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.social/users/h4ckernews/statuses/114056608102362113",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-02-24T02:55:24Z",
"url": "https://mastodon.social/@h4ckernews/114056608102362113",
"attributedTo": "https://mastodon.social/users/h4ckernews",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/h4ckernews/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/h4ckernews/statuses/114056608102362113",
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"conversation": "tag:mastodon.social,2025-02-24:objectId=929278444:objectType=Conversation",
"content": "<p>DeepSeek Open Source FlashMLA – MLA Decoding Kernel for Hopper GPUs — <a href=\"https://github.com/deepseek-ai/FlashMLA\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/deepseek-ai/FlashMLA</span><span class=\"invisible\"></span></a><br /><a href=\"https://mastodon.social/tags/HackerNews\" class=\"mention hashtag\" rel=\"tag\">#<span>HackerNews</span></a> <a href=\"https://mastodon.social/tags/DeepSeek\" class=\"mention hashtag\" rel=\"tag\">#<span>DeepSeek</span></a> <a href=\"https://mastodon.social/tags/Open\" class=\"mention hashtag\" rel=\"tag\">#<span>Open</span></a> <a href=\"https://mastodon.social/tags/Source\" class=\"mention hashtag\" rel=\"tag\">#<span>Source</span></a> <a href=\"https://mastodon.social/tags/FlashMLA\" class=\"mention hashtag\" rel=\"tag\">#<span>FlashMLA</span></a> <a href=\"https://mastodon.social/tags/MLA\" class=\"mention hashtag\" rel=\"tag\">#<span>MLA</span></a> <a href=\"https://mastodon.social/tags/Decoding\" class=\"mention hashtag\" rel=\"tag\">#<span>Decoding</span></a> <a href=\"https://mastodon.social/tags/Kernel\" class=\"mention hashtag\" rel=\"tag\">#<span>Kernel</span></a> <a href=\"https://mastodon.social/tags/for\" class=\"mention hashtag\" rel=\"tag\">#<span>for</span></a> <a href=\"https://mastodon.social/tags/Hopper\" class=\"mention hashtag\" rel=\"tag\">#<span>Hopper</span></a> <a href=\"https://mastodon.social/tags/GPUs\" class=\"mention hashtag\" rel=\"tag\">#<span>GPUs</span></a> <a href=\"https://mastodon.social/tags/GitHub\" class=\"mention hashtag\" rel=\"tag\">#<span>GitHub</span></a> <a href=\"https://mastodon.social/tags/OpenSource\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenSource</span></a> <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a></p>",
"contentMap": {
"en": "<p>DeepSeek Open Source FlashMLA – MLA Decoding Kernel for Hopper GPUs — <a href=\"https://github.com/deepseek-ai/FlashMLA\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">github.com/deepseek-ai/FlashMLA</span><span class=\"invisible\"></span></a><br /><a href=\"https://mastodon.social/tags/HackerNews\" class=\"mention hashtag\" rel=\"tag\">#<span>HackerNews</span></a> <a href=\"https://mastodon.social/tags/DeepSeek\" class=\"mention hashtag\" rel=\"tag\">#<span>DeepSeek</span></a> <a href=\"https://mastodon.social/tags/Open\" class=\"mention hashtag\" rel=\"tag\">#<span>Open</span></a> <a href=\"https://mastodon.social/tags/Source\" class=\"mention hashtag\" rel=\"tag\">#<span>Source</span></a> <a href=\"https://mastodon.social/tags/FlashMLA\" class=\"mention hashtag\" rel=\"tag\">#<span>FlashMLA</span></a> <a href=\"https://mastodon.social/tags/MLA\" class=\"mention hashtag\" rel=\"tag\">#<span>MLA</span></a> <a href=\"https://mastodon.social/tags/Decoding\" class=\"mention hashtag\" rel=\"tag\">#<span>Decoding</span></a> <a href=\"https://mastodon.social/tags/Kernel\" class=\"mention hashtag\" rel=\"tag\">#<span>Kernel</span></a> <a href=\"https://mastodon.social/tags/for\" class=\"mention hashtag\" rel=\"tag\">#<span>for</span></a> <a href=\"https://mastodon.social/tags/Hopper\" class=\"mention hashtag\" rel=\"tag\">#<span>Hopper</span></a> <a href=\"https://mastodon.social/tags/GPUs\" class=\"mention hashtag\" rel=\"tag\">#<span>GPUs</span></a> <a href=\"https://mastodon.social/tags/GitHub\" class=\"mention hashtag\" rel=\"tag\">#<span>GitHub</span></a> <a href=\"https://mastodon.social/tags/OpenSource\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenSource</span></a> <a href=\"https://mastodon.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a></p>"
},
"attachment": [],
"tag": [
{
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"href": "https://mastodon.social/tags/hackernews",
"name": "#hackernews"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/deepseek",
"name": "#deepseek"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/open",
"name": "#open"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/source",
"name": "#source"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/flashmla",
"name": "#flashmla"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/mla",
"name": "#mla"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/decoding",
"name": "#decoding"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/kernel",
"name": "#kernel"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/for",
"name": "#for"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/hopper",
"name": "#hopper"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/gpus",
"name": "#gpus"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/github",
"name": "#github"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/opensource",
"name": "#opensource"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/ai",
"name": "#ai"
}
],
"replies": {
"id": "https://mastodon.social/users/h4ckernews/statuses/114056608102362113/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/h4ckernews/statuses/114056608102362113/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.social/users/h4ckernews/statuses/114056608102362113/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.social/users/h4ckernews/statuses/114056608102362113/likes",
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"totalItems": 0
},
"shares": {
"id": "https://mastodon.social/users/h4ckernews/statuses/114056608102362113/shares",
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}
}