---
title: InfluxDB 3 Cloud reference documentation
description: Reference documentation for InfluxDB 3 Cloud including API documentation, tools, syntaxes, and glossary.
url: https://docs.influxdata.com/influxdb3/cloud/reference/
estimated_tokens: 131
product: InfluxDB 3 Cloud
version: cloud
publisher: InfluxData
canonical: https://docs.influxdata.com/influxdb3/cloud/reference/
date: '2026-06-26T08:20:13-04:00'
lastmod: '2026-06-26T08:20:13-04:00'
---

### [Line protocol reference](/influxdb3/cloud/reference/syntax/line-protocol/)

InfluxDB 3 Cloud uses line protocol to write data points. It is a text-based format that provides the table, tag set, field set, and timestamp of a data point.

### [influxdb3](/influxdb3/cloud/reference/cli/influxdb3/)

The `influxdb3` CLI writes and queries data and administers your InfluxDB 3 Cloud instance from the command line.

### [Glossary](/influxdb3/cloud/reference/glossary/)

Terms related to InfluxData products and platforms.