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Specifications
ParametersThe learned values that shape how a model responds. B means billion and T means trillion. For mixture-of-experts models, the total count is larger than the number active for each token. Parameter count alone does not measure quality.
—70B
Context windowHow much information the model can work with in one request, measured in tokens — pieces of words or other data. This includes your question, attachments, conversation and reply. Limits can vary by model variant and provider.
200k16k
These models have no shared benchmark scores.
Overview
CompanyAnthropicMeta
Release dateMay 22 2025Jan 29 2024
AccessClosedOpen Weight
Model detailsView modelView model

Frequently asked questions

Claude Sonnet 4 and Code Llama 70B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Code Llama 70B shipped 479 days before Claude Sonnet 4, so benchmark comparisons should account for the intervening progress.

Context windows are 200k (Claude Sonnet 4) vs 16k (Code Llama 70B). Claude Sonnet 4 is closed, while Code Llama 70B is open weight.

Direct benchmark comparisons are unavailable — Claude Sonnet 4 and Code Llama 70B don't publish scores on any of the same benchmarks.