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    Grok 4

    Real-time X-native model with heavy reasoning.

    xAIGrokCtx 256k
    xAI
    Grok
    Released 2025-07

    Grok 4

    Real-time X-native model with heavy reasoning.

    Grok 4 pairs strong reasoning with real-time X and web access, and a looser refusal profile than mainstream frontier models.

    Grok Published 2025-07#xai#llm#review
    Context
    256k
    Input
    $3/M
    Output
    $15/M
    Released
    2025-07

    Modalities

    Text
    Image

    Strengths

    • Real-time web
    • Long reasoning
    • Uncensored tone

    Best for

    Live news RAG
    Creative

    Grok 4 FAQ

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    Sources & further reading

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    APA
    Build on Vibe Editorial (2026). Grok 4 Real-time X-native model with heavy reasoning.. Build on Vibe. Retrieved from https://buildonvibe.site/models/grok-4
    BibTeX
    @misc{bov-models-grok-4,
      title  = {Grok 4 Real-time X-native model with heavy reasoning.},
      author = {Build on Vibe Editorial},
      year   = {2026},
      url    = {https://buildonvibe.site/models/grok-4},
      note   = {Build on Vibe}
    }
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