o4 Mini High vs o3 Mini High: side-by-side summary

o4 Mini High and o3 Mini High are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

o4 Mini High, from OpenAI, has a 200,000-token context window and is priced at $1.10/M tokens input, $4.40/M tokens output on OpenRouter.

o3 Mini High, from OpenAI, has a 200,000-token context window and is priced at $1.10/M tokens input, $4.40/M tokens output on OpenRouter.

Context window

• o4 Mini High: 200,000 tokens
• o3 Mini High: 200,000 tokens

Price

• o4 Mini High: $1.10/M tokens input, $4.40/M tokens output
• o3 Mini High: $1.10/M tokens input, $4.40/M tokens output

Provided by

• o4 Mini High: OpenAI
• o3 Mini High: OpenAI

• o4 Mini High model details, providers and pricing
• o3 Mini High model details, providers and pricing