developing-genkit-js

SKILL.md

Build AI-powered applications in Node.js/TypeScript using Genkit flows, models, and tools.

Supports multiple AI providers (Google AI, OpenAI, Anthropic, Ollama) with a unified API; defaults to Google AI if unspecified

Define flows with input/output schemas using Zod, call models, and chain operations with built-in streaming and error handling

Integrates with frameworks like Next.js, Firebase, and Express through dedicated plugins

Requires Genkit CLI v1.29.0+; use genkit docs:search and genkit docs:read to access authoritative documentation and troubleshoot errors

Genkit JS

Prerequisites

Ensure the genkit CLI is available.

Run genkit --version to verify. Minimum CLI version needed: 1.29.0

If not found or if an older version (1.x < 1.29.0) is present, install/upgrade it: npm install -g genkit-cli@^1.29.0.

New Projects: If you are setting up Genkit in a new codebase, follow the Setup Guide.

Hello World

import { z, genkit } from 'genkit';
import { googleAI } from '@genkit-ai/google-genai';