One click: a sourcingnav.com tab opens, you confirm, done. Then hit SN match on any LinkedIn profile to rank your open roles against that person.
Manual token (fallback)
Best: on sourcingnav.com/mcp create a key (starts snk_) and paste it here - it never expires. A copied sn_token from DevTools also works but dies after ~90 days, which is what causes the 401s.