# Step 13 — WebMCP in the browser

WebMCP exposes page-level tools to an agent operating inside the browser session, so a logged-in assistant can act on the user’s behalf without a server round-trip. Register the tools on load and keep them scoped to what the current page can legitimately do.

Canonical: https://robauto.ai/learn/advanced-agentic-commerce/15

_Advanced Agentic Commerce: Ship the Full Agent Surface — lesson 15 of 20 (DEFINITION)_

WebMCP exposes page-level tools to an agent operating inside the browser session, so a logged-in assistant can act on the user’s behalf without a server round-trip. Register the tools on load and keep them scoped to what the current page can legitimately do.

Source: [Robauto — Developers](https://robauto.ai/developers)

[Previous lesson](/learn/advanced-agentic-commerce/14) · [Next lesson](/learn/advanced-agentic-commerce/16) · [Course overview](/learn/advanced-agentic-commerce) · [All courses](/learn)

---

(c) 2026 Robauto, Inc. — support@robauto.ai
Machine surfaces: https://robauto.ai/llms.txt · https://robauto.ai/llms-full.txt · https://robauto.ai/.well-known/api-catalog