---
title: "Hullo (@hullo)"
description: "Hullo: API listing imported from its public OpenAPI spec."
account: "hullo"
---

# Hullo

Hullo: API listing imported from its public OpenAPI spec.

## APIs

1 public API with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/hullo/feed.md

- [Always On Mobile - hullo API](https://skmtc.dev/hullo/apis/always-on-mobile-hullo-api.md): Messaging: send messages to members, manage member records, opt-outs and attributes