OpenAI Assistants API Guide 2026
OpenAI Assistants API gives you stateful AI assistants with tools, threads, and persistent context. Concepts - Assistant: configured AI model + instructions + tools - Thread: conversation, persistent - Message: user input or assistant output - Run: assistant processing on a thread Step 1 — Create Assistant python from openai import OpenAI client = OpenAI assistant = client.beta.assistants.create…