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R1 1776 vs RoBERTa

Perplexity vs Meta — benchmarks, pricing, and capabilities side by side.

R1 1776RoBERTa
Intelligence index95.4
DeveloperPerplexityMeta
TypeLLMLLM
AccessOpen weights
Context window512 tokens
Input price$0.00 / 1M
Output price$0.00 / 1M
Speed
ReleasedFebruary 18, 2025July 26, 2019
Parameters355M
Input modalitiesText
Output modalitiesText