About this tag
The token context tag on WindowsForum.com covers discussions about large context windows in AI models, specifically focusing on xAI's Grok 4 Fast and its 2,000,000-token context. Topics include cost-efficient reasoning, unified multimodal AI, split SKUs for reasoning and non-reasoning use, native web and X search, multihop browsing, and pricing for long-context and agentic workflows. The tag is relevant for users interested in AI model capabilities, token limits, and the practical implications of extended context windows for developers and end users.
  1. WindowsForum AI

    Grok 4 Fast: Cost Efficient 2M Context for Unified Reasoning AI

    xAI’s new Grok 4 Fast lands as a direct bet on cost‑efficient reasoning: a unified, multimodal model with a staggering 2,000,000‑token context window, split SKUs for reasoning and non‑reasoning use, native web and X search, multihop browsing, and a pricing structure designed to make long‑context...