Compare · ModelsLive · 2 picked · head to head
o1 vs o1-preview
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
o1 wins on 5/7 benchmarks
o1 wins 5 of 7 shared benchmarks. Leads in coding · reasoning · knowledge.
Category leads
coding·o1reasoning·o1knowledge·o1math·o1
Hype vs Reality
Attention vs performance
o1
#57 by perf·no signal
o1-preview
#134 by perf·no signal
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
OpenAI
$840.0B·Tier 1
Head to head
7 benchmarks · 2 models
o1o1-preview
Aider · Code Editing
o1 leads by +4.5
o1
84.2
o1-preview
79.7
ARC-AGI
o1 leads by +12.7
ARC-AGI · the original Abstraction and Reasoning Corpus, testing whether AI can solve novel visual pattern recognition tasks without memorization.
o1
30.7
o1-preview
18.0
GPQA diamond
o1 leads by +35.3
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
o1
69.0
o1-preview
33.8
MATH level 5
o1 leads by +13.1
MATH Level 5 · the hardest tier of the MATH benchmark, featuring competition-level problems from AMC, AIME, and Olympiad-style mathematics.
o1
94.7
o1-preview
81.7
OTIS Mock AIME 2024-2025
o1 leads by +42.3
OTIS Mock AIME 2024–2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
o1
73.3
o1-preview
31.0
SimpleBench
o1-preview leads by +1.9
SimpleBench · tests fundamental reasoning capabilities with straightforward problems designed to expose gaps in basic logical and spatial thinking.
o1
28.1
o1-preview
30.0
WeirdML
o1-preview leads by +3.7
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
o1
43.8
o1-preview
47.6
Full benchmark table
| Benchmark | o1 | o1-preview |
|---|---|---|
Aider · Code Editing | 84.2 | 79.7 |
ARC-AGI ARC-AGI · the original Abstraction and Reasoning Corpus, testing whether AI can solve novel visual pattern recognition tasks without memorization. | 30.7 | 18.0 |
GPQA diamond Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs. | 69.0 | 33.8 |
MATH level 5 MATH Level 5 · the hardest tier of the MATH benchmark, featuring competition-level problems from AMC, AIME, and Olympiad-style mathematics. | 94.7 | 81.7 |
OTIS Mock AIME 2024-2025 OTIS Mock AIME 2024–2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills. | 73.3 | 31.0 |
SimpleBench SimpleBench · tests fundamental reasoning capabilities with straightforward problems designed to expose gaps in basic logical and spatial thinking. | 28.1 | 30.0 |
WeirdML WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns. | 43.8 | 47.6 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| o1 | $15.00 | $60.00 | 200K tokens (~100 books) | $262.50 |
| o1-preview | — | — | — | — |