# Creating a Lighter API Key

{% embed url="<https://youtu.be/Rd54tCKwd_I>" %}

#### Prerequisites

Before starting, ensure you have:

* A browser wallet (e.g., Rabby) set up.
* If you don't have a Lighter account yet, make sure your wallet has some ETH for gas and USDC to deposit, both on Ethereum mainnet.&#x20;

Pick your wallet of choice.&#x20;

<figure><img src="/files/VW1ljwHufxkupMvRz4lL" alt=""><figcaption></figcaption></figure>

If you don't have an account yet, create one and deposit USDC from Ethereum mainnet.&#x20;

<figure><img src="/files/jGuPGtIe7n8TxRvWYPO4" alt=""><figcaption></figcaption></figure>

Otherwise select the account you want to trade with:&#x20;

<figure><img src="/files/PlxG1hZeDvjp1FxKdtT8" alt=""><figcaption></figcaption></figure>

Sign to register your trading key and the builder fee in your wallet, give your account a name and you are ready to trade Lighter through Insilico Terminal.

<figure><img src="/files/TRdpEvbRZhc5acMltBur" alt=""><figcaption></figcaption></figure>

## Adding Lighter to the Terminal manually by using an API Key&#x20;

<figure><img src="/files/m9A8Cu1PJsgmz01BVBsY" alt=""><figcaption></figcaption></figure>

* **Generate API Key and Secret**:

  * Visit the [Lighter API ](https://app.lighter.xyz/apikeys)Page to create a new API Key.
  * Choose an unused **API Key Index** and authorize it.
  * **Private Key**: The API Private Key.
  * **Account Index:** Press the wallet icon in the top right and go to **Explorer.** Your account index will be displayed at the top.&#x20;

  <div><figure><img src="/files/XXZIt5kc0cNJULftxaRm" alt=""><figcaption></figcaption></figure> <figure><img src="/files/29qZXDvhb0Pwn3zEdjM3" alt=""><figcaption></figcaption></figure></div>
* **Manually Add API & Secret Key**:
  * Open the **Insilico Terminal** and navigate to the **Accounts** section.
  * Choose **Lighter** from the list of available exchanges.
  * Check the option to "Manually add API Key".

<figure><img src="/files/uyVQjMnJdVEN7vnJUDNr" alt=""><figcaption></figcaption></figure>

* **Connect**:
  * After entering the required details, click on the **Connect** button.
  * Ensure the connection is successful before proceeding with your trading activities.
* **Save the Configuration**:
  * Once connected, click on **Save** to store your settings.

{% hint style="info" %}
The builder fee on Lighter is 1bps.
{% endhint %}


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