# apidirect-io Substack API

**Canonical:** https://apis.io/apis/apidirect-io/apidirect-io-substack-api/  
**Provider:** apidirect-io — https://apis.io/providers/apidirect-io/  
**Base URL:** https://apidirect.io  
**Documentation:** https://apidirect.io/docs

apidirect-io Substack API is one of 19 APIs that [apidirect-io](https://apis.io/providers/apidirect-io/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 6 JSON Schema definitions. Tagged areas include Substack. The published artifact set on APIs.io includes an OpenAPI specification and 6 JSON Schemas.

Real-time Substack data: post and author search, profiles, author posts and Notes, publications with subscriber badges and prices, archives, recommendations, full post content, comment threads, likes, categories, leaderboards and trending posts. No Substack login required.

## Operations (17)

| Method | Path | Summary |
|---|---|---|
| GET | `/v1/substack/posts` | Search Substack Posts |
| GET | `/v1/substack/users` | Search Substack Users |
| GET | `/v1/substack/publications` | Search Substack Publications |
| GET | `/v1/substack/notes` | Search Substack Notes |
| GET | `/v1/substack/user` | Substack User Profile |
| GET | `/v1/substack/user/posts` | Substack User Posts |
| GET | `/v1/substack/user/activity` | Substack User Activity |
| GET | `/v1/substack/publication` | Substack Publication Details |
| GET | `/v1/substack/publication/posts` | Substack Publication Posts |
| GET | `/v1/substack/publication/recommendations` | Substack Publication Recommendations |
| GET | `/v1/substack/post` | Substack Post Details |
| GET | `/v1/substack/post/comments` | Substack Post Comments |
| GET | `/v1/substack/post/likes` | Substack Post Likes |
| GET | `/v1/substack/note` | Substack Note Details |
| GET | `/v1/substack/category/publications` | Substack Category Publications |
| GET | `/v1/substack/category/feed` | Substack Category Feed |
| GET | `/v1/substack/trending` | Substack Trending Posts |

## Machine-readable artifacts (7)

- **OpenAPI** — https://artifacts.apis.io/apidirect-io/openapi/apidirect-io-substack-api-openapi.yml
- **JSONSchema** — https://artifacts.apis.io/apidirect-io/json-schema/apidirect-io-search-substack-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/apidirect-io/json-schema/apidirect-io-linkedin-person-details-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/apidirect-io/json-schema/apidirect-io-amazon-product-details-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/apidirect-io/json-schema/apidirect-io-place-details-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/apidirect-io/json-schema/apidirect-io-trustpilot-company-reviews-response-schema.json
- **JSONSchema** — https://artifacts.apis.io/apidirect-io/json-schema/apidirect-io-search-places-response-schema.json

## Other apidirect-io APIs (12)

- [apidirect-io Account API](https://apis.io/apis/apidirect-io/apidirect-io-account-api/)
- [apidirect-io Amazon API](https://apis.io/apis/apidirect-io/apidirect-io-amazon-api/)
- [apidirect-io Batch API](https://apis.io/apis/apidirect-io/apidirect-io-batch-api/)
- [apidirect-io Bluesky API](https://apis.io/apis/apidirect-io/apidirect-io-bluesky-api/)
- [apidirect-io Facebook API](https://apis.io/apis/apidirect-io/apidirect-io-facebook-api/)
- [apidirect-io Forums API](https://apis.io/apis/apidirect-io/apidirect-io-forums-api/)
- [apidirect-io Google Places API](https://apis.io/apis/apidirect-io/apidirect-io-google-places-api/)
- [apidirect-io Google Search API](https://apis.io/apis/apidirect-io/apidirect-io-google-search-api/)
- [apidirect-io Instagram API](https://apis.io/apis/apidirect-io/apidirect-io-instagram-api/)
- [apidirect-io News API](https://apis.io/apis/apidirect-io/apidirect-io-news-api/)
- [apidirect-io Reddit API](https://apis.io/apis/apidirect-io/apidirect-io-reddit-api/)
- [apidirect-io Threads API](https://apis.io/apis/apidirect-io/apidirect-io-threads-api/)

## Tags

Substack

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/apidirect-io/apidirect-io-substack-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/apidirect-io/.