GraphQL Query Tester

Test GraphQL queries, mutations, and subscriptions with variables and custom headers.

Features of GraphQL Query Tester

Query Management

  • GraphQL query editor with syntax highlighting
  • Query variables support
  • Custom HTTP headers configuration
  • Query history tracking

Response Handling

  • Formatted JSON response viewer
  • Response time measurement
  • Error handling and display
  • Response headers inspection

Developer Tools

  • Query auto-completion
  • Schema exploration
  • Copy response to clipboard
  • Save queries for later use

Advanced Features

  • Support for mutations and subscriptions
  • Multiple endpoint management
  • Authentication header support
  • Real-time query validation

How to Use

  1. Enter your GraphQL endpoint URL
  2. Write or paste your GraphQL query
  3. Add any required variables in JSON format
  4. Configure custom headers if needed
  5. Click "Send Request" to execute
  6. View the formatted response below

Common Use Cases

  • Testing GraphQL API endpoints during development
  • Debugging complex queries and mutations
  • Exploring GraphQL schema and documentation
  • Validating query responses and error handling
  • Prototyping GraphQL operations before implementation