavy subscribers
GPT-5.5 Release Date: 70% Odds for April, Spud Pretrainin…
GPT-5.5 Release Date: 70% Odds for April, Spud Pretrainin…

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