> your content is not used to train any underlying foundation models (FMs).
This implies your "content" may be used for anything else, including training non-foundation LLMs. Frankly, even if their disclaimer were broader, I'd still probably not trust them.
As you shouldn't! Only a rube trusts a rule for which there is no real enforcement or punishment is a mere fine. If the erosion of consumer privacy has not taught us that simply stating "we won't use/sell your data" is the biggest lie of the 21st century, then I don't know what will.
The well-poisoning effect is especially strong in the AI space based on how blatant the big players have been in disregarding intellectual property law and how their crawlers behave like DDOS bot farms.
This implies your "content" may be used for anything else, including training non-foundation LLMs. Frankly, even if their disclaimer were broader, I'd still probably not trust them.