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Anthropic: Claude Opus 4.5 vs. xAI: Grok 4 Fast

Direkter Head-to-Head-Vergleich zweier Frontier-Modelle. xAI: Grok 4 Fast gewinnt 4 von 8 Disziplinen.

Letzte Synchronisation:

Anthropic: Claude Opus 4.5
Anthropic
Mehr von Anthropic →
xAI: Grok 4 Fast
xAI
Mehr von xAI →
Quality Index 49,7 35,1
Speed (Tokens/s) 57,0 76,2
Latency (TTFT) 9,84 s 8,28 s
Preis Input (USD/1M) $5.00 $0.20
Preis Output (USD/1M) $25.00 $0.50
Context Window
Modalitäten text text
Release 11/2025 09/2025

Anthropic: Claude Opus 4.5

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...

xAI: Grok 4 Fast

Grok 4 Fast is xAI's latest multimodal model with SOTA cost-efficiency and a 2M token context window. It comes in two flavors: non-reasoning and reasoning. Read more about the model...

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