That does not make the claim meaningless, but it does mean it is worth checking rather than taking at face value. A licence in good standing with the Saskatchewan Real Estate Commission is a fact you can verify. A top-rated badge on an agent's own website is not.
The more useful signals sit in Saskatchewan REALTORS Association data: actual closed sales, 446 homes sold across Saskatoon last month, time active in the specific Saskatoon market and independent reviews on a platform the agent does not control, rather than a superlative with no source behind it.
Ask any agent claiming to be top-rated to show the sales record, not just the badge. Get your hand-reviewed valuation from Joel Dyck.