# Duplicates



<MethodPage method="GET" path="/v1/reddit/post/duplicates" credits={1}>
  <MethodSignature name="getDuplicates" args={[{ name: "url" }, { name: "options", optional: true }]} returns="Listing<Post>" />

  Finds where else a post's link was shared on Reddit, and where the post was crossposted: Reddit's "other discussions" tab. Useful to collect every thread about one article or launch. The post itself isn't in the list. 1 credit per page of up to 100 posts; see [Listings and pages](/listings).

  <Security permission="reddit:read" />

  <SchemaGroup title="Query parameters">
    <SchemaField name="url" type="string" location="query" required>
      The post, as for [Post](/reddit/post): a reddit.com URL, a `t3_` fullname or the bare ID. You can pass `id` instead.
    </SchemaField>

    <SchemaField name="limit" type="integer" optional location="query">
      Posts per page, 1 to 100. Default `25`.
    </SchemaField>

    <SchemaField name="after" type="string" optional location="query">
      The previous page's `after`, for the next page.
    </SchemaField>

    <SchemaField name="nsfw" type="boolean" optional location="query">
      Include NSFW posts. Default `false`.
    </SchemaField>
  </SchemaGroup>

  <div id="returns" className="mt-8">
    Response [#response]

    ```jsonc
    // GET /v1/reddit/post/duplicates?id=1x144ok
    {
      "subreddit": "programming",
      "query": null,
      "sort": "duplicates",
      "count": 2,
      "items": [
        {
          "id": "1wxnkkr",
          "name": "t3_1wxnkkr",
          "subreddit": "git",
          "title": "How big is a Git commit?",
          "score": 0,
          "num_comments": 2,
          "url": "https://ratfactor.com/cards/git-commit-size",
          "domain": "ratfactor.com",
          "created_at": "2026-10-04T19:00:27Z"
          // …the other post fields, as in Subreddit
        }
      ],
      "after": null,
      "filtered_nsfw": 0
    }
    ```

    `subreddit` in the envelope is where the post you asked about was posted.
  </div>

  <MethodSamples>
    <LanguageSample language="cURL">
      ```bash
      curl "https://api.threadapi.dev/v1/reddit/post/duplicates?id=1x144ok&limit=100" \
        -H "Authorization: Bearer $THREADAPI_API_KEY"
      ```
    </LanguageSample>
  </MethodSamples>
</MethodPage>