Part 3/12:
By the time Grok 3 was unveiled, XAI was already competing with the 2025 versions of OpenAI's models, signaling a rapid ascent. The subsequent Grok 4 arrived in July 2025, boasting native tool use, an expanded 256,000-token context window, and a real-time camera analysis feature—hailing it as perhaps "the most intelligent model in the world."
Remarkably, these major releases have occurred roughly every five to six months, with each iteration introducing unprecedented capabilities.
The Breakneck Timeline Leading to Grok 5
What makes XAI’s progress even more remarkable is its astounding release cadence in 2025:
- Grok 4 launched in July.