o4 Mini

OpenAI· released 16 Apr 2025

openai/o4-mini

Input / 1M tokens: $1.1
Output / 1M tokens: $4.4

Context window200K tokens

Longest answer: 100K tokens

reads imagereads textreads filetool callingvisionreasoning

About

OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities. It supports tool use and demonstrates competitive reasoning...

Details

Lab: OpenAIopenrouter.ai · 3 Oct 2026
Context: 200Kopenrouter.ai · 3 Oct 2026
Input price: $1.1 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $4.4 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 100,000 tokensopenrouter.ai · 3 Oct 2026
Inputs: image, text, fileopenrouter.ai · 3 Oct 2026
Open weights: Noopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/openai/o4-mini· checked 3 Oct 2026