# Execute an integration instance.

`ExecuteInstance`

`POST /api/integrations/instances/{instanceId}/execute`

- [OpenAPI fragment](https://www.lusid.com/docs/api/horizon/endpoints/integrations/ExecuteInstance.json)
- [Rendered page](https://www.lusid.com/docs/api/horizon/endpoints/integrations/ExecuteInstance)

Starts execution of an instance, returning its execution identifier.
The user must be authenticated, entitled to call this method, and the user's domain must be licensed for the integration.

## Referenced schemas

- [ExecuteInstanceResponse](https://www.lusid.com/docs/api/horizon/schemas/ExecuteInstanceResponse.txt)

[< Integrations](https://www.lusid.com/docs/api/horizon/endpoints/integrations/llms.txt)