stagehand

SDK for browser agents that adds act, extract, and observe primitives on top of Playwright for AI-driven web automation.

Connects to: Chrome, Playwright · TypeScript · MIT 23,147★

Use it with an AI agent

Loadbay is an MCP server, so an agent can search the catalog and find this harness:

claude mcp add --transport http loadbay https://loadbay.xyz/api/mcp

• Source: https://github.com/browserbase/stagehand
• This harness as JSON: /api/harnesses/stagehand
• Agent setup: /setup.md
• Browse all 370+ harnesses on Loadbay