# Invalid API key **URL:** \ **Category:** Questions about Thunkable X\ **Tags:** design, beginner\ **Created:** [March 23, 2020, 2:04pm UTC](https://community.thunkable.com/t/invalid-api-key/530690 "2020-03-23T14:04:14Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![immanuelkp29794](https://avatars.discourse-cdn.com/v4/letter/i/ecc23a/32.png) [@immanuelkp29794](https://community.thunkable.com/u/immanuelkp29794)\ **Post date:** [March 23, 2020, 2:04pm UTC](https://community.thunkable.com/t/invalid-api-key/530690/1 "2020-03-23T14:04:14Z")
respected sir,i wanted a login function,hence i did copy the project from “thunkabe projects” and tried to remix,thus on testing i get error such as api key invalid. please do let me know where i should do corrections.any help would be much appereciated. ![Screenshot (10)](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/e/3/e3190cc6e2b0b5f52a3acc85b25a8058205ed07b.png) ---
**Author:** ![jared](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/jared/32/138473_2.png) [@jared](https://community.thunkable.com/u/jared)\ **Post date:** [March 23, 2020, 4:28pm UTC](https://community.thunkable.com/t/invalid-api-key/530690/2 "2020-03-23T16:28:43Z")
Hey 👋 @immanuelkp29794, thanks for posting your question. You’ll need to get an api key from firebase. Follow this tutorial > [@Sign In Masterpost](http://community.thunkable.com/t/sign-in-masterpost/89993): > > This topic will be a thread of posts explaining the different aspects of adding a Sign In component to your app and creating a new version of the Sign In template. [Link to the template here](https://x.thunkable.com/projects/5cff8bd406fec36c2683f09e/Screen1/designer). Part 1: Firebase This post will walk you through creating a Firebase project, adding Email Authentication to the project, and adding your project to a Thunkable project. You can also follow these steps to add a Firebase DB to your Thunkable project - just don’t follow the steps for adding email authentic… ---
**Author:** ![shella](https://avatars.discourse-cdn.com/v4/letter/s/f04885/32.png) [@shella](https://community.thunkable.com/u/shella)\ **Post date:** [May 28, 2020, 2:15am UTC](https://community.thunkable.com/t/invalid-api-key/530690/3 "2020-05-28T02:15:09Z")
Hello! I am trying to add a sign-in screen in my app as well but it keeps coming up with API key code invalid. Please help!!! 😀 ---
**Author:** ![immanuelkp29794](https://avatars.discourse-cdn.com/v4/letter/i/ecc23a/32.png) [@immanuelkp29794](https://community.thunkable.com/u/immanuelkp29794)\ **Post date:** [May 31, 2020, 10:58am UTC](https://community.thunkable.com/t/invalid-api-key/530690/4 "2020-05-31T10:58:38Z")
hello, do try this link, it consists of steps to get a sign in screen done using firebase by @jane > [@Sign In Masterpost](http://community.thunkable.com/t/sign-in-masterpost/89993): > > This topic will be a thread of posts explaining the different aspects of adding a Sign In component to your app and creating a new version of the Sign In template. [Link to the template here](https://x.thunkable.com/projects/5cff8bd406fec36c2683f09e/Screen1/designer). Part 1: Firebase This post will walk you through creating a Firebase project, adding Email Authentication to the project, and adding your project to a Thunkable project. You can also follow these steps to add a Firebase DB to your Thunkable project - just don’t follow the steps for adding email authentic… make sure you have copied the “API key” and “database URL” details in your thunkable sign in page. This way, it worked for me 🙂 ---
**Author:** ![shella](https://avatars.discourse-cdn.com/v4/letter/s/f04885/32.png) [@shella](https://community.thunkable.com/u/shella)\ **Post date:** [June 4, 2020, 11:55pm UTC](https://community.thunkable.com/t/invalid-api-key/530690/5 "2020-06-04T23:55:32Z")
Thank you so much! It works for me now 😀 ---
**Author:** ![ioannis](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/ioannis/32/146956_2.png) [@ioannis](https://community.thunkable.com/u/ioannis)\ **Post date:** [November 8, 2024, 11:28am UTC](https://community.thunkable.com/t/invalid-api-key/530690/6 "2024-11-08T11:28:05Z")