Configure GraphQL client endpoint and HTTP headers
- 
Launch GraphiQL ↗.
 - 
Select Edit HTTP Headers.
 The Edit HTTP Headers window appears.

 - 
Select Add Header to configure authentication. You can use Cloudflare Analytics API token authentication (recommended) or Cloudflare API key authentication.
- 
Token authentication:
Enter Authorization in the Header Name field, and enter
Bearer {your-analytics-token}in the Header value field, then select Save.
 - 
Key authentication:
Enter
X-AUTH-EMAILin the Header name field and your email address registered with Cloudflare in the Header value field, and select Save.Select Add Header to add a second header. Enter
X-AUTH-KEYin the Header Name field, and paste your Global API Key in the Header value field, then select Save. 
 - 
 - 
Select anywhere outside the Edit HTTP Headers window in GraphiQL to close it and return to the main GraphiQL display.
 - 
Enter
https://api.cloudflare.com/client/v4/graphqlin the GraphQL Endpoint field.
 
Now that you have configured authentication, you are ready to run queries using GraphiQL.