Jun Ryu
26 recipes contributed to the Steel Cookbook by Jun Ryu.

Jun Ryu
@junhsss
Deep research with Claude Agent SDK subagents
Lead orchestrator dispatches parallel researcher subagents, each driving its own Steel browser, and synthesizes findings into a cited Markdown report.
Build a browser agent with the Claude Agent SDK
Use Steel with the Claude Agent SDK (TypeScript) to build a tool-using browser agent on Anthropic's first-party agent loop.
Build a typed browser agent with Pydantic AI
Use Steel with Pydantic AI to build typed, provider-agnostic browser agents with dependency injection.
Build a typed browser agent with LangGraph
Use Steel with LangGraph to build a typed browser agent with an explicit state-machine loop and a structured-output formatter node.
Build a typed browser agent with Mastra
Use Steel with Mastra to build a typed browser agent with the Mastra Model Router and Studio playground.
Build a typed browser agent with the OpenAI Agents SDK
Use Steel with the OpenAI Agents SDK for TypeScript to build typed, tool-using browser agents.
Build a typed browser agent with the Vercel AI SDK
Use Steel with the Vercel AI SDK v6 ToolLoopAgent for typed, tool-using browser agents.
Stream a browser agent into a Next.js chat app
A Next.js App Router chat app where a Vercel AI SDK agent drives a Steel cloud browser with embedded Live View.
Drive a browser with Gemini Computer Use
Connect Google's Gemini Computer Use to a Steel browser session for autonomous web interactions.
Drive a mobile browser with Claude Computer Use
Claude Computer Use with Steel for autonomous task execution in mobile browser environments.
Build a multi-agent browser workflow with CrewAI
Integrate Steel with the CrewAI multi-agent framework.
Build a browser agent with Inngest AgentKit
Integrate Steel with Inngest's AgentKit framework.
Build a browser agent with Agno
Integrate Steel with the Agno agent framework.
Control a browser with Notte's reasoning engine
Control browsers with AI using Steel's infrastructure and Notte's reasoning engine.
Build an AI browser agent with Magnitude
Use Steel with Magnitude for AI-powered browser automation.
Automate browsing with natural-language instructions using Stagehand
Use Steel with Stagehand for natural-language-driven AI browser automation.
Drive a browser with Claude Computer Use
Connect Claude to a Steel browser session for autonomous web interactions.
Drive a browser with OpenAI Computer Use
Connect OpenAI's Computer Use Assistant to a Steel browser session for autonomous web interactions.
Reuse authenticated sessions across browsers
Maintain authenticated sessions across Steel browser instances by capturing and reusing cookies and local storage.
Build a browser agent with Browser Use
Integrate Steel with the browser-use framework for AI-driven web automation.
Automate a cloud browser with Playwright
Use Steel with Playwright in TypeScript for cloud browser automation.
Automate a cloud browser with Puppeteer
Use Steel with Puppeteer in TypeScript for cloud browser automation.
Automate a cloud browser with Selenium
Use Steel with Selenium in Python for cloud browser automation.
Automate logins with the Credentials API
Use the Steel Credentials API with Playwright to automate flows with stored credentials.
Upload and run browser extensions
Use the Steel Extensions API with Playwright to upload and run browser extensions.
Move files between your machine and a cloud browser
Use the Steel Files API with Playwright to automate file uploads and downloads in the cloud.