architectures · google-research

T5 (Text-to-Text Transformer)

Unified encoder-decoder that casts every NLP task as text-to-text (Raffel et al., 2019). Basis of the FLAN instruction-tuning line.

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What this registry has checked

Quarantine. We hold the publisher’s own published hash for these weights and have recorded it against this entry. We have not downloaded and hashed the weights ourselves, so the hash is the publisher’s claim, not our measurement.

Weight file SHA-256	887da5f02141c29f7c1bdf9d2e2b885d7f342642030e4b6453c2495ec56d020e

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What is recorded

Publisher	google-research
Origin	United States
Licence	Apache-2.0
Pulls recorded here	132,001

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Registry record as of 2026-06-06. Identity, licence and parameter count are properties of a release and do not move; tier can, and the verify link above re-checks it against the live registry rather than this page.