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Insomnia

API Testing · Beginner

Lightweight REST/GraphQL client for API exploration.

Knowledge reference only. Prefer in-browser Labs first. Use this tool only on systems you own or have written authorization to test.

What to learn

  • GraphQL queries
  • Environment management

Legitimate use

Authorized lab APIs only.

Official docs →

Example commands (lab VMs only)

  • POST /graphql with introspection disabled check
    Verify prod hardening