OpenAI

o3

by OpenAItext+image+file->text1 endpoint
Neura Intelligence Index
47.8/ 100
Rank
#187
Confidence
high
Benchmarks
10(26% coverage)

Overview

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....

Capabilities

Text generation
Image understanding
Tool use / Function calling
Structured output
Extended reasoning
Prompt caching
Long context
File input
Deterministic seed

Modalities

Input
ImageTextFile
Output
Text

Technical Specifications

Context Window
200K tokens
Max Output
100K tokens
Knowledge Cutoff
2024-06-30
Tokenizer
GPT
Content Moderation
Enabled
Uptime (24h)
10000.0%
Country
🇺🇸US
Release Date
April 16, 20251y

Supported Parameters

include_reasoningmax_tokensreasoningresponse_formatseedstructured_outputstool_choicetools

Benchmark Performance

coding

BenchmarkScoreSource
SWE-bench Verified
69.1
verified

math

BenchmarkScoreSource
AIME 2025
86.4
verified
FrontierMath
15.8
verified

reasoning

BenchmarkScoreSource
GPQA Diamond
83.3
verified
Humanity's Last Exam
14.7
verified
ARC-AGI v2
6.5
verified

multimodal

BenchmarkScoreSource
MMMU
82.9
verified
CharXiv Reasoning
78.6
verified
MMMU-Pro
76.4
verified

agent

BenchmarkScoreSource
BrowseComp
49.7
verified

Performance Over Time

Pricing

Per 1M tokens
Input$2.00
Output$8.00
Cache read$0.50
Added
April 16, 2025
Last synced 9/20/2026