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.

Open in browser →
{ "@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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://mastodon.social/users/bsletten/statuses/114700550524644776", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-17T20:18:25Z", "url": "https://mastodon.social/@bsletten/114700550524644776", "attributedTo": "https://mastodon.social/users/bsletten", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/bsletten/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/bsletten/statuses/114700550524644776", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2025-06-17:objectId=1025708490:objectType=Conversation", "content": "<p>This is for the super nerds, so don&#39;t feel bad if you don&#39;t get it.</p><p>I asked ChatGPT to design a menu with Dutch food influences for an Edsger W. Dijkstra-themed restaurant based upon his work. I then asked it to create the LaTeX code to generate a printable version of the menu.</p><p>No notes. Perfection. Lost in the PDF generation was that drinks were labeled as “Side Effects (Handled)&quot; which is divine.</p><p><a href=\"https://mastodon.social/tags/computerscience\" class=\"mention hashtag\" rel=\"tag\">#<span>computerscience</span></a> <a href=\"https://mastodon.social/tags/humor\" class=\"mention hashtag\" rel=\"tag\">#<span>humor</span></a> <a href=\"https://mastodon.social/tags/nerd\" class=\"mention hashtag\" rel=\"tag\">#<span>nerd</span></a> <a href=\"https://mastodon.social/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://mastodon.social/tags/llm\" class=\"mention hashtag\" rel=\"tag\">#<span>llm</span></a> <a href=\"https://mastodon.social/tags/chatgpt\" class=\"mention hashtag\" rel=\"tag\">#<span>chatgpt</span></a></p>", "contentMap": { "en": "<p>This is for the super nerds, so don&#39;t feel bad if you don&#39;t get it.</p><p>I asked ChatGPT to design a menu with Dutch food influences for an Edsger W. Dijkstra-themed restaurant based upon his work. I then asked it to create the LaTeX code to generate a printable version of the menu.</p><p>No notes. Perfection. Lost in the PDF generation was that drinks were labeled as “Side Effects (Handled)&quot; which is divine.</p><p><a href=\"https://mastodon.social/tags/computerscience\" class=\"mention hashtag\" rel=\"tag\">#<span>computerscience</span></a> <a href=\"https://mastodon.social/tags/humor\" class=\"mention hashtag\" rel=\"tag\">#<span>humor</span></a> <a href=\"https://mastodon.social/tags/nerd\" class=\"mention hashtag\" rel=\"tag\">#<span>nerd</span></a> <a href=\"https://mastodon.social/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://mastodon.social/tags/llm\" class=\"mention hashtag\" rel=\"tag\">#<span>llm</span></a> <a href=\"https://mastodon.social/tags/chatgpt\" class=\"mention hashtag\" rel=\"tag\">#<span>chatgpt</span></a></p>" }, "updated": "2025-06-17T20:31:29Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://files.mastodon.social/media_attachments/files/114/700/550/264/965/162/original/81911788a537b56d.png", "name": null, "blurhash": "U6SF;LWB~q~q_3xuxuWBxut7t7Rj-;WBoft7", "width": 595, "height": 841 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.social/tags/computerscience", "name": "#computerscience" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/humor", "name": "#humor" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/nerd", "name": "#nerd" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/llm", "name": "#llm" }, { "type": "Hashtag", "href": "https://mastodon.social/tags/chatgpt", "name": "#chatgpt" } ], "replies": { "id": "https://mastodon.social/users/bsletten/statuses/114700550524644776/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/bsletten/statuses/114700550524644776/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.social/users/bsletten/statuses/114700550524644776/replies", "items": [] } }, "likes": { "id": "https://mastodon.social/users/bsletten/statuses/114700550524644776/likes", "type": "Collection", "totalItems": 9 }, "shares": { "id": "https://mastodon.social/users/bsletten/statuses/114700550524644776/shares", "type": "Collection", "totalItems": 6 } }