o3
According to BenchLM.ai, o3 ranks #54 out of 119 models on the provisional leaderboard with an overall score of 57/100. It does not yet have enough sourced coverage for BenchLM's verified leaderboard. While not a frontier model, it offers specific advantages depending on the use case.
o3 is a proprietary model with a 200K token context window. It uses explicit chain-of-thought reasoning, which typically improves performance on math and complex reasoning tasks at the cost of higher latency and token usage.
o3 sits inside the o3 family alongside o3-pro, o3-mini. This profile currently has 17 of 225 tracked benchmarks. BenchLM only exposes non-generated benchmark rows publicly, so missing categories stay blank until a sourced evaluation is available.
Its strongest category is Mathematics (#19), while its weakest is Instruction Following (#54). This performance profile makes it particularly strong for mathematical reasoning, scientific computing, and quantitative analysis.
Ranking Distribution
Category rank across 8 benchmark categories — sorted by best rank
Category Performance
Scores across all benchmark categories (0-100 scale)
Category Breakdown
Agentic
#34Coding
#41Reasoning
#47Knowledge
#42Math
#19Multilingual
#40Multimodal
#49Inst. Following
#54Chatbot Arena Performance
Benchmark Details
Only benchmark rows with an attached exact-source record are shown here. Source-unverified manual rows and generated rows are hidden from model pages.
Compare This Model
See how o3 stacks up against similar models
Frequently Asked Questions
How does o3 perform overall in AI benchmarks?
o3 currently ranks #54 out of 119 models on BenchLM's provisional leaderboard with an overall score of 57 (estimated). It is created by OpenAI and features a 200K context window.
Is o3 good for knowledge and understanding?
o3 ranks #42 out of 119 models in knowledge and understanding benchmarks with an average score of 65.6. There are stronger options in this category.
Is o3 good for coding and programming?
o3 ranks #41 out of 119 models in coding and programming benchmarks with an average score of 65.5. There are stronger options in this category.
Is o3 good for reasoning and logic?
o3 ranks #47 out of 119 models in reasoning and logic benchmarks with an average score of 54.9. There are stronger options in this category.
Is o3 good for agentic tool use and computer tasks?
o3 ranks #34 out of 119 models in agentic tool use and computer tasks benchmarks with an average score of 57.5. There are stronger options in this category.
Is o3 good for multimodal and grounded tasks?
o3 ranks #49 out of 119 models in multimodal and grounded tasks benchmarks with an average score of 61.1. There are stronger options in this category.
Is o3 good for instruction following?
o3 ranks #54 out of 119 models in instruction following benchmarks with an average score of 65.9. There are stronger options in this category.
Which sibling models are related to o3?
o3 belongs to the o3 family. Related variants on BenchLM include o3-pro, o3-mini.
Does o3 have full benchmark coverage on BenchLM?
Not yet. o3 currently has 17 published benchmark scores out of the 225 benchmarks BenchLM tracks. BenchLM only exposes non-generated public benchmark rows, so missing categories stay blank until a sourced evaluation is available.
What is the context window size of o3?
o3 has a context window of 200K, which determines how much text it can process in a single interaction.
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