AI Email Generator

An AI-powered Email Generator built using Spring Boot and Google's Gemini API. This application generates professional, context-aware emails based on user input, helping users quickly draft emails for various purposes such as business communication, job applications, customer support, and more.

Features

• Generate professional emails using AI
• Powered by Google Gemini API
• RESTful API architecture
• Clean Spring Boot backend implementation
• JSON-based request and response handling
• Easy integration with frontend applications
• Configurable email tone and content generation

Tech Stack

Backend

• Java
• Spring Boot
• Maven
• Spring Web

AI Integration

• Google Gemini API

Tools

• Git
• GitHub
• Postman

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Project Structure

src/
├── main/
│   ├── java/
│   │   └── com/example/demo/
│   │       ├── controller/
│   │       ├── service/
│   │       ├── dto/
│   │       └── config/
│   └── resources/
│       └── application.properties
└── test/

API Endpoint

Generate Email

POST /api/email/generate

Request Body

{
  "prompt": "Write a professional leave request email for two days."
}

Response

{
  "emailContent": "Dear Manager,\n\nI would like to request..."
}

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Getting Started

Prerequisites

• Java 17+
• Maven
• Gemini API Key

Clone the Repository

git clone git@github.com:Sumit-0011/AI-Email-Generator.git
cd AI-Email-Generator

Configure API Key

Add your Gemini API key in:

application.properties

Example:

gemini.api.key=YOUR_API_KEY

Run the Application

mvn spring-boot:run

Or

mvn clean install
java -jar target/*.jar

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Testing

Use Postman or any API client to send requests to the API endpoint.

Example:

POST http://localhost:8080/api/email/generate

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Future Improvements

• Email tone selection (Formal, Friendly, Professional)
• Multiple language support
• Email templates
• Frontend UI with React or Angular
• Email sending integration
• User authentication

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Learning Outcomes

This project helped me gain hands-on experience with:

• Spring Boot REST APIs
• External API integration
• JSON request/response handling
• Maven project management
• Git and GitHub workflows
• Generative AI application development

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Author

Sumit

GitHub: https://github.com/Sumit-0011

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License

This project is open source and available under the MIT License.