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

# 퀵스타트

> 이 가이드는 filtered stream에 연결하여 거의 실시간으로 게시물을 수신하는 방법을 안내합니다. filtered stream을 다루는 X API v2 standard 티어 레퍼런스입니다.

export const Button = ({href, children}) => {
  return <div className="not-prose">
    <a href={href}>
      <button className="x-btn">
        <span>{children}</span>
        <svg width="3" height="24" viewBox="0 -9 3 24" class="h-6 rotate-0 overflow-visible"><path d="M0 0L3 3L0 6" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"></path></svg>
      </button>
    </a>
  </div>;
};

이 가이드는 filtered stream에 연결하여 필터 규칙과 매칭되는 게시물을 거의 실시간으로 수신하는 방법을 안내합니다.

<Note>
  **사전 요구사항**

  시작하기 전에 다음이 필요합니다:

  * [developer account](https://developer.x.com/en/portal/petition/essential/basic-info)
  * App의 Bearer Token(Developer Console의 "Keys and tokens"에서 확인)
</Note>

***

<Steps>
  <Step title="필터 규칙 생성" icon="https://mintcdn.com/x-preview/szd6PKNMlRQoyyAo/icons/xds/icon-filter.svg?fit=max&auto=format&n=szd6PKNMlRQoyyAo&q=85&s=5d59aff402c1f2aeae0e9e44bb23400e" width="24" height="24" data-path="icons/xds/icon-filter.svg">
    규칙은 어떤 게시물을 수신할지 정의합니다. keywords, hashtags, users 등을 매칭하는 데 연산자를 사용하세요.

    **예시 규칙:** 이미지가 포함된 "cat" 게시물 매칭:

    ```
    cat has:images
    ```

    <Card title="규칙 작성" icon="https://mintcdn.com/x-preview/szd6PKNMlRQoyyAo/icons/xds/icon-filter.svg?fit=max&auto=format&n=szd6PKNMlRQoyyAo&q=85&s=5d59aff402c1f2aeae0e9e44bb23400e" href="/x-api/posts/filtered-stream/integrate/build-a-rule" width="24" height="24" data-path="icons/xds/icon-filter.svg">
      규칙 구문 및 연산자 익히기
    </Card>
  </Step>

  <Step title="스트림에 규칙 추가" icon="plus">
    rules 엔드포인트를 사용해 규칙을 추가합니다. 각 게시물이 어떤 규칙에 매칭됐는지 식별할 수 있도록 `tag`를 포함하세요:

    <CodeGroup dropdown>
      ```bash cURL theme={null}
      curl -X POST "https://api.x.com/2/tweets/search/stream/rules" \
        -H "Authorization: Bearer $BEARER_TOKEN" \
        -H "Content-Type: application/json" \
        -d '{
          "add": [
            {"value": "cat has:images", "tag": "cats with images"}
          ]
        }'
      ```

      ```python Python SDK theme={null}
      from xdk import Client

      client = Client(bearer_token="YOUR_BEARER_TOKEN")

      # Add a rule to the filtered stream
      response = client.filtered_stream.add_rules(
          add=[{"value": "cat has:images", "tag": "cats with images"}]
      )

      for rule in response.data:
          print(f"Rule added: {rule.id} - {rule.value}")
      ```

      ```javascript title="JavaScript SDK" lines wrap icon="square-js" theme={null}
      import { Client } from "@xdevplatform/xdk";

      const client = new Client({ bearerToken: "YOUR_BEARER_TOKEN" });

      // Add a rule to the filtered stream
      const response = await client.filteredStream.addRules({
        add: [{ value: "cat has:images", tag: "cats with images" }],
      });

      response.data?.forEach((rule) => {
        console.log(`Rule added: ${rule.id} - ${rule.value}`);
      });
      ```
    </CodeGroup>

    **응답:**

    ```json theme={null}
    {
      "data": [
        {
          "id": "1273026480692322304",
          "value": "cat has:images",
          "tag": "cats with images"
        }
      ],
      "meta": {
        "sent": "2024-01-15T10:30:00.000Z",
        "summary": {
          "created": 1,
          "not_created": 0,
          "valid": 1,
          "invalid": 0
        }
      }
    }
    ```
  </Step>

  <Step title="규칙 확인" icon="check">
    활성 규칙을 모두 나열하여 규칙이 추가되었는지 확인합니다:

    <CodeGroup dropdown>
      ```bash cURL theme={null}
      curl "https://api.x.com/2/tweets/search/stream/rules" \
        -H "Authorization: Bearer $BEARER_TOKEN"
      ```

      ```python Python SDK theme={null}
      from xdk import Client

      client = Client(bearer_token="YOUR_BEARER_TOKEN")

      # Get all active rules
      response = client.filtered_stream.get_rules()

      for rule in response.data:
          print(f"Active rule: {rule.id} - {rule.value}")
      ```

      ```javascript JavaScript SDK theme={null}
      import { Client } from "@xdevplatform/xdk";

      const client = new Client({ bearerToken: "YOUR_BEARER_TOKEN" });

      // Get all active rules
      const response = await client.filteredStream.getRules();

      response.data?.forEach((rule) => {
        console.log(`Active rule: ${rule.id} - ${rule.value}`);
      });
      ```
    </CodeGroup>
  </Step>

  <Step title="스트림 연결" icon="plug">
    매칭 게시물을 수신하기 위해 지속적인 연결을 엽니다:

    <CodeGroup dropdown>
      ```bash cURL theme={null}
      curl "https://api.x.com/2/tweets/search/stream?\
      tweet.fields=created_at,author_id&\
      expansions=author_id&\
      user.fields=username" \
        -H "Authorization: Bearer $BEARER_TOKEN"
      ```

