> For the complete documentation index, see [llms.txt](https://docs.digiledge.in/untitled/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.digiledge.in/untitled/bbps/bbps-biller-integration/bbps-api-list.md).

# BBPS API List

The list of API that perform BBPS bill fetch

#### BILL FETCH API WORKFLOW

<figure><img src="https://3406671578-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FdNFAKvIjsqw6Rq8EEAEB%2Fuploads%2FpMBxQMGOywCBRmnteOhG%2FBOU%20API%20DOCUMENT%20V2.2%20(1)_final_html_b3f9914d00148e3.png?alt=media&amp;token=cfff7f69-aba7-4805-8f85-030eeeb5af29" alt=""><figcaption></figcaption></figure>

* NPCI sends the Bill Fetch Request to BOU.
* BOU forwards the Bill Fetch Request to Biller.
* Biller sends the Bill Fetch Request Acknowledgement to BOU, immediately upon receiving the request.
* After Biller processes the request, the resulting Bill Fetch Response is sent to BOU.
* Once BOU receives the Bill Fetch Response, an Bill Fetch Response Acknowledgement is sent to Biller.