ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.world/users/knowmadd/statuses/114622259725351349", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-04T00:28:03Z", "url": "https://mastodon.world/@knowmadd/114622259725351349", "attributedTo": "https://mastodon.world/users/knowmadd", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.world/users/knowmadd/followers" ], "sensitive": false, "atomUri": "https://mastodon.world/users/knowmadd/statuses/114622259725351349", "inReplyToAtomUri": null, "conversation": "tag:mastodon.world,2025-06-04:objectId=424044677:objectType=Conversation", "content": "<p>Interesting take. Worth the read if you have time.</p><p><a href=\"https://ai-2027.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">ai-2027.com/</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.world/tags/machinelearning\" class=\"mention hashtag\" rel=\"tag\">#<span>machinelearning</span></a> <a href=\"https://mastodon.world/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://mastodon.world/tags/generativeAI\" class=\"mention hashtag\" rel=\"tag\">#<span>generativeAI</span></a> <a href=\"https://mastodon.world/tags/AiResearch\" class=\"mention hashtag\" rel=\"tag\">#<span>AiResearch</span></a></p>", "contentMap": { "en": "<p>Interesting take. Worth the read if you have time.</p><p><a href=\"https://ai-2027.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">ai-2027.com/</span><span class=\"invisible\"></span></a></p><p><a href=\"https://mastodon.world/tags/machinelearning\" class=\"mention hashtag\" rel=\"tag\">#<span>machinelearning</span></a> <a href=\"https://mastodon.world/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://mastodon.world/tags/generativeAI\" class=\"mention hashtag\" rel=\"tag\">#<span>generativeAI</span></a> <a href=\"https://mastodon.world/tags/AiResearch\" class=\"mention hashtag\" rel=\"tag\">#<span>AiResearch</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mastodon.world/tags/machinelearning", "name": "#machinelearning" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/generativeAI", "name": "#generativeAI" }, { "type": "Hashtag", "href": "https://mastodon.world/tags/AiResearch", "name": "#AiResearch" } ], "replies": { "id": "https://mastodon.world/users/knowmadd/statuses/114622259725351349/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.world/users/knowmadd/statuses/114622259725351349/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.world/users/knowmadd/statuses/114622259725351349/replies", "items": [] } }, "likes": { "id": "https://mastodon.world/users/knowmadd/statuses/114622259725351349/likes", "type": "Collection", "totalItems": 1 }, "shares": { "id": "https://mastodon.world/users/knowmadd/statuses/114622259725351349/shares", "type": "Collection", "totalItems": 1 } }