AI Models Comparison
Select any two artificial intelligence models to inspect side-by-side differences in neural architecture, context limits, open-weight licensing, and empirical benchmark performance on competition math, PhD science, and software engineering.
Claude 3.5 Sonnet vs OpenAI o1: Verified Benchmark Duel
Head-to-head empirical results on published evaluation suites. All scores taken from verified lab papers.
Challenging competition-level high school and undergraduate mathematics problems evaluating step-by-step analytical proof capability.
Google-proof PhD-level multiple-choice questions in biology, physics, and chemistry designed by domain experts.
Expanded reasoning benchmark with 12,000+ challenging multi-step questions across 14 academic and professional subjects.
Human-verified subset of real-world GitHub issues evaluating autonomous agent capability to debug and resolve real open-source bugs.
Standard benchmark testing zero-shot Python function generation against functional unit test suites.
Side-by-Side Architectural Specifications
Direct comparison of underlying neural architectures, context windows, parameter scales, and licensing models.
| Specification | Claude 3.5 Sonnet | OpenAI o1 |
|---|---|---|
| Developer / Lab | Anthropic | OpenAI |
| Primary Modality | multimodal | reasoning |
| Access & Weights | Commercial API | Commercial API |
| Context Window | 200,000 tokens | 200,000 tokens (up to 100k completion) |
| Parameters | Undisclosed | Undisclosed |
| License | Proprietary Commercial API | Proprietary Commercial API |
| Release Date | October 2024 (Upgraded) | December 2024 |
| Neural Architecture | Autoregressive Multimodal Transformer | Autoregressive Transformer with internal reasoning trace generation |
Claude 3.5 Sonnet Strengths
Full Profile- Software Engineering (SWE-bench)
- Computer Use & OS Automation
- Nuanced Prose & Tone
- Visual Chart & Diagram Analysis
Claude 3.5 Sonnet operates at twice the speed of Claude 3 Opus while outperforming top models on graduate-level reasoning, undergraduate-level knowledge, and software coding benchmarks. It pioneered the Computer Use API for direct OS GUI interaction.
OpenAI o1 Strengths
Full Profile- Competitive Programming
- Scientific Reasoning
- PhD-level STEM
- Inference-time Compute Scaling
OpenAI o1 utilizes reinforcement learning during pre-training and test-time compute to generate private internal chains of thought. It specializes in competitive programming, physics, PhD-level biology, and multi-step theorem verification.