Longterm Wiki

o3

OpenAI

o3 was released April 16, 2025 as OpenAI's most powerful reasoning model. Scored 99.2% on MATH, 87.5% on ARC-AGI, and 83.3% on GPQA Diamond. Featured improved tool use, image understanding, and code execution. Priced at \$10/\$40 per million tokens with a 200K context window.

Developer
OpenAI
Released
2025-04-16
Context Window
200K tokens

Pricing

TypePrice per MTok
Input$10
Output$40

Benchmarks4

BenchmarkScore
SWE-bench Verified69.1%
GPQA Diamond83.3%
MATH99.2%
ARC-AGI87.5%

o-series Family5

ModelTierReleasedInput $/MTok
o4-minimini2025-04-16$1.1
o3-minimini2025-01-31$1.1
o1flagship2024-12-05$15
o1-previewpreview2024-09-12$15
o1-minimini2024-09-12$3

Other OpenAI Models7

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)

Details

Model Familyo-series
Tierflagship
Generationo3
Release Date2025-04-16
Context Window200K tokens

Capabilities4

reasoningtool-usevisioncode-execution

Sources1

Tags

openaireasoningo-seriesfrontier-ai