Newsletter Analytics
Build dashboards that track how Substack publications evolve over time. Monitor posting frequency, engagement metrics (likes, comments, shares), subscriber growth indicators, and author activity patterns. Use the Publications and Posts APIs to pull historical data, then visualize trends with your favorite charting library.
How it works
Pull publication metadata
Use the Publications API to get baseline metrics: author count, publication age, and description changes over time.
Fetch post history
Paginate through the Posts API to build a complete post timeline with engagement stats for each entry.
Compute trends
Calculate posting frequency, average engagement per post, growth in likes/comments, and peak publishing times.
Build your dashboard
Visualize the data with charts showing engagement over time, top-performing posts, and author contribution breakdowns.
Endpoints used
Related
Publications API
Get complete metadata for any Substack publication. Returns the name, description, logo URL, hero im...
Posts API
Fetch a paginated feed of posts from any Substack publication. Each post includes title, subtitle, p...
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