Grok 4 First Impressions: A Surprising Leap in the AGI Race

Gavriel Amati

Jul 25, 2025 — 2 min read

Grok 4, launched on July 9 2025 by Elon Musk's xAI, claims to be "the world's most intelligent model."

Grok 4 is a major leap in AI evolution, boasting multi-agent collaboration, real-time tool use, and PhD-level reasoning across STEM and beyond. Businesses and researchers are now testing whether it lives up to the hype.

Key Innovations at a Glance

Multi-Agent Architecture

Multiple specialized agents tackle parts of a problem in parallel
Like a team of experts, coordinated by a central controller
Improves reasoning, accuracy, and reliability

Colossus Supercomputer Training

Trained using the Colossus supercomputer, powered by over 200,000 Nvidia GPUs.
100× more data and 10× more compute vs Grok 2
Learned using curriculum learning and adversarial self-play

Huge Context Window

Handles up to 256,000 tokens
Great for long documents, multi-turn chats, deep analysis
Smart memory and retrieval improve recall

Built-In Tool Use

Tools like calculators, code runners, and web search are natively integrated
Activates tools automatically during reasoning
Can pull live data from the web (e.g., social media trends)

Real-World Results

Benchmark Performance

Humanity’s Last Exam : Top score, beating Gemini 2.5 by 24 points
Math & Physics exams: Near perfect
ARC-AGI v2: Nearly 2× better than rivals in generalization

Real-World Simulation: Vending-Bench

Vending-Bench is a benchmark that tests AI agents' ability to maintain coherent performance over long time periods
Optimized a virtual store, more than doubling Claude’s result
Shows business logic, forecasting, and decision-making under pressure

Multimodal & Dev Features

Text, image, voice support (video soon)
Developer-friendly APIs + JSON support
Works well for legal, scientific, and medical document parsing
Seamless migration from GPT-4 apps

Pricing Snapshot

SuperGrok Heavy Plan: $300/month
API Access: ~$2.48 per million input tokens
Scales for solo devs, startups, and large orgs

Big Picture: Why It Matters

Grok 4 isn’t just faster, it’s smarter in how it reasons.

Its multi-agent brain, tool-native design, and real-time adaptability move us closer to true AGI.

But with great power come big questions:

How do we align such intelligence with human values?
Can it be trusted at scale?

Whether it becomes the backbone of future science and business or another overhyped project, one thing is clear:

The AGI race is on,and Grok 4 just changed the game.

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