Thanks for getting ahead of me. I add their competitor MS doing the same even more openly:

https://support.microsoft.com/en-us/topic/microsoft-swiftkey...

Always assume companies will gather, use and share your data in all ways they legally can. The burden of proof is never on the user that companies don't milk us. Calling it "misinformation" as someone further above did is bizarre. This is the default business model of big tech.