Grok 4.3
active Active
Grok 4.3 is an active xAI LLM API model. As of May 24, 2026 it has no announced deprecation or retirement date.
Lifecycle & specs
- Provider
- xAI
- API model ID
grok-4.3- Status
- active
- Released
- Apr 30, 2026
- Context window
- 1,000,000 tokens
- Input price
- $1.25 / 1M tokens
- Output price
- $2.50 / 1M tokens
- Pricing checked
- May 22, 2026
Source: official xAI documentation ↗ · ✓ verified