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SMRTR AI• Jul 8, 2026• TechCrunch

SpaceXAI releases Grok 4.5, which Elon describes as an ‘Opus-class model’

SMRTR summary

SpaceXAI launched Grok 4.5, claiming it rivals Anthropic's Opus-class models but at far lower cost — $2 per million input tokens versus Opus 4.7's $5. Elon Musk also highlighted twice the token efficiency of competing models, making it a strong budget-friendly option as OpenAI prepares to release GPT 5.6.

SMRTR provides this summary for quick context. The original article belongs to TechCrunch.

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