2 units. A failed run costs 0. The same input within 10 min costs 0.

substack-posts

Q: How do I get Substack data through an API?

Call POST /recipes/substack-posts with your key and publication and limit. You get rows with the 9 fields above. The recipe is tested against the live site every 6 hours.

Q: Can I try it without paying?

Yes. Sign up with Google, GitHub or email for a free key with 1,000 credits every month. No credit card.

Q: What if the site changes?

The health check runs every 6 hours against the live site. A failing recipe shows as failing on this page until we fix it.

The latest posts of a Substack publication, from its public archive: title, subtitle, link, date, author, likes, comment count, whether it is behind the paywall, and word count. publication is the host (name.substack.com or a custom domain) or any of its URLs; limit up to 50.

verifiedWASM module9 fields2 unitsfresh 10 min

Run it below API reference

‹ Recipes

…json

POST api.crawl4ai.com/recipes/…

$ crawl recipe

Live · your key · counts against your quota✓ 200 OK

# Hit Run - the rows render here as a table, with the cost

Fields

9 columns on every row. null means the site does not state it.

field	type	meaning
title	string
subtitle	string
url	string
date	string
author	string
likes	integer
comments	integer
paywalled	boolean
words	integer

null means the site does not state it.

titlestring

subtitlestring

urlstring

datestring

authorstring

likesinteger

commentsinteger

paywalledboolean

wordsinteger

How it behaves

Cost. 2 units. A failed run costs 0.

Freshness 10 min. The same input within 10 min is served from cache at 0 units.

Questions about this recipeQuestions

Short answers. The API reference has the long ones.

How do I get Substack data through an API?

Call POST /recipes/substack-posts with your key and publication and limit. You get rows with the 9 fields above. The recipe is tested against the live site every 6 hours.

What does it cost?

Can I try it without paying?

What if the site changes?

Need more from Substack?

Extra fields, higher volume, or a private copy with a freshness SLA. We build it on Enterprise.

Request a change

Get a free API key and run your first crawl.

1,000 credits every month. No credit card. Your self-hosted setup keeps working.

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