Reddit Post (Submission)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://reddit.com/schemas/reddit/post.json",
  "title": "Reddit Post (Submission)",
  "description": "Represents a Reddit submission (also known as a post or link), including its content, metadata, voting data, and associated subreddit information.",
  "type": "object",
  "required": ["id", "name", "subreddit", "title", "author", "created_utc"],
  "properties": {
    "id": {
      "type": "string",
      "description": "The unique ID36 identifier for the post."
    },
    "name": {
      "type": "string",
      "description": "The fullname of the post, with the t3_ prefix.",
      "pattern": "^t3_[a-z0-9]+$"
    },
    "subreddit": {
      "type": "string",
      "description": "The name of the subreddit the post was submitted to, without the r/ prefix."
    },
    "subreddit_id": {
      "type": "string",
      "description": "The fullname of the subreddit.",
      "pattern": "^t5_[a-z0-9]+$"
    },
    "title": {
      "type": "string",
      "description": "The title of the post.",
      "maxLength": 300
    },
    "author": {
      "type": "string",
      "description": "The username of the post author."
    },
    "author_fullname": {
      "type": "string",
      "description": "The fullname of the post author.",
      "pattern": "^t2_[a-z0-9]+$"
    },
    "selftext": {
      "type": "string",
      "description": "The body text of a self-post in markdown format. Empty string for link posts."
    },
    "selftext_html": {
      "type": ["string", "null"],
      "description": "The body text of a self-post rendered as HTML."
    },
    "url": {
      "type": "string",
      "format": "uri",
      "description": "The URL of the linked content, or the permalink for self-posts."
    },
    "permalink": {
      "type": "string",
      "description": "The relative permalink URL of the post on Reddit."
    },
    "domain": {
      "type": "string",
      "description": "The domain of the linked URL."
    },
    "is_self": {
      "type": "boolean",
      "description": "Whether the post is a self-post (text post) rather than a link post."
    },
    "is_video": {
      "type": "boolean",
      "description": "Whether the post contains hosted video content."
    },
    "score": {
      "type": "integer",
      "description": "The net score (upvotes minus downvotes) of the post."
    },
    "ups": {
      "type": "integer",
      "description": "The number of upvotes."
    },
    "downs": {
      "type": "integer",
      "description": "The number of downvotes."
    },
    "upvote_ratio": {
      "type": "number",
      "format": "double",
      "description": "The ratio of upvotes to total votes, between 0.0 and 1.0.",
      "minimum": 0.0,
      "maximum": 1.0
    },
    "num_comments": {
      "type": "integer",
      "description": "The number of comments on the post.",
      "minimum": 0
    },
    "created_utc": {
      "type": "number",
      "format": "double",
      "description": "The Unix timestamp of when the post was created."
    },
    "edited": {
      "type": ["number", "boolean"],
      "description": "The Unix timestamp of the last edit, or false if never edited."
    },
    "over_18": {
      "type": "boolean",
      "description": "Whether the post is marked as NSFW."
    },
    "spoiler": {
      "type": "boolean",
      "description": "Whether the post is marked as a spoiler."
    },
    "stickied": {
      "type": "boolean",
      "description": "Whether the post is stickied (pinned) in the subreddit."
    },
    "locked": {
      "type": "boolean",
      "description": "Whether the post is locked from new comments."
    },
    "archived": {
      "type": "boolean",
      "description": "Whether the post is archived and no longer accepts votes or comments."
    },
    "hidden": {
      "type": "boolean",
      "description": "Whether the post is hidden by the authenticated user."
    },
    "saved": {
      "type": "boolean",
      "description": "Whether the post is saved by the authenticated user."
    },
    "distinguished": {
      "type": ["string", "null"],
      "description": "Whether the post has been distinguished by a moderator or admin.",
      "enum": [null, "moderator", "admin"]
    },
    "link_flair_text": {
      "type": ["string", "null"],
      "description": "The text of the link flair applied to the post."
    },
    "link_flair_css_class": {
      "type": ["string", "null"],
      "description": "The CSS class of the link flair."
    },
    "thumbnail": {
      "type": "string",
      "description": "The URL of the post thumbnail, or a placeholder value like self, default, image, or nsfw."
    },
    "thumbnail_width": {
      "type": ["integer", "null"],
      "description": "The width of the thumbnail in pixels."
    },
    "thumbnail_height": {
      "type": ["integer", "null"],
      "description": "The height of the thumbnail in pixels."
    },
    "media": {
      "type": ["object", "null"],
      "description": "Media metadata for video or embedded content posts."
    },
    "gilded": {
      "type": "integer",
      "description": "The number of times this post has been gilded (awarded gold).",
      "minimum": 0
    },
    "num_crossposts": {
      "type": "integer",
      "description": "The number of times this post has been crossposted.",
      "minimum": 0
    }
  }
}