You can test the tool out at this onion address: psx6ytebmgqz7mziweqzxmaivfnxfrabewofekladf2jb7guiwhqaoyd.onion/

Remember: it is not a good idea to enter any addresses associated with you in any browser or software you haven't been very careful to vet.

I have always had aspirations to get really good at chain analysis, but it's never been a high priority. But it looks like L0la L33tz has stepped up with a chain analysis tool for the casual observer:

In general, it's handy to have a sense of what sort of information someone might be able to deduce from a bitcoin address. Tools like this take a little bit of learning to get to the point where you understand the implications of what you are seeing, but it's a fun exercise to give it a shot.

If you happen to be doing research on one of the treasury companies or something, this sort of tool might be useful to you. It may also be interesting to use on addresses people have posted as donation addresses.

L0la L33tz also posted a thread about this on X.