# Introduction

Toloka-Kit is an open source Python library allowing you to access [Toloka API](https://toloka.ai/docs/api/concepts/about.html).

[Toloka](https://toloka.ai) is a cloud-based crowdsourcing platform that helps you to collect and analyze data for machine learning and other business purposes.

Main advantages of Toloka are:

* **Top-quality results** — Ready to use quality control methods allow you to get results that meet and exceed industry standards.
* **Scalable projects** — Have any amounts of image, text, speech, audio, or video data collected and annotated for you by millions of skilled Toloka workers.
* **Cost-efficiency** — Save time and money with this purpose-built platform for handling large scale data collection and annotation projects, on-demand 24/7, at your own price and within your timeframe.
* **Free, powerful API** — Build scalable and fully automated human-in-the-loop machine learning pipelines with a powerful open API.

## Requirements

To use the library you need to:

* Install Python 3.6+
* [Register](https://toloka.ai/docs/guide/concepts/access.html) as a requester in Toloka or in the Sandbox – the Toloka testing environment.
* [Top up your account](https://toloka.ai/docs/guide/concepts/refill.html) or use a promo code **TOLOKAKIT1**. You can also test your pipelines in the Sandbox for free.

## Support

* Join the [slack community](https://toloka.ai/community).
* [Contact support](https://toloka.ai/docs/guide/troubleshooting/support.html/?lang=en#troubleshooting__project-setting).
