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GraphQL Playground

Network

Run GraphQL queries, mutations, variables, and introspection requests in one place.

ttb run graphql-playground
Response
Endpoint: https://countries.trevorblades.com/
// Run a GraphQL query to inspect the JSON response here.
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Comment utiliser GraphQL Playground

Paste your GraphQL endpoint, write a query or mutation, add optional JSON variables and headers, then click **Run operation**. The tool sends a standard GraphQL POST request and pretty-prints the JSON response. Use **Introspect schema** to quickly verify a live endpoint and inspect the exposed schema metadata. This is ideal for testing GraphQL APIs, debugging variables, and exploring request payloads before you wire them into production code.

1

Set the endpoint

Paste the GraphQL HTTP endpoint you want to test, including any staging or local API URL.

2

Write the operation

Add your query or mutation, then provide variables and headers as valid JSON if needed.

3

Run or introspect

Execute the request to inspect the JSON response, or run the built-in introspection query to confirm schema access.

Questions fréquentes

Does this support GraphQL variables?+
Yes. Add variables as JSON and they are sent in the standard GraphQL request body alongside your query.
Can I test authenticated endpoints?+
Yes, as long as the API accepts browser requests. Add auth headers like Authorization in the headers JSON field.
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