Can you link to the press releases? The only one I'm aware of by Anthropic says they will use Tranium for future LLMs, not that they are using them.
This is the Anthropic press release from last year saying they will use Trainium: https://www.anthropic.com/news/anthropic-amazon-trainium
This is the AWS press release from last month saying Anthropic is using 500k Trainium chips and will use 500k more: https://finance.yahoo.com/news/amazon-says-anthropic-will-us...
And this is the Anthropic press release from last month saying they will use more Google TPUs but also are continuing to use Trainium (see the last 2 paragraphs specifically): https://www.anthropic.com/news/expanding-our-use-of-google-c...
This is the Anthropic press release from last year saying they will use Trainium: https://www.anthropic.com/news/anthropic-amazon-trainium
This is the AWS press release from last month saying Anthropic is using 500k Trainium chips and will use 500k more: https://finance.yahoo.com/news/amazon-says-anthropic-will-us...
And this is the Anthropic press release from last month saying they will use more Google TPUs but also are continuing to use Trainium (see the last 2 paragraphs specifically): https://www.anthropic.com/news/expanding-our-use-of-google-c...