Frontier
xAI
Claude 3.7 Sonnet
Frontier
Claude 3.7 Sonnet (high output)
Frontier
Claude 3.7 Sonnet (thinking)
Frontier
Claude 4 Opus
Frontier
Claude 4 Opus (thinking)
Frontier
Claude 4 Sonnet
Frontier
Claude 4 Sonnet (thinking)
Frontier
Claude 4.5 Opus
Frontier
Claude 4.5 Opus (High)
Frontier
Claude 4.5 Sonnet
Frontier
Grok 4 Fast (Reasoning)
Reasoning-enabled Grok 4 with 2M context. Low latency for time-sensitive tasks and huge context window.
Model Specifications
Context window
2,000,000 tokens
Max output
30,000 tokens
Knowledge cutoff
June 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
More models from xAI
Grok 4 Frontier Vision
xAI's flagship enterprise model (256k context). Excels at data extraction, coding, summarization.
Context: 256,000
Output: 8,000
Grok 4.1 Frontier Vision
xAI's flagship enterprise model (2M context). Excels at data extraction, coding, summarization.
Context: 2,000,000
Output: 32,000
Grok 4.1 (Reasoning) Frontier Vision
xAI's flagship enterprise model (2M context). Excels at data extraction, coding, summarization.
Context: 2,000,000
Output: 32,000