A chat-style AI agent built with the OpenAI Agents SDK and a React frontend.

The agent has 3 custom tools:

Tool	Description
🕐 get_current_time	Get the current time in any IANA timezone
🧮 calculator	Evaluate math expressions
🎲 random_number	Generate random integers in a range

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1. Set the OPENAI_API_KEY environment variable. Get your key at https://platform.openai.com/api-keys
2. Open the live URL and start chatting!

• main.ts — Hono HTTP server (entrypoint)
• agent.ts — Agent definition with tools
• frontend/index.html — HTML shell
• frontend/app.tsx — React chat UI