📬
Substack Post Writer
✍️ AI generation2/day
Write Substack newsletters with subject lines, preview text, and growth hooks
What it does
Produces original content (titles, schemas, posts). No external data lookup.
What you need to provide
- TopicrequiredExample:
e.g., Weekly SEO insights - Target KeywordrequiredExample:
e.g., seo newsletter
Free tier limits
2/day. Hit the cap? Add your own API key in Settings → API Keys for unlimited use at cost.