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    Thunder Client

    Lightweight API client inside VS Code for testing endpoints and simple collections.

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    ToolTrim verdict4.4/ 5Excellent

    Thunder Client shines for solo developers or small teams testing simple REST APIs; for GraphQL or complex scenarios, Postman offers more.

    Thunder Client, preview 1
    About

    In practice. What you can do with Thunder Client.

    Lightweight API client inside VS Code for testing endpoints and simple collections.

    Practical uses

    • Test a local REST API during development.
    • Debug API integration in a small team.
    • Automate API tests in CI/CD.

    Features & use cases

    Nocode web

    Pros and cons. What Thunder Client does well, and what to expect.

    Pros

    • Free for personal use.
    • Very lightweight and fast, no IDE context-switch.
    • Native VS Code and JetBrains integration.
    • Transparent, reasonable pricing for teams.

    Cons

    • Limited to 25 requests per collection in free version.
    • Fewer features than Postman for complex cases.
    • Smaller ecosystem than Postman.

    When it makes sense. Keep Thunder Client, or challenge it?

    Keep if

    • You regularly test REST APIs.
    • You prefer working in your IDE without switching apps.

    Challenge if

    • You need GraphQL or complex cases.
    • You want a rich graphical interface.

    Pricing. What does Thunder Client cost ?

    Free

    $0

    Free or open source depending on usage

    Paid plan

    Paid options may apply depending on hosting, team, or volume

    Alternatives. What could replace Thunder Client?

    Direct substitutes

    Our verdict. What to know about Thunder Client.

    Why this verdict

    Excellent

    Thunder Client is hard to replace short-term, a free tier to test before paying, clearly documented use cases.

    Thunder Client Summary

    Category
    productivity tool.
    Price from
    Free.
    Best for
    professionals.
    Avoid if
    You need GraphQL or complex cases; You want a rich graphical interface.
    ToolTrim verdict
    Thunder Client shines for solo developers or small teams testing simple REST APIs; for GraphQL or complex scenarios, Postman offers more.

    Frequently asked questions.

    What to know before choosing Thunder Client.

    What is Thunder Client used for?

    Lightweight API client inside VS