They do require that you allow them to use your name publicly. They are silent on whether you can prohibit them from training on your input, so I assume you can. My guess is, if even 10% of maintainers forget to disable training, then Anthropic will have a most excellent source of how really good developers approach problems that can be fed back into the model. That could improve things for everyone. Of course, the w…
And of course they're also going to train on your private inputs. It's right there in the TOS.