You wire up Spring AI, the ChatClient fluent API feels great, your feature works. Then you sit down to write a test — and every good option is bad. A test that calls a real model is: Slow.
Source: [Dev.to](https://dev.to/rifatcakir/your-spring-ai-tests-are-slow-flaky-and-cost-money-heres-how-to-make-them-deterministic-1og7)