Grok 3

retired Retired

Grok 3 is a retired xAI LLM API model. and shut down on May 15, 2026. Migrate any code that still calls grok-3 to xai/grok-4-3.

Recommended action: migrate to xai/grok-4-3.

Lifecycle & specs

Provider
xAI
API model ID
grok-3
Status
retired
Released
Feb 17, 2025
Deprecated
Apr 30, 2026
Retirement date
May 15, 2026
Replacement
xai/grok-4-3
Context window
131,072 tokens

Source: official xAI documentation ↗ · ✓ verified