RestTemplate vs RestClient vs WebClient

The HTTP Client Showdown Every Spring Developer Needs to Understand If you've been writing Spring applications for a while, you've probably had this conversation: "Should I use RestTemplate? Someone said it's deprecated. What about WebClient? And wait, what on earth is RestClient?" Let's settle this once and for all. The Short Version (For the Impatient) Client Introduced Style Status in 2026 RestTemplate Spring 3.0 (2009) Blocking, imperative In maintenance mode — not deprecated, but not evolvi