Overview

• Grok 4 is now live in Azure AI Foundry for general availability after a private preview, with deployment under the Global Standard category.
• Key capabilities include a 128K‑token context window, native tool use and integrated web search to support data‑aware, real‑time responses.
• Microsoft says the model was evaluated for responsible use, with Azure AI Content Safety enabled by default and guidance to add domain‑specific guardrails.
• Three workload‑tuned options accompany the flagship model: Grok 4 Fast Reasoning, Grok 4 Fast Non‑Reasoning and Grok Code Fast 1.
• Pricing for the standard Grok 4 is $5.50 per million input tokens and $27.50 per million output tokens, with performance and training‑scale advantages reported by xAI and Microsoft’s internal benchmarks.