I have yet to see an API that has this ability. Phind and Perplexity (as well as other models/tools) can site their sources but I can't seem to find any that ca

I have yet to see an API that has this ability. Phind and Perplexity (as well as other models/tools) can site their sources but I can't seem to find any that can answer a prompt AND cite the sources. I wonder why