# Quick Start

Pipeliner is Sales CRM. You can use our API to build integrations with your systems with [**REST API** ](http://pipeliner-api-doc.s3-website-eu-west-1.amazonaws.com/latest/rest/space/index.html)or [**GraphQL API**](http://pipeliner-api-doc.s3-website-eu-west-1.amazonaws.com/latest/graphql/space/index.html)**.**

{% embed url="<https://www.youtube.com/watch?ab_channel=PipelinerCRM&v=fpIqJOefEoU>" %}

## Choose your preferred API

The Pipeliner API can be accessed with [**REST API** ](http://pipeliner-api-doc.s3-website-eu-west-1.amazonaws.com/latest/rest/space/index.html)or [**GraphQL API**](http://pipeliner-api-doc.s3-website-eu-west-1.amazonaws.com/latest/graphql/space/index.html)

**Rest API download:** [**openapi.json**](http://pipeliner-api-doc.s3-website-eu-west-1.amazonaws.com/latest/rest/space/openapi.json)

**GraphQL download:** [**GraphQL.json**](https://crm.pipelinersales.com/api/v100/app/graphql/schema.json)

## Obtain API Keys&#x20;

[**Create the API application**](https://developers.pipelinersales.com/api-docs/overview/authentication) and make the first request to Pipeliner

## Learn the main Concepts of API

In the [**Core API concepts,** ](https://developers.pipelinersales.com/api-docs/core-api-concepts)you can find various ways of working with the Pipeliner API that can help you build efficient integrations

## Learn About Pipeliner API

Read through the step-by-step [**tutorials** ](https://developers.pipelinersales.com/api-docs/tutorials-and-articles)where you can find basic business concepts of how Pipeliner works