Gemini Flash via Express and Vercel AI SDK

This project is a Node.js application deployed on Vercel, utilizing Express and the Gemini Flash API. The core functionality involves processing user prompts and generating text responses through the Gemini Flash API.

Configuration

Create a .env file in the root of the project and add your API key:

GOOGLE_GENERATIVE_AI_API_KEY=your_api_key

You can get the key in Google AI Studio.

Usage

• Method: POST
• Description: Accepts a text prompt and returns the generated text.
• Parameters:
  • prompt: string - The text prompt for generation.

Example Request

curl -X POST http://your-domain.vercel.app/gemini \
  -H "Content-Type: application/json" \
  -d '{"prompt": "Say me hello!"}'

Success Response:

{ "response": "Hello! How can I help you today? \n" }

Error Response:

{ "error": "Error message describing what went wrong." }

Prerequisites

• Node.js (v14 or higher)
• Vercel account
• Google Generative AI API Key