Suno can write a whole song from a text prompt. That's not really the useful part for a working musician. The useful part is everything short of that.
Use it as a fast collaborator, not a replacement
Feed Suno your own chord progression or a rough voice memo instead of starting from nothing.
Ask it for alternate arrangements of a song you already wrote. A different genre lens on your own melody often reveals an idea you wouldn't have tried yourself.
Generate backing tracks for practice, or quick demo versions to send a bandmate before you've recorded anything real.
Keep your own hands on the actual song
Write your own lyrics and melody first, even roughly. Suno is much more useful reacting to your material than inventing from scratch.
Treat AI output as a sketch, not a final. Re-record vocals yourself, swap in real instruments, change the parts that don't sound like you.
If a Suno version genuinely surprises you in a good way, that's a signal for your own arrangement, not necessarily something to ship as-is.
The musicians getting the most out of Suno are the ones who never stopped writing their own songs. They just got a faster way to hear ten versions of an idea before committing to one.