Grok 3
by xAI
Text-focused reasoning model with strong analytical capabilities and step-by-step thinking processes. Designed for logical problem-solving and complex reasoning tasks requiring deliberation before responding, optimized for mathematical and scientific applications.
- Text-focused model specializing in strong reasoning and analytical thinking capabilities
- Step-by-step deliberation process optimized for complex logical problem-solving tasks
- Enhanced performance in mathematical, scientific, and analytical reasoning domains
- Thinking-before-responding architecture ensuring thoughtful and accurate analysis
- Cost-effective reasoning model ideal for applications requiring logical consistency and accuracy
Model Information
Grok 4.5xAI's most intelligent and fastest flagship model, succeeding Grok 4.3. Recommended for code and chat tasks with a 500,000-token context window, image understanding, and live search integration. Knowledge cutoff February 1, 2026.
Grok 4.3xAI's latest flagship model released April 30, 2026, leading the industry in non-hallucination rate, agentic tool calling, and instruction following. Features 1M token context window with cached input at $0.20/M and supports function calling, structured outputs, image understanding, and live search.
Grok Build 0.1Coding-specialized model optimized for software engineering tasks with 256K context window. Priced at $1.00 input / $2.00 output per 1M tokens - 20% cheaper than Grok 4.3 for code-focused workflows. Ideal for agentic coding, refactors, and large codebase analysis.