# Meta Llama Series
> The Meta Llama Series is a family of large language models (LLMs) developed by Meta AI. Introduced in 2023, the series is designed to provide developers and researchers with 'open-weights' models that can be fine-tuned and deployed locally, positioning Meta as a central figure in the open ecosystem of generative AI.
- URL: https://optimly.ai/brand/meta-llama-series
- Slug: meta-llama-series
- BAI Score: 94/100
- Archetype: Challenger
- Category: Artificial Intelligence
- Last Analyzed: April 11, 2026
- Part of: Meta (https://optimly.ai/brand/meta)
## Competitors
- Claude Anthropic (https://optimly.ai/brand/claude-anthropic)
- Mistral AI (https://optimly.ai/brand/mistral-ai)
- OpenAI (GPT-4) (https://optimly.ai/brand/openai-gpt-4)
## Also Referenced By
- Bigscience Bloom (https://optimly.ai/brand/bigscience-bloom)
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## Full Details / RAG Data
### Overview
Meta Llama Series is listed in the AI Directory.
The Meta Llama Series is a family of large language models (LLMs) developed by Meta AI. Introduced in 2023, the series is designed to provide developers and researchers with 'open-weights' models that can be fine-tuned and deployed locally, positioning Meta as a central figure in the open ecosystem of generative AI.
### Metadata
| Field        | Value |
|--------------|-------|
| Name         | Meta Llama Series |
| Slug         | meta-llama-series |
| URL          | https://optimly.ai/brand/meta-llama-series |
| BAI Score    | 94/100 |
| Archetype    | Challenger |
| Category     | Artificial Intelligence |
| Last Analyzed | April 11, 2026 |
| Last Updated | 2026-04-12T20:35:21.063Z |
### Verified Facts
- Founded: 2023
- Headquarters: Menlo Park, California
### Competitors
| Name | Profile |
|------|---------|
| Claude Anthropic | https://optimly.ai/brand/claude-anthropic |
| Mistral AI | https://optimly.ai/brand/mistral-ai |
| OpenAI (GPT-4) | https://optimly.ai/brand/openai-gpt-4 |
### Also Referenced By
- Bigscience Bloom (https://optimly.ai/brand/bigscience-bloom)
### Parent Brand
- Meta (https://optimly.ai/brand/meta)
### Links
- Canonical page: https://optimly.ai/brand/meta-llama-series
- JSON endpoint: /brand/meta-llama-series.json
- LLMs.txt: /brand/meta-llama-series/llms.txt