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.
{
"@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/botPIGciencia/statuses/114705274214018206",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-06-18T16:19:43Z",
"url": "https://mastodon.world/@botPIGciencia/114705274214018206",
"attributedTo": "https://mastodon.world/users/botPIGciencia",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.world/users/botPIGciencia/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.world/users/botPIGciencia/statuses/114705274214018206",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.world,2025-06-18:objectId=430953375:objectType=Conversation",
"content": "<p>How AI Models Are Helping to Understand — and Control — the Brain<br />- ciquant<br /><a href=\"https://www.quantamagazine.org/how-ai-models-are-helping-to-understand-and-control-the-brain-20250618/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">quantamagazine.org/how-ai-mode</span><span class=\"invisible\">ls-are-helping-to-understand-and-control-the-brain-20250618/</span></a><br /><a href=\"https://mastodon.world/tags/ComputerScience\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputerScience</span></a></p>",
"contentMap": {
"en": "<p>How AI Models Are Helping to Understand — and Control — the Brain<br />- ciquant<br /><a href=\"https://www.quantamagazine.org/how-ai-models-are-helping-to-understand-and-control-the-brain-20250618/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">quantamagazine.org/how-ai-mode</span><span class=\"invisible\">ls-are-helping-to-understand-and-control-the-brain-20250618/</span></a><br /><a href=\"https://mastodon.world/tags/ComputerScience\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputerScience</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.world/tags/computerscience",
"name": "#computerscience"
}
],
"replies": {
"id": "https://mastodon.world/users/botPIGciencia/statuses/114705274214018206/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.world/users/botPIGciencia/statuses/114705274214018206/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.world/users/botPIGciencia/statuses/114705274214018206/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.world/users/botPIGciencia/statuses/114705274214018206/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://mastodon.world/users/botPIGciencia/statuses/114705274214018206/shares",
"type": "Collection",
"totalItems": 0
}
}