ModelsProducts Google

DeepMind's SL2T brings sign language translation to the Pixel 11 keyboard

Illustration for the DeepMind SL2T sign language story

Sign language AI just moved into the phone keyboard.

What shipped and where

Google DeepMind released SL2T, a sign-language-to-text model now shipping in Gboard and Live Transcribe on the Pixel 11. It starts with American Sign Language to English, so Deaf and hard of hearing users can sign directly into the keyboard instead of typing.

DeepMind says the model is state of the art on academic benchmarks, and, more usefully, that it is optimized for how people actually sign at a phone: one-handed, while holding the device. That distinction matters because benchmark ASL and real-world phone signing are different problems, and a model tuned only for the former would fail exactly where users need it.

The privacy architecture is notable. Body poses are tracked on-device, and Google’s servers translate those poses into text. Raw video never reaches Google’s infrastructure, only the pose data does.

Built with the community it serves

SL2T was developed with Deaf Googlers and Google’s AI Sign Language Advisory Committee, and DeepMind says more sign languages and applications are coming.

That development process is worth flagging because accessibility features have a habit of being announced in research blogs and then quietly never shipping. This one arrives inside two apps people already use, Gboard and Live Transcribe, on a phone that is actually for sale. Shipping in a default keyboard, rather than in a standalone accessibility app that users have to find and install, is the difference between a demo and infrastructure.

The honest limits

ASL to English is one language pair out of hundreds of sign languages worldwide, and the hard part of extending coverage is that sign languages are not dialects of each other. Each is a distinct language with its own grammar, so every new pair is closer to a new model than a fine-tune.

DeepMind’s stated plan to add more languages is the right ambition, but for now the launch serves ASL users on one device family. Whether SL2T becomes a platform capability or stays a Pixel feature is the thing to watch, because keyboards are where this either scales or stalls.

Sources

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