WebMCP Inspector

Lists the WebMCP tools a page registers, shows their schemas, and calls them, on iPhone and iPad, where no other browser offers extensions at all. WebMCP lets a site expose structured tools to AI agents through navigator.modelContext, imperatively via registerTool() or declaratively via toolname and tooldescription attributes. Safari does not implement the API, so registration silently no-ops and nothing can find those tools. WebMCP Inspector supplies the interface before the page's own scripts run and reads back what the page registers. • Tool names, descriptions, input schemas and annotations • Live updates via ontoolchange, including subframes and post-load registration • Both the imperative and declarative APIs, with schemas derived from form fields • Argument forms generated from JSON Schema, with the result or error shown inline TURNING IT ON Safari extensions are off until you…