Pull public Substack data — newsletter posts, author/publication profiles, public metrics, plus topic search across posts, publications and writers.
Substack actions
Ask in plain language — Praxivara picks the right Substack action, runs it, and confirms anything sensitive first.
List the most recent PUBLIC posts for a Substack publication — titles, dates, links and (optionally) public body content. Use when the user names a specific newsletter and wants its issues.
Fetch a Substack publication/author profile and public metrics (name, tagline, author, links, subscriber-style stats) without pulling every post. Use to research who is behind a newsletter.
Search Substack POSTS across all publications by keyword — great for finding who is writing about a topic and the latest takes. Supports recency windows and language.
Find Substack PUBLICATIONS (newsletters) matching a keyword — names, descriptions, links and public stats. Use to build a shortlist of newsletters in a niche.
Find Substack WRITERS/people matching a keyword — names, bios and profile links. Use for influencer/creator research in a niche.
Substack triggers
Events in Substack that can start an automation on their own — no clicks required once you set it up.
Fire when a watched Substack publication publishes a NEW public post (by post URL / date).
On a cadence, pull the latest public posts from a watched publication and report what's new.
On a cadence, search posts for a keyword and report newly published items in the niche.
What you can ask in plain English
No menus, no automation builder to learn. Type it like you'd ask a capable assistant — Praxivara figures out the Substack steps and shows you exactly what it did.
Related integrations
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