Llama
Meta's open-source family of LLMs
OpenAI o1
AI that can do general-purpose complex reasoning
Updated February 2026
| Llama | OpenAI o1 | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 60 | 11 |
| Pros | 15 | 1 |
| FactScore™ | 88.7 | 54 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Llama — Pros
Open-source Efficient performance Cost-effective Local inference Content generation Customizable Open for research use Variety of model sizes Versatile Advanced language understanding Detailed and nuanced responses Privacy Mixture-of-experts architecture Multimodal capabilities TranslationBoth tools — Pros
—Only in OpenAI o1 — Pros
Ai featuresOnly in Llama — Cons
Limited consistency Limited specialized knowledge Not fully open-sourceBoth tools — Cons
—Only in OpenAI o1 — Cons
Difficulty canceling subscription Limited conditional logic complexityDetails
| Llama | OpenAI o1 | |
|---|---|---|
| Categories | LLMs | LLMs |
| Platforms | Web | Web |
| Became Popular | July 19, 2023 | September 13, 2024 |
| Website | www.llama.com | openai.com |
Who Should Pick Which?
Choose Llama if...
- Open-source
- Efficient performance
- Cost-effective
Choose OpenAI o1 if...
- Ai features
With a FactScore™ of 88.7 vs 54, Llama leads in community reception. Llama uniquely offers Open-source and Efficient performance, while OpenAI o1 stands out for Ai features.
What Users Say
Llama
Llama models + fine-tuning = Fast, Performance, Affordable. We use a blend of OpenAI, Anthropic and Llama for our SmythOS product. Usually when we start we use either OAI or Anthropic, and when som...
We use Llama for a couple of our AI agents due to its open-source flexibility and efficiency. It allows us to customize the model to meet specific requirements while maintaining excellent performance.
Big thanks to Meta and the Llama 3 team for their contributions to the open-source AI landscape. The availability of powerful, openly accessible models like Llama 3 is driving incredible innovation...
OpenAI o1
We power our AI chart generation through o1 to get high quality visualizations for any data question. o1 is able to deeply understand any data source, including complex custom databases.
ChatGPT Pro includes o1 pro mode, a version of o1 that uses more compute to think harder and provide even better answers to the hardest problems.
OpenAI's o1 model, with its advanced reasoning and planning capabilities, significantly enhances our decision-making process.
Related Comparisons
Frequently Asked Questions
Which is better, Llama or OpenAI o1?
Based on FactScore™, Llama leads with a score of 88.7 vs 54. Llama has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Llama compared to OpenAI o1?
Llama uniquely offers: Open-source, Efficient performance, Cost-effective, Local inference, Content generation.
What are the pros of OpenAI o1 compared to Llama?
OpenAI o1 uniquely offers: Ai features.
Is Llama better rated than OpenAI o1?
Llama is rated 5.0★ from 60 reviews. OpenAI o1 is rated 5.0★ from 11 reviews.
What is the FactScore™ of Llama and OpenAI o1?
FactScore™ weighs rating and review volume together. Llama scores 88.7 and OpenAI o1 scores 54.
Don't Get Fooled by Fake Social Media Videos
The world's first fact checker for social media. Paste any link and get an instant credibility score with sources.
Try FactCheckTool Free