Overview
Grok-1.5 is the latest model from xAI, featuring improved reasoning capabilities and a context length of 128,000 tokens. This model is capable of long context understanding and advanced reasoning, making it a powerful tool for various applications.
Advanced Reasoning
Grok-1.5 features improved reasoning and problem-solving capabilities, particularly in coding and math-related tasks.
Long Context Understanding
Grok-1.5 can process long contexts of up to 128K tokens within its context window, allowing it to utilize information from substantially longer documents.
Improved Instruction-Following
Grok-1.5 demonstrated powerful retrieval capabilities for embedded text within contexts of up to 128K tokens in length, achieving perfect retrieval results.
Custom Distributed Training Framework
Grok-1.5 is built on a custom distributed training framework based on JAX, Rust, and Kubernetes, enabling the team to prototype ideas and train new architectures at scale with minimal effort.
Get started
- Open the official website and confirm the service is available in your region.
- Check the current plan, usage limits and terms for your intended use.
- Try a small task with sample data before committing to a paid plan.
Editorial note
Pricing checked: Sep 20, 2026. Official website is active but protected by bot verification (Cloudflare Challenge); specific pricing and terms could not be retrieved automatically. Please verify details directly on the official site.
Record updated: Sep 20, 2026
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