This is a summary of the full tutorial published on howtostartprogramming.in.
TL;DR This tutorial walks you through building a complete AI‑powered REST API with Spring Boot 3.2 (2026). You’ll see how to: Set up a modern Spring Boot project with Maven. Integrate OpenAI GPT‑4o via the official openai-java client. Expose CRUD endpoints for Task resources and a /ai/summary endpoint that generates natural‑language summaries on‑the‑fly. Secure the API with Spring Security & JWT. Containerise the app with Docker and run it locally using Docker Compose. Component Version / Tool Purpose Spring Boot 3.2.x Core framework for the REST service Java 21 (LTS) Language runtime OpenAI Java SDK 0.12.0 Calls to GPT‑4o for AI generation Spring Security + JWT 6.2.x Stateless authentication Docker / Docker‑Compose 27.0 Containerisation & local orchestration PostgreSQL 16 Persistent stora
📖 Read the Full Tutorial
🔗 AI powered Spring Boot REST API complete example 2026 — Full Guide with Code Examples
The full article includes:
- ✅ Step-by-step code examples (copy-paste ready)
- ✅ Complete working project (Spring Boot / Java)
- ✅ Common mistakes + fixes
- ✅ Production tips and benchmarks
- ✅ FAQ section
Published on How to Start Programming — practical AI and Java tutorials for developers.
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