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Grok 3
xAI
Claude 3.5 Sonnet Frontier Claude 3.7 Sonnet Frontier Claude 3.7 Sonnet (high output) Frontier Claude 3.7 Sonnet (thinking) Frontier Claude Opus Frontier Gemini 2.5 Pro Frontier GPT-4.1 Frontier GPT-4o Frontier o1 Frontier o1-mini Frontier

Grok 3

xAI's flagship enterprise model (131k context). Excels at data extraction, coding, summarization.

Model Specifications

Context window 131,000 tokens
Max output 8,000 tokens
Knowledge cutoff February 2025
Multipart messages No
Vision capabilities No

Default Parameters

Temperature 0.3
Top P 1.0
Frequency penalty 0.0
Presence penalty 0.0
Top K 50
Try on Simtheory

Supported Parameters

Temperature

Supported

Controls randomness: Lower values make output more deterministic, higher values more creative.

Range: 0.0 - 1.0 Default: 0.3

More models from xAI

Grok 3 Fast

Grok 3 Fast Frontier

Faster Grok 3 with identical quality (131k context). Low latency for time-sensitive tasks.

Context: 131,000 Output: 8,000
Grok 3 Mini

Grok 3 Mini

Lightweight, cost-effective xAI model (131k context). Good for simpler tasks, shows thinking traces.

Context: 131,000 Output: 8,000