YouTube data API

22 endpoints for YouTube: channel, video, search, transcript, hashtag, channel videos, channel shorts, channel playlists, channel lives, channel about, channel community posts, community post, playlist, playlist items, video related, search suggestions, search advanced, search playlists, video thumbnails, channels, video comments, video comment replies. One API key, one JSON schema, as MCP tools or REST.

Endpoints

Call any of them over MCP with call_endpoint and its path, or over REST.

Endpoint	Returns	Credits	Cache
channelGET /v1/youtube/channel	One YouTube channel by handle.	1	15 min
videoGET /v1/youtube/video	One YouTube video with views and engagement.	1	10 min
searchGET /v1/youtube/search	YouTube videos matching a keyword.	1	2 min
transcriptGET /v1/youtube/transcript	Full transcript of a YouTube video.	5	10 min
hashtagGET /v1/youtube/hashtag	Posts under a YouTube hashtag.	1	2 min
channel/videosGET /v1/youtube/channel/videos	Uploads a YouTube channel lists on its videos tab, newest first, with views and duration.	5	30 min
channel/shortsGET /v1/youtube/channel/shorts	Shorts a YouTube channel lists on its Shorts tab, with views per clip.	5	30 min
channel/playlistsGET /v1/youtube/channel/playlists	Playlists a YouTube channel publishes, newest first.	5	30 min
channel/livesGET /v1/youtube/channel/lives	Live and scheduled broadcasts on a YouTube channel, with the audience text upstream shows.	5	30 min
channel/aboutGET /v1/youtube/channel/about	The about panel of a YouTube channel: full description, joined date, totals and outbound links.	1	15 min
channel/community-postsGET /v1/youtube/channel/community-posts	Community posts a YouTube channel published on its posts tab, with likes and comments.	5	10 min
community-postGET /v1/youtube/community-post	One YouTube community post by URL, with its text, images or poll, and counts.	1	10 min
playlistGET /v1/youtube/playlist	One YouTube playlist with its owner, item count, views and description.	1	10 min
playlist/itemsGET /v1/youtube/playlist/items	The videos in one YouTube playlist, in playlist order, with position, duration and views.	5	10 min
video/relatedGET /v1/youtube/video/related	Videos YouTube ranks beside one video, in the order the page lists them.	5	30 min
search/suggestionsGET /v1/youtube/search/suggestions	What the YouTube search box suggests for a partial query, in rank order.	1	2 min
search/advancedGET /v1/youtube/search/advanced	Videos on YouTube for one query with the result filters set: view sort, upload window and duration band.	1	2 min
search/playlistsGET /v1/youtube/search/playlists	Playlists on YouTube matching a query, with the owner channel, item count and a few sample videos.	1	2 min
video/thumbnailsGET /v1/youtube/video/thumbnails	Every thumbnail size YouTube publishes for one video, largest last.	1	10 min
channelsGET /v1/youtube/channels	Channels matching a query, with handle, subscribers, video count and description.	1	2 min
video/commentsGET /v1/youtube/video/comments	Top-level YouTube comments on one video, in the order the watch page ranks them.	5	5 min
video/comment/repliesGET /v1/youtube/video/comment/replies	Replies YouTube publishes under one comment, oldest first.	5	5 min

Connect your agent over MCP

Remote MCP server: https://data.openkrill.app/mcp with your key in the x-api-key header.

Claude Code · Run in a terminal

claude mcp add --transport http krilldata \
  https://data.openkrill.app/mcp \
  --header "x-api-key: YOUR_API_KEY"

Cursor · Add to ~/.cursor/mcp.json

{
  "mcpServers": {
    "krilldata": {
      "url": "https://data.openkrill.app/mcp",
      "headers": {
        "x-api-key": "YOUR_API_KEY"
      }
    }
  }
}

Claude Desktop · Add to claude_desktop_config.json

{
  "mcpServers": {
    "krilldata": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://data.openkrill.app/mcp",
        "--header",
        "x-api-key:${API_KEY}"
      ],
      "env": {
        "API_KEY": "YOUR_API_KEY"
      }
    }
  }
}