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GPT-5 nano
Vision OpenAI
Claude 3.5 Sonnet Frontier 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 4.1 Opus Frontier Gemini 2.5 Pro Frontier

GPT-5 nano

The fastest, most cost-efficient version of GPT-5, great for summarization and classification tasks.

Model Specifications

Context window 400,000 tokens
Max output 128,000 tokens
Knowledge cutoff May 2024
Multipart messages Yes
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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