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Experiment

ActivityPub MCP

Fire sample Fediverse MCP tool calls and watch WebFinger discovery and outbox responses come back, as recorded from Mastodon.

AI Agents
Full write-up ↗GitHub ↗Live ↗

Demo

MCP Tool Explorer

activitypub-mcp
# Request
{
  "tool": "webfinger_lookup",
  "account": "@user@mastodon.social"
}
Select Tool
webfinger

Discover a user via WebFinger lookup

This is a simulated demo. The real MCP server answers requests from AI assistants like Claude.