xAI has launched Grok 4 Fast, a cost-efficient AI model designed to balance performance and affordability.
Key highlights:
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2M token context window
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40% fewer tokens than Grok 4 with same accuracy
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98% cheaper for benchmark-level performance
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Advanced web & X (Twitter) search with multi-hop browsing
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Real-world wins: #1 in Search Arena, top 10 in Text Arena
By cutting costs without losing intelligence, Grok 4 Fast could change how enterprises, startups, and researchers scale AI.
Do you think cost-efficient models like Grok 4 Fast will dominate the next phase of AI adoption?