Open WeightsOpen Sourceby MetaSince Feb 2023

Llama

Meta's open-source foundation model

Meta's Llama is the most widely used open-source LLM family. Llama 3.1 405B rivals GPT-4 in benchmarks and can be run locally, fine-tuned, or deployed on any infrastructure.

4.4/ 5.0
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Quick Facts

Latest versionLlama 3.1 405B
CategoryOpen Source
MakerMeta
ReleasedFeb 2023

Best for

Self-HostingPrivacyFine-TuningResearchCustom Deployment

Strengths & Weaknesses

Strengths

  • Fully open weights — run anywhere
  • Huge community and fine-tune ecosystem
  • No usage fees or rate limits
  • Privacy — runs 100% locally
  • 405B model rivals GPT-4

Weaknesses

  • Requires significant compute to run large models
  • No built-in UI — needs wrapper
  • Smaller models lag behind GPT-4
  • No official support

Benchmarks

BenchmarkScoreRank
MMLU88.6%Top 3
HumanEval (Coding)89.0%Top 4
MATH73.8%Top 5
Open LLM Leaderboard89.1%#1 Open

Example Prompts

Explain the transformer architecture in detail

Write a REST API in Python with authentication

Summarize this research paper in plain English

Create a custom chatbot persona for a customer service role