openai

OpenAI: o4 Mini

The OpenAI o4 Mini is an advanced AI model capable of processing text, images, and file inputs within a context length of 200,000 tokens; it supports reasoning and tools integration but does not offer structured output. With its ability to handle multiple modalities and perform reasoning tasks, this model can be particularly useful for applications requiring diverse input types and interactive functionalities. Given its blended benchmark score of 64.5 across three independent benchmarks, the o4 Mini offers solid performance in various domains. While it is suitable for those needing a versatile AI solution with robust reasoning capabilities, its pricing at $1.1 per million input tokens and $4.4 per million output tokens may be considered high compared to some alternatives. Prospective users should weigh these costs against the model’s comprehensive modalities and benchmark standing before making a decision.

Quality Score
100/100
price + capability + benchmarks
Input Price
$1.10
per 1M tokens
Output Price
$4.40
per 1M tokens
Context Window
200,000
tokens

Benchmark results

Independent, published benchmarks. Blended score 64.5 across 3 benchmarks, last refreshed 2026-07-23. How scoring works →

BenchmarkMeasuresScore
Aider Polyglot code editing across languages 72.0
AI Index broad capability composite 42.2
EQ-Bench emotional understanding in dialogue 59.4
Model ID
openai/o4-mini
Vendor
openai
Released
April 2025
Tokenizer
GPT
Input Modalities
image, text, file
Output Modalities
text
Max Output
100,000 tokens
Tool Calling
✓ supported
Structured Output
✓ supported
Reasoning Mode
✓ supported
Vision
✓ accepts images
Audio
no
Moderated
yes

What it costs in practice

Computed from the current $1.10/M input and $4.40/M output rates. Run your own numbers →

JobTokensCost
Summarize a 50-page report 30k in / 1.5k out $0.04
Classify 1,000 customer emails 500k in / 50k out $0.77
A month of a busy support chatbot 5M in / 2M out $14.30

Similar models

Quick answers

How much does OpenAI: o4 Mini cost?
$1.10 per million input tokens and $4.40 per million output tokens.
What is OpenAI: o4 Mini's context window?
200,000 tokens, roughly 300 pages of text in a single request.
Does OpenAI: o4 Mini support tool calling?
It supports tool calling, structured output, a reasoning mode.
Can OpenAI: o4 Mini process images?
Yes, it accepts image input.