> ## Documentation Index
> Fetch the complete documentation index at: https://docs.anysite.io/llms.txt
> Use this file to discover all available pages before exploring further.

# /substack/posts/search

> List or search posts within a Substack publication by subdomain or custom domain. Returns post list items ordered by sort (new/top/community), optionally filtered by a keyword: id, alias (slug), title, subtitle, preview text, audience, type, published_at, reaction_count, comment_count, and cover image.

**Price:** 10 credits per 50 results



## OpenAPI

````yaml /openapi/news-publishing.json post /api/substack/posts/search
openapi: 3.1.0
info:
  title: Any Site API
  description: >+
    Any Site API provides programmatic access to data from LinkedIn, Instagram,
    Twitter, and other platforms.


    ## Authentication


    All API endpoints require an `access-token` header with a valid API token.
    Tokens can be created in the [dashboard](https://app.anysite.io/).


    ## Pricing


    Each endpoint has a credit cost listed in its description. Credits are
    deducted from your token balance per request.

  version: 0.0.1
servers: []
security:
  - AccessToken: []
paths:
  /api/substack/posts/search:
    post:
      tags:
        - /substack
      summary: /substack/posts/search
      description: >-
        List or search posts within a Substack publication by subdomain or
        custom domain. Returns post list items ordered by sort
        (new/top/community), optionally filtered by a keyword: id, alias (slug),
        title, subtitle, preview text, audience, type, published_at,
        reaction_count, comment_count, and cover image.


        **Price:** 10 credits per 50 results
      operationId: __api_substack_posts_search_post
      parameters:
        - name: access-token
          in: header
          required: true
          schema:
            anyOf:
              - type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SubstackPostsSearchPayload'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/SubstackPostListItem'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    SubstackPostsSearchPayload:
      properties:
        timeout:
          type: integer
          maximum: 1500
          minimum: 20
          default: 300
        publication:
          type: string
          minLength: 1
        count:
          type: integer
          minimum: 1
        search:
          anyOf:
            - type: string
            - type: 'null'
        sort:
          $ref: '#/components/schemas/SubstackPostSort'
          default: new
      type: object
      required:
        - publication
        - count
    SubstackPostListItem:
      properties:
        '@type':
          type: string
          default: SubstackPostListItem
        id:
          type: integer
        alias:
          anyOf:
            - type: string
            - type: 'null'
        subtitle:
          anyOf:
            - type: string
            - type: 'null'
        preview_text:
          anyOf:
            - type: string
            - type: 'null'
        audience:
          anyOf:
            - $ref: '#/components/schemas/SubstackPostAudience'
            - type: 'null'
        type:
          anyOf:
            - $ref: '#/components/schemas/SubstackPostType'
            - type: 'null'
        published_at:
          anyOf:
            - type: string
            - type: 'null'
        canonical_url:
          anyOf:
            - type: string
            - type: 'null'
        publication_id:
          anyOf:
            - type: integer
            - type: 'null'
        reaction_count:
          anyOf:
            - type: integer
            - type: 'null'
        comment_count:
          anyOf:
            - type: integer
            - type: 'null'
        image:
          anyOf:
            - type: string
            - type: 'null'
      type: object
      required:
        - id
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
      type: object
    SubstackPostSort:
      type: string
      enum:
        - new
        - top
        - community
    SubstackPostAudience:
      type: string
      enum:
        - only_paid
        - only_free
        - everyone
    SubstackPostType:
      type: string
      enum:
        - newsletter
        - podcast
        - thread
        - video
        - restack
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
        msg:
          type: string
        type:
          type: string
        input: {}
        ctx:
          type: object
      type: object
      required:
        - loc
        - msg
        - type
  securitySchemes:
    AccessToken:
      type: apiKey
      in: header
      name: access-token
      description: API token from the dashboard

````