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.
Llama 3.1 405B 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 | Llama 3.1 405B | OpenAI o1 |
|---|---|---|
| Developer / Lab | Meta AI | OpenAI |
| Primary Modality | multimodal | reasoning |
| Access & Weights | Open Weights | Commercial API |
| Context Window | 128,000 tokens | 200,000 tokens (up to 100k completion) |
| Parameters | 405 Billion Dense | Undisclosed |
| License | Llama 3.1 Community License | Proprietary Commercial API |
| Release Date | July 2024 | December 2024 |
| Neural Architecture | 405B Dense Auto-regressive Transformer with GQA | Autoregressive Transformer with internal reasoning trace generation |
Llama 3.1 405B Strengths
Full Profile- Distillation Teacher Model
- Massive World Knowledge
- Synthetic Data Generation
- Open Architecture Research
Trained on over 16,000 H100 GPUs, Llama 3.1 405B represents a milestone for open science, providing a premier open baseline for synthetic data generation, model distillation, and high-complexity reasoning.
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.