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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag", "Emoji": "toot:Emoji" } ], "id": "https://nerdculture.de/users/Olly42/statuses/114732679553945494", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-06-23T12:29:15Z", "url": "https://nerdculture.de/@Olly42/114732679553945494", "attributedTo": "https://nerdculture.de/users/Olly42", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://nerdculture.de/users/Olly42/followers" ], "sensitive": false, "atomUri": "https://nerdculture.de/users/Olly42/statuses/114732679553945494", "inReplyToAtomUri": null, "conversation": "tag:nerdculture.de,2025-06-23:objectId=186677927:objectType=Conversation", "content": "<p>:mastodon: Mastodon updates its Terms to prohibit AI Model Training.</p><p>“We explicitly prohibit the scraping of user data for unauthorized purposes, e.g. archival or LargeLanguageModel [LLM] training. We want to make it clear that training LLMs on the data of Mastodon users on our instances is not permitted,” Mastodon said in an email sent to users.</p><p><a href=\"https://mastodon.social/terms-of-service/2025-07-01\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">mastodon.social/terms-of-servi</span><span class=\"invisible\">ce/2025-07-01</span></a></p><p><a href=\"https://nerdculture.de/tags/mastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>mastodon</span></a> <a href=\"https://nerdculture.de/tags/termsofservice\" class=\"mention hashtag\" rel=\"tag\">#<span>termsofservice</span></a> <a href=\"https://nerdculture.de/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://nerdculture.de/tags/llm\" class=\"mention hashtag\" rel=\"tag\">#<span>llm</span></a> <a href=\"https://nerdculture.de/tags/training\" class=\"mention hashtag\" rel=\"tag\">#<span>training</span></a> <a href=\"https://nerdculture.de/tags/it\" class=\"mention hashtag\" rel=\"tag\">#<span>it</span></a> <a href=\"https://nerdculture.de/tags/security\" class=\"mention hashtag\" rel=\"tag\">#<span>security</span></a> <a href=\"https://nerdculture.de/tags/privacy\" class=\"mention hashtag\" rel=\"tag\">#<span>privacy</span></a> <a href=\"https://nerdculture.de/tags/engineer\" class=\"mention hashtag\" rel=\"tag\">#<span>engineer</span></a> <a href=\"https://nerdculture.de/tags/media\" class=\"mention hashtag\" rel=\"tag\">#<span>media</span></a> <a href=\"https://nerdculture.de/tags/tech\" class=\"mention hashtag\" rel=\"tag\">#<span>tech</span></a> <a href=\"https://nerdculture.de/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a></p>", "contentMap": { "en": "<p>:mastodon: Mastodon updates its Terms to prohibit AI Model Training.</p><p>“We explicitly prohibit the scraping of user data for unauthorized purposes, e.g. archival or LargeLanguageModel [LLM] training. We want to make it clear that training LLMs on the data of Mastodon users on our instances is not permitted,” Mastodon said in an email sent to users.</p><p><a href=\"https://mastodon.social/terms-of-service/2025-07-01\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">mastodon.social/terms-of-servi</span><span class=\"invisible\">ce/2025-07-01</span></a></p><p><a href=\"https://nerdculture.de/tags/mastodon\" class=\"mention hashtag\" rel=\"tag\">#<span>mastodon</span></a> <a href=\"https://nerdculture.de/tags/termsofservice\" class=\"mention hashtag\" rel=\"tag\">#<span>termsofservice</span></a> <a href=\"https://nerdculture.de/tags/ai\" class=\"mention hashtag\" rel=\"tag\">#<span>ai</span></a> <a href=\"https://nerdculture.de/tags/llm\" class=\"mention hashtag\" rel=\"tag\">#<span>llm</span></a> <a href=\"https://nerdculture.de/tags/training\" class=\"mention hashtag\" rel=\"tag\">#<span>training</span></a> <a href=\"https://nerdculture.de/tags/it\" class=\"mention hashtag\" rel=\"tag\">#<span>it</span></a> <a href=\"https://nerdculture.de/tags/security\" class=\"mention hashtag\" rel=\"tag\">#<span>security</span></a> <a href=\"https://nerdculture.de/tags/privacy\" class=\"mention hashtag\" rel=\"tag\">#<span>privacy</span></a> <a href=\"https://nerdculture.de/tags/engineer\" class=\"mention hashtag\" rel=\"tag\">#<span>engineer</span></a> <a href=\"https://nerdculture.de/tags/media\" class=\"mention hashtag\" rel=\"tag\">#<span>media</span></a> <a href=\"https://nerdculture.de/tags/tech\" class=\"mention hashtag\" rel=\"tag\">#<span>tech</span></a> <a href=\"https://nerdculture.de/tags/news\" class=\"mention hashtag\" rel=\"tag\">#<span>news</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://nerdculture.de/system/media_attachments/files/114/732/619/992/988/057/original/82d2b0fe32c79d4b.jpeg", "name": "The new terms, which will be applicable to the social network starting July 1, have legal language that prohibits any data extraction and development of an automated system.\n\n“Use, launch, develop, or distribute any automated system, including without limitation, any spider, robot, cheat utility, scraper, offline reader, or any data mining or similar data gathering extraction tools to access the Instance, except in each case as may be the result of standard search engine or Internet browser and local caching or for human review and interaction with Content on the Instance,” the terms note.\n\n‼️It’s important to note that these terms apply only to Mastodon.social server, which is only one of the instances on the fediverse, a distributed network. This means scrapers could still extract data from other servers and use that to train AI models if they don’t explicitly bar that in their terms of service.‼️\n\nOther platforms, including OpenAI, Reddit and The Browser Company, have added similar clauses to their rules to prevent other companies from training models.\n\n👾Apart from this change, Mastodon is also enforcing a new age limit of 16 for users. The social network had an age limit of 13 for users in the U.S., but it is changing the age limit globally.👾", "blurhash": "UB8EV$E1EK?wTetS%3WADh-=tRD%VqofRjt7", "focalPoint": [ 0.98273381294964, -0.04477611940298498 ], "width": 1280, "height": 885 } ], "tag": [ { "type": "Hashtag", "href": "https://nerdculture.de/tags/mastodon", "name": "#mastodon" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/termsofservice", "name": "#termsofservice" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/llm", "name": "#llm" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/training", "name": "#training" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/it", "name": "#it" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/security", "name": "#security" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/privacy", "name": "#privacy" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/engineer", "name": "#engineer" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/media", "name": "#media" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/tech", "name": "#tech" }, { "type": "Hashtag", "href": "https://nerdculture.de/tags/news", "name": "#news" }, { "id": "https://nerdculture.de/emojis/81571", "type": "Emoji", "name": ":mastodon:", "updated": "2021-03-03T21:15:21Z", "icon": { "type": "Image", "mediaType": "image/png", "url": "https://nerdculture.de/system/custom_emojis/images/000/081/571/original/mastodon.png" } } ], "replies": { "id": "https://nerdculture.de/users/Olly42/statuses/114732679553945494/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://nerdculture.de/users/Olly42/statuses/114732679553945494/replies?only_other_accounts=true&page=true", "partOf": "https://nerdculture.de/users/Olly42/statuses/114732679553945494/replies", "items": [] } }, "likes": { "id": "https://nerdculture.de/users/Olly42/statuses/114732679553945494/likes", "type": "Collection", "totalItems": 7 }, "shares": { "id": "https://nerdculture.de/users/Olly42/statuses/114732679553945494/shares", "type": "Collection", "totalItems": 6 } }