xAI · Grok (xAI)
Grok 4.3
CurrentDefaultReleased 1 month ago· Apr 30, 2026Multimodal model
Current flagship; cost-efficient ($1.25/$2.50 per 1M), 1M context, strong agentic tool-calling and native real-time X/web access.
- API string
- grok-4.3
- Context window
- 1M ctx
- Tier
- Flagship
- Released
- Apr 30, 2026
Release & change timeline
1 event- Release
Grok 4.3 released
Current flagship; $1.25/$2.50, 1M context, strong agentic tool-calling.
Part of the Grok (xAI) version timeline. Catch Me Up — everything that changed across AI & smart home ↗