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GPT-4.5
Vision OpenAI
Claude 3.5 Sonnet Claude 3.7 Sonnet Claude 3.7 Sonnet (high output) Claude 3.7 Sonnet (thinking) Claude 3.5 Haiku Claude Opus o1 o3-mini o3-mini-high o1-mini

GPT-4.5

OpenAI's latest model with enhanced capabilities across text, vision and audio

Model Specifications

Context window 128,000 tokens
Max output 2,000 tokens
Knowledge cutoff February 2025
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 - 2.0 Default: 0.3

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o1

o1

o1 is OpenAI's new reasoning model for complex tasks that require broad general knowledge

Context: 128,000 Output: 100,000
o3-mini

o3-mini

o3-mini is a fast cost-efficient reasoning model tailored to coding math and science use cases

Context: 200,000 Output: 100,000
o3-mini-high

o3-mini-high

o3-mini-high is the higest reasoning level of OpenAI's fast cost-efficient reasoning model tailored to coding math and science use cases

Context: 200,000 Output: 100,000