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

# JSON.SET

> Set the JSON value at path in key.

## Arguments

<ParamField body="key" type="string" required>
  The key of the json entry.
</ParamField>

<ParamField body="path" type="string" required>
  The path of the value to set. `$` is the root.
</ParamField>

<ParamField body="value" type="TValue" required>
  The value to set.
</ParamField>

## Response

<ResponseField type="OK" required>
  `OK`
</ResponseField>

<RequestExample>
  ```ts Example theme={"system"}
  Set the JSON value at path in key.
  redis.json.set(key, "$.path", value);
  ```

  ```ts NX theme={"system"}
  const value = ...
  redis.json.set(key, "$.path", value, { nx:true });
  ```

  ```ts XX theme={"system"}
  const value = ...
  redis.json.set(key, "$.path", value, { xx:true });
  ```
</RequestExample>