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NewsMarch 28, 2026· 4 min read· 412 views

Meta Open-Sources Llama 4 with 400B Parameters

Meta releases Llama 4, its largest open-source language model at 400 billion parameters, challenging proprietary models on major benchmarks.

By Agentic DailyVerified Source: Meta AI

Our Take

Open-source is great, but the 400B parameter count is a vanity metric. What matters is how it performs on real-world tasks vs. smaller, more efficient models. Early benchmarks suggest diminishing returns at this scale.

Llama 4 Release

Meta has released Llama 4 under a permissive open-source license, making it the most capable freely available language model. The 400B parameter model matches or exceeds GPT-4 Turbo on most public benchmarks.

Model Variants

  • Llama 4 400B — flagship model for research and enterprise
  • Llama 4 70B — optimized for single-GPU deployment
  • Llama 4 8B — mobile and edge-optimized variant

Community Impact

The open-source AI community has responded enthusiastically, with fine-tuned variants appearing within days of release. The model's permissive license allows commercial use, making it particularly attractive for startups.

#Meta#Llama#Open Source#LLM
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