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SpaceXAI Launches Grok 4.5 for Coding and Agentic Work as Rivalry With OpenAI Intensifies

  • Foundation Models
  • AI Agents
  • Software Dev & Coding

SpaceXAI has released Grok 4.5, a flagship model tuned for coding, agentic tasks and knowledge work, escalating a public rivalry with OpenAI just as the ChatGPT maker rolls out its own GPT-5.6 Sol. The model went into general availability on July 8, 2026, after a private beta that began in late June, according to the company's official announcement and reporting by Reuters.

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