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roberta-large

RoBERTa large, the 355M-parameter version of Facebook AI's strongly trained BERT variant, offering doubled hidden size and additional attention heads over RoBERTa base. It provides stronger NLU accuracy at roughly 4x the inference compute cost of the base variant. Used where task accuracy on complex English language understanding outweighs latency constraints.

Last reviewed

Use cases

  • High-accuracy text classification where inference latency is not critical
  • NLI and complex reasoning tasks requiring strong language understanding
  • Extractive QA on dense or technical passages
  • Research baseline for NLU benchmarks requiring a strong encoder
  • High-quality sentence embedding when lighter models underperform

Pros

  • Strong NLU performance from more parameters plus strong RoBERTa training
  • Multi-framework support (PyTorch, TF, JAX, ONNX, safetensors)
  • MIT license; widely published benchmark results for straightforward comparison
  • Dynamic masking pre-training generalizes better than static BERT masking

Cons

  • ~4x inference cost vs. RoBERTa base for marginal gains on simpler tasks
  • English-only; 512-token context limit
  • Encoder-only — cannot generate text
  • Surpassed by DeBERTa-v3-large and other newer encoders on most NLU benchmarks
  • High memory footprint limits use in latency-sensitive or edge deployments

FAQ

What is roberta-large used for?

High-accuracy text classification where inference latency is not critical. NLI and complex reasoning tasks requiring strong language understanding. Extractive QA on dense or technical passages. Research baseline for NLU benchmarks requiring a strong encoder. High-quality sentence embedding when lighter models underperform.

Is roberta-large free to use?

roberta-large is an open-source model published on HuggingFace. License terms vary by model — check the model card for the specific license.

How do I run roberta-large locally?

Most HuggingFace models can be loaded with transformers or the appropriate framework library. See the model card for framework-specific instructions and hardware requirements.

Tags

transformerspytorchtfjaxonnxsafetensorsrobertafill-maskexbertendataset:bookcorpusdataset:wikipediaarxiv:1907.11692arxiv:1806.02847license:mitendpoints_compatibledeploy:azureregion:us