# String parameter

Create a string input field which can be used as a parameter in other cards (filters, for example).

## Input type

Flow start

## Output type

String

## Usage information

| Functionality | Availability |
| --- | --- |
| [Standard Quiver card](../core-concepts/index.md#cards) | Supported |
| [Transform table transform](../cards-transform-table/index.md) | Unsupported |