Yup. I use a more generic setup (just AdGuard and Hush) and have a less unique fingerprint. At some point, adding more “privacy” extensions will just make you stand out more with very little tangible benefit.
I had a look at Kagi official discord and Vlad (HN: @freediver) says they let the eff test run as non-malicious, i.e. other sites may not be able to see as much.