xAI to Retire 8 Legacy Grok Models on May 15: grok-4.3 Migration Guide and 5 Cost Changes
The official xAI announcement has just dropped: 8 legacy Grok models will be officially retired on May 15, 2026, at 12:00 PM PT. Requests will be automatically redirected to grok-4.3, but billing will be calculated based on the new model's pricing. This article provides a quick breakdown of what this means for AI developers and…
