Open SourceMetaReleased 2025-04

Llama 4

Meta's multimodal open-weights model family with a 10M context window variant

Context window

10M

Input / 1M tokens

Free

Output / 1M tokens

Free

Provider

Meta

Free to download and self-host under Llama 4 Community License. API pricing varies by provider (Groq, Together, Fireworks).

Llama 4 comes in two main variants: Scout (17B active parameters, 10M context) and Maverick (17B active / 400B total via MoE, 1M context). Both are multimodal and open-weights, continuing Meta's commitment to open AI research. Scout's 10M context window is the largest of any open-weights model, opening up use cases previously only possible with commercial APIs.

Strengths

  • Fully open weights - no usage restrictions
  • 10M context in Llama 4 Scout variant
  • Native multimodal support
  • Strong performance relative to size
  • Enormous ecosystem of community tools and fine-tunes

Best for developers who...

Self-hosted and on-premise deploymentsPrivacy-sensitive workloadsCustom fine-tuningResearchers and open-source builders

Benchmarks

BenchmarkScoreNotes
MMLU~85%Scout variant; competitive with proprietary mid-tier

Source: Meta Llama 4 announcement

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