      ```python title="Python SDK" lines wrap icon="python" theme={null}
      from xdk import Client

      client = Client(bearer_token="YOUR_BEARER_TOKEN")

      # Connect to the filtered stream
      for post in client.filtered_stream.stream(
          tweet_fields=["created_at", "author_id"],
          expansions=["author_id"],
          user_fields=["username"]
      ):
          print(f"New post: {post.data.text}")
          print(f"Matching rules: {post.matching_rules}")
      ```

      ```javascript title="JavaScript SDK" lines wrap icon="square-js" theme={null}
      import { Client } from "@xdevplatform/xdk";

      const client = new Client({ bearerToken: "YOUR_BEARER_TOKEN" });

      // Connect to the filtered stream
      const stream = client.filteredStream.stream({
        tweetFields: ["created_at", "author_id"],
        expansions: ["author_id"],
        userFields: ["username"],
      });

      for await (const post of stream) {
        console.log(`New post: ${post.data?.text}`);
        console.log(`Matching rules: ${post.matching_rules}`);
      }
      ```
    </CodeGroup>
  </Step>

  <Step title="수신 게시물 처리" icon="https://mintcdn.com/x-preview/ygI6sSJPehlc0qNT/icons/xds/icon-chat.svg?fit=max&auto=format&n=ygI6sSJPehlc0qNT&q=85&s=9fde7d51b4f18c96d3a38a81d519761f" width="24" height="24" data-path="icons/xds/icon-chat.svg">
    매칭 게시물은 JSON 객체로 스트리밍됩니다:

    ```json theme={null}
    {
      "data": {
        "id": "1234567890",
        "text": "Look at this cute cat! 🐱",
        "author_id": "9876543210",
        "created_at": "2024-01-15T10:35:00.000Z",
        "edit_history_tweet_ids": ["1234567890"]
      },
      "includes": {
        "users": [
          {
            "id": "9876543210",
            "username": "catperson"
          }
        ]
      },
      "matching_rules": [
        {
          "id": "1273026480692322304",
          "tag": "cats with images"
        }
      ]
    }
    ```

    <Tip>
      `matching_rules` 배열은 정의한 tag를 사용해 어떤 규칙이 게시물에 매칭되었는지 보여줍니다.
    </Tip>
  </Step>

  <Step title="규칙 삭제 (선택 사항)" icon="trash">
    ID로 규칙을 제거합니다:

    <CodeGroup dropdown>
      ```bash cURL theme={null}
      curl -X POST "https://api.x.com/2/tweets/search/stream/rules" \
        -H "Authorization: Bearer $BEARER_TOKEN" \
        -H "Content-Type: application/json" \
        -d '{
          "delete": {
            "ids": ["1273026480692322304"]
          }
        }'
      ```

      ```python Python SDK theme={null}
      from xdk import Client

      client = Client(bearer_token="YOUR_BEARER_TOKEN")

      # Delete rules by ID
      response = client.filtered_stream.delete_rules(
          delete={"ids": ["1273026480692322304"]}
      )
      print(f"Deleted: {response.meta.summary.deleted}")
      ```

      ```javascript JavaScript SDK theme={null}
      import { Client } from "@xdevplatform/xdk";

      const client = new Client({ bearerToken: "YOUR_BEARER_TOKEN" });

      // Delete rules by ID
      const response = await client.filteredStream.deleteRules({
        delete: { ids: ["1273026480692322304"] },
      });
      console.log(`Deleted: ${response.meta?.summary?.deleted}`);
      ```
    </CodeGroup>
  </Step>
</Steps>

***

## 연결 관리

<AccordionGroup>
  <Accordion title="Keep-alive 신호">
    스트림은 20초마다 빈 줄(`\r\n`)을 보냅니다. 20초 동안 데이터나 keep-alive를 수신하지 않으면 재연결하세요.
  </Accordion>

  <Accordion title="연결 종료">
    연결을 닫으려면 `Ctrl+C`를 누르거나 터미널 창을 닫으세요.
  </Accordion>

  <Accordion title="연결 제한">
    App당 하나의 연결만 허용됩니다. 새 연결을 열면 기존 연결이 닫힙니다.
  </Accordion>
</AccordionGroup>

***

## 다음 단계

<CardGroup cols={2}>
  <Card title="규칙 작성" icon="https://mintcdn.com/x-preview/szd6PKNMlRQoyyAo/icons/xds/icon-filter.svg?fit=max&auto=format&n=szd6PKNMlRQoyyAo&q=85&s=5d59aff402c1f2aeae0e9e44bb23400e" href="/x-api/posts/filtered-stream/integrate/build-a-rule" width="24" height="24" data-path="icons/xds/icon-filter.svg">
    규칙 구문 익히기
  </Card>

  <Card title="연산자 레퍼런스" icon="list-check" href="/x-api/posts/filtered-stream/integrate/operators">
    사용 가능한 모든 연산자
  </Card>

  <Card title="연결 끊김 처리" icon="plug" href="/x-api/fundamentals/handling-disconnections">
    원활하게 재연결하기
  </Card>

  <Card title="API 레퍼런스" icon="https://mintcdn.com/x-preview/ygI6sSJPehlc0qNT/icons/xds/icon-code.svg?fit=max&auto=format&n=ygI6sSJPehlc0qNT&q=85&s=488e23401b19225b89acc0136d242219" href="/x-api/posts/filtered-stream" width="24" height="24" data-path="icons/xds/icon-code.svg">
    전체 엔드포인트 문서
  </Card>
</CardGroup>
