# HMSET

> Write multiple fields to a hash.

## Arguments

<ParamField body="key" type="str" required>
  The key of the hash.
</ParamField>

<ParamField body="fields" type="Dict[str, Any]" required>
  A dictionary of fields and their values.
</ParamField>


## Response

<ResponseField type="int" required>
  The number of fields that were added.
</ResponseField>

<RequestExample>
```py Example
# Set multiple fields
assert redis.hset("myhash"{
  "field1": "Hello",
  "field2": "World"
}) == 2
```
</RequestExample>