Build Hour: AgentKit

OpenAI October 29, 2025
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OpenAI

@openai

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OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity.

Video Description

Introducing AgentKit—build, deploy, and optimize agentic workflows with a complete set of tools. This Build Hour demos how to design workflows visually and embed agentic UIs faster to create multi-step tool-calling agents. Samarth Madduru (Solutions Engineering), Tasia Potasinski (Product Marketing), and Henry Scott-Green (Product, Platform) cover: • Build with Agent Builder- a visual canvas based orchestration tool • Deploy with ChatKit- an embeddable, customizable chat UI • Optimize with new Evals capabilities- datasets, trace grading, auto-prompt optimization • Real World Examples from startups to Fortune 500 companies like Ramp, Rippling, HubSpot, Carlyle, and Bain • Live Q&A 👉 AgentKit Docs: https://platform.openai.com/docs/guides/agents/agent-builder 👉 AgentKit Cookbook: https://cookbook.openai.com/examples/agentkit/agentkit_walkthrough 👉 ChatKit Studio: https://chatkit.studio/playground 👉 Sign up for upcoming live Build Hours: https://webinar.openai.com/buildhours/ 00:00 Introduction 04:50 Agent Builder 21:27 ChatKit 24:53 Evals 35:17 Real World Examples

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