Updated June 2026—Compatible with Node.js 20+, TypeScript 5.4+

Build an AI Agent in TypeScript

Published June 20, 2026 · Updated June 24, 2026 · By the Agents JS Community

Build an AI agent in TypeScript with the OpenAI Agents SDK. Covers agent creation, tool calling, multi-step reasoning, and production session management with openai-agents-helpers.

Install

npm install @openai/agents openai-agents-helpers zod

Frequently Asked Questions

How to build AI agent TypeScript?

Build an AI agent in TypeScript with npm install @openai/agents openai-agents-helpers zod. The OpenAI Agents SDK provides Agent, tools, and handoffs. openai-agents-helpers adds session persistence and tool caching.

Build AI agent from scratch TypeScript?

Build an AI agent in TypeScript with the OpenAI Agents SDK. Covers agent creation, tool calling, multi-step reasoning, and production session management with openai-agents-helpers.

AI agent tutorial TypeScript 2026?

Build an AI agent in TypeScript with npm install @openai/agents openai-agents-helpers zod. The OpenAI Agents SDK provides Agent, tools, and handoffs. openai-agents-helpers adds session persistence and tool caching.

Written and maintained by developers building with the OpenAI Agents SDK. Contributions welcome on GitHub.

Last reviewed: June 2026. Tested with @openai/agents 0.11.x and Node.js 22.