> ## Documentation index
> Fetch the complete documentation index at: https://upstash.com/docs/llms.txt
> Ask it with GET https://upstash.com/docs/ask?q=<keywords or question>. Short keywords rank best.
> Use these to discover all available pages before exploring further.
> Feature requests: https://upstash.com/docs/common/help/feature-requests.md lists what users asked for and how to vote for a request or add one.
> Page rating: `GET https://upstash.com/docs/feedback?path=/docs/redis/sdks/ts/commands/pubsub/subscribe&helpful=true` (or `false`) records whether this page helped. An optional `comment` (URL-encoded, at most 500 characters) says what was missing or wrong. It is anonymous and needs no key. Comments hold no code, secrets or personal data.

# SUBSCRIBE

> Subscribe to a channel

## Arguments

<ParamField body="channels" type="string | string[]" required>
The channel to publish to.
</ParamField>

## Response

<ResponseField type="Subscriber" required>
  A subscriber instance which can subscribe to channels.
</ResponseField>

<RequestExample>
```ts Example
const subscription = redis.subscribe(["my-channel"]);

const messages = [];
subscription.on("message", (data) => {
  messages.push(data.message);
});
```
</RequestExample>