o3-mini

o3-mini was released January 31, 2025 with three reasoning effort levels (low, medium, high). On high effort, scored 97.9% on MATH and 79.7% on GPQA Diamond. Priced at \$1.10/\$4.40 per million tokens — significantly cheaper than o1. Available in the API and ChatGPT.

Released

2025-01-31

Context Window

200K tokens

Pricing

Type	Price per MTok
Input	$1.10
Output	$4.40

Benchmarks7

Knowledge

1 benchmark

86.9%#21/37

45th percentile

Reasoning

1 benchmark

79.7%#8/34

78th percentile

Math

3 benchmarks

97.9%#3/31

92th percentile

87.3%#4/12

71th percentile

86.5%#3/7

64th percentile

Coding

2 benchmarks

57.6%#6/9

39th percentile

SWE-bench Verified

49.3%#14/18

25th percentile

Percentile among tested models:Top 25%50-75%25-50%Bottom 25%

o-series Family5

Model	Tier	Released	Input $/MTok
o3	flagship	2025-04-16	$10.00
o4-mini	mini	2025-04-16	$1.10
o1	flagship	2024-12-05	$15.00
o1-preview	preview	2024-09-12	$15.00
o1-mini	mini	2024-09-12	$3.00

Other OpenAI Models8

GPT-4.12025-04-14

GPT (flagship)

GPT-4.1 mini2025-04-14

GPT (mini)

GPT-4.1 nano2025-04-14

GPT (nano)

GPT-4o mini2024-07-18

GPT (mini)

GPT-4o2024-05-13

GPT (flagship)

GPT-4 Turbo2023-11-06

GPT (flagship)

GPT-42023-03-14

GPT (flagship)

GPT-3.5 Turbo2023-03-01

GPT (mid)

Details

Model Familyo-series

Tiermini

Generationo3

Release Date2025-01-31

Context Window200K tokens

Open WeightNo

Modalitytext

Capabilities2

reasoningtool-use

Sources1

Tags

openaireasoningo-seriescost-efficient