> For the complete documentation index, see [llms.txt](https://docs.questera.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.questera.ai/greta/greta-recipies/saas-credit-based.md).

# SaaS Credit-Based

## Add Source

To send events to your Segment instance, select **Add Source** and then **HTTP API or Node.js**. Then, copy your Segment write key.

<figure><img src="/files/m8Oj182Gxb8t0zMcfGxQ" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/S0uPMzPODkNWwCxaQ7Hm" alt=""><figcaption></figcaption></figure>