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Anthropic: Claude Opus 4.8 vs. xAI: Grok 4 Fast

Direkter Head-to-Head-Vergleich zweier Frontier-Modelle. xAI: Grok 4 Fast gewinnt 3 von 8 Disziplinen.

Letzte Synchronisation:

Anthropic: Claude Opus 4.8
Anthropic
Mehr von Anthropic →
xAI: Grok 4 Fast
xAI
Mehr von xAI →
Quality Index 61,4 23,1
Speed (Tokens/s) 67,3 0
Latency (TTFT) 7,91 s 0 ms
Preis Input (USD/1M) $6.25 $0.20
Preis Output (USD/1M) $25.00 $0.50
Context Window
Modalitäten text text
Release 05/2026 09/2025

Anthropic: Claude Opus 4.8

Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...

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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