All models
Claude Opus
Frontier Vision Anthropic
Claude 3.5 Sonnet Frontier Claude 3.7 Sonnet Frontier Claude 3.7 Sonnet (high output) Frontier Claude 3.7 Sonnet (thinking) Frontier Gemini 2.5 Pro Frontier GPT-4.1 Frontier GPT-4o Frontier o1 Frontier o1-mini Frontier o3 Frontier

Claude Opus

Anthropic's most powerful Claude 3 model

Model Specifications

Context window 204,800 tokens
Max output 4,096 tokens
Knowledge cutoff February 2024
Multipart messages No
Vision capabilities Yes

Default Parameters

Temperature 0.3
Top P 1.0
Frequency penalty 0.0
Presence penalty 0.0
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

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Claude 3.7 Sonnet (high output)

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