# LightweightCharts is not defined

**URL:** <https://community.bitquery.io/t/lightweightcharts-is-not-defined/1042>\
**Category:** GraphQL Tutorials\
**Tags:** tradingview\
**Created:** [May 20, 2022, 5:54pm UTC](https://community.bitquery.io/t/lightweightcharts-is-not-defined/1042 "2022-05-20T17:54:42Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![sayon-bitquery](https://sea2.discourse-cdn.com/flex016/user_avatar/community.bitquery.io/sayon-bitquery/32/522_2.png) [@sayon-bitquery](https://community.bitquery.io/u/sayon-bitquery)\
**Post date:** [May 21, 2022, 7:00am UTC](https://community.bitquery.io/t/lightweightcharts-is-not-defined/1042/2 "2022-05-21T07:00:13Z")

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Implement the Lightweight charting widget with Bitquery GraphQL API

> [@TradingView Charts integration with Bitquery APIs (Lightweight Charting)](https://community.bitquery.io/t/tradingview-charts-integration-with-bitquery-apis-lightweight-charting/211):
>
> In this article, we will be integrating Bitquery’s GraphQL API with TradingView’s Lightweight charting library. TradingView provides more than 50 different features for data analysis through its interactive charts and highly scalable platform. The Lightweight Charting Library is the best choice for you if you want to display financial data as an interactive chart on your web page without affecting your web page loading speed and performance. Sign up to [Bitquery.io](http://Bitquery.io) If you are new to Bitquery’s…

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