PromptLoop
News Analyse Werkstatt Generative Medien Originals Glossar KI-Modelle Vergleich Kosten-Rechner

Anthropic: Claude Sonnet 5 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 Sonnet 5
Anthropic
Mehr von Anthropic →
xAI: Grok 4 Fast
xAI
Mehr von xAI →
Quality Index 53,4 27,4
Speed (Tokens/s) 61,1 0
Latency (TTFT) 1,58 s 0 ms
Preis Input (USD/1M) $2.00 $0.20
Preis Output (USD/1M) $10.00 $0.50
Context Window
Modalitäten text text
Release 06/2026 09/2025

Anthropic: Claude Sonnet 5

Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...

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...

📬 KI-News direkt ins Postfach