Compare · ModelsLive · 2 picked · head to head

o3 Mini vs GPT-4o-mini

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

o3 Mini wins 6 of 7 shared benchmarks. Leads in coding · reasoning · knowledge.

Category leads
coding·o3 Minireasoning·o3 Miniknowledge·o3 Minimath·o3 Mini
Hype vs Reality
o3 Mini
#151 by perf·no signal
QUIET
GPT-4o-mini
#146 by perf·no signal
QUIET
Best value
7.6x better value than o3 Mini
o3 Mini
14.0 pts/$
$2.75/M
GPT-4o-mini
105.6 pts/$
$0.38/M
Vendor risk
OpenAI logo
OpenAI
$840.0B·Tier 1
Medium risk
OpenAI logo
OpenAI
$840.0B·Tier 1
Medium risk
Head to head
o3 MiniGPT-4o-mini
Aider polyglot
o3 Mini leads by +56.8
Aider Polyglot · measures how well AI models can edit code across multiple programming languages using the Aider coding assistant framework.
o3 Mini
60.4
GPT-4o-mini
3.6
ARC-AGI-2
o3 Mini leads by +2.9
ARC-AGI-2 · the second iteration of the Abstraction and Reasoning Corpus, testing novel pattern recognition and abstract reasoning without prior training data.
o3 Mini
3.0
GPT-4o-mini
0.1
GPQA diamond
o3 Mini leads by +52.4
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
o3 Mini
69.4
GPT-4o-mini
17.0
Lech Mazur Writing
GPT-4o-mini leads by +5.5
Lech Mazur Writing · evaluates creative writing ability, assessing prose quality, narrative coherence, and stylistic sophistication.
o3 Mini
61.7
GPT-4o-mini
67.2
MATH level 5
o3 Mini leads by +43.9
MATH Level 5 · the hardest tier of the MATH benchmark, featuring competition-level problems from AMC, AIME, and Olympiad-style mathematics.
o3 Mini
96.5
GPT-4o-mini
52.6
OTIS Mock AIME 2024-2025
o3 Mini leads by +70.1
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
o3 Mini
76.9
GPT-4o-mini
6.8
WeirdML
o3 Mini leads by +31.9
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
o3 Mini
43.7
GPT-4o-mini
11.8
Full benchmark table
Benchmarko3 MiniGPT-4o-mini
Aider polyglot
Aider Polyglot · measures how well AI models can edit code across multiple programming languages using the Aider coding assistant framework.
60.43.6
ARC-AGI-2
ARC-AGI-2 · the second iteration of the Abstraction and Reasoning Corpus, testing novel pattern recognition and abstract reasoning without prior training data.
3.00.1
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
69.417.0
Lech Mazur Writing
Lech Mazur Writing · evaluates creative writing ability, assessing prose quality, narrative coherence, and stylistic sophistication.
61.767.2
MATH level 5
MATH Level 5 · the hardest tier of the MATH benchmark, featuring competition-level problems from AMC, AIME, and Olympiad-style mathematics.
96.552.6
OTIS Mock AIME 2024-2025
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
76.96.8
WeirdML
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
43.711.8
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
OpenAI logoo3 Mini$1.10$4.40200K tokens (~100 books)$19.25
OpenAI logoGPT-4o-mini$0.15$0.60128K tokens (~64 books)$2.62