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Base is a secure, low-cost, builder-friendly Ethereum L2 built to bring the next billion users onchain.

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How to Connect to Base

You can connect to Base using Blockops private API endpoints. Secure your data, speed up your queries, and take control of your API usage with our RPC API endpoint and personalized API keys. Sign up now to get your own API key.

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Base Mainnet

To get your API key, create a project using a unique Identifier as the project name and select Base from the network options.

Create a Base project

Open the project to view your api key and rpc endpoints.

view Base project

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Base Sepolia

To get your API key, create a project using a unique Identifier as the project name and select Base Sepolia from the network options.

Create a Base Sepolia project

Open the project to view your api key and rpc endpoints.

view Base Sepolia project

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Send requests

All requests are POST requests.
For Base Mainnet
For Base Sepolia
Connect via Command Line You can connect to the network using websocket or HTTP with your API key in two ways:
  • Adding the API key as a query string ?api_key=${APIKEY}
  • Or the request header -H 'authorization: APIKEY ${APIKEY}'
Curl For example, the following CURL command can be used to get a block number.

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Base Mainnet

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Base Sepolia

Here is the response you will receive back.
Wscat If you want to send data requests with WebSockets, you can use several libraries or wscat. You can install and use wscat as follows: You can connect to the network with wscat using two options by adding the API key as a query string.

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Base Mainnet

Or the request header.

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Base Sepolia

Or the request header.
After executing the command, the terminal will display a message indicating that the connection has been enabled successfully.
Then, you can send the following request:
For more information on the Base network, please see the official Base developer documentation.
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