# Triggers (/docs/triggers)

The trigger types that start workflow executions.



Every workflow needs a trigger to start. Solaris AI Flow supports the following types.

* [Manual](/docs/triggers/manual) - click Run to execute
* [Webhook](/docs/triggers/webhook) - triggered by external HTTP POST
* [Alchemy Wallet Activity](/docs/triggers/alchemy-activity) - real-time Solana wallet activity via Alchemy webhooks
* [Cron](/docs/triggers/cron) - runs on a recurring schedule