o3-deep-research is OpenAI's most advanced model for deep research, designed to tackle complex, multi-step research tasks. It can search and synthesize information from across the internet as well as from your own data.
Added Jan 31, 2026
Context Window
200.0K
Max Output
100.0K
Input Price (Auto)
$11.00/1M
Output Price (Auto)
$44.00/1M
Cache Read (Auto)
$5.50/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
30.4
Reasoning
GPQA Diamond
Graduate-level scientific reasoning
82.7%
Better than 81% of models compared
HLE
Humanity's Last Exam
20.0%
Better than 83% of models compared
IFBench
Instruction-following benchmark
71.4%
Better than 87% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
80.7%
Better than 71% of models compared
AA-LCR
Long context reasoning evaluation
69.3%
Better than 93% of models compared
Coding
SciCode
Python programming for scientific computing
41.0%
Better than 81% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
37.1%
Better than 85% of models compared
LiveCodeBench
Contamination-free coding benchmark
80.8%
Better than 92% of models compared
Math
AIME 2025
American Invitational Mathematics Examination 2025
88.3%
Better than 87% of models compared
AIME
American Invitational Mathematics Examination
90.3%
Better than 96% of models compared
Math-500
Diverse mathematical problem solving benchmark
99.2%
Better than 99% of models compared
Knowledge
MMLU-Pro
Professional and academic subject knowledge
85.3%
Better than 92% of models compared
Last updated Jun 28, 2026
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