[Yandex Cloud documentation](../../../../../index.md) > [Yandex Serverless Integrations](../../../../index.md) > [Concepts](../../../index.md) > Workflows > [YaWL specification](../index.md) > Integration steps > Workflow

# Workflow

Synchronized start of a [Yandex Workflows](../../../index.md) workflow.

Field name | Type | Required | Default value | [Templating](../../templating.md) is supported | Description
--- | --- |--- | --- | --- | ---
`workflowId`| `string` | Yes | No | No | Workflow ID.
`executionInput `| `string` | No | No | Yes | Workflow input data.