27 Aug 2026 · 4 min read
agent architecture
How xAI Builds Grok — and How I'd Build a Grok of My Own
Grok isn't a model, it's an agent system: tools trained into the reasoning, real-time X and web search on xAI's infra, a four-agent cross-verifying architecture, long-running agents. I break down its features, architecture, and safety harness — then map each piece to a component I can build self-hosted on a subscription I already pay for.
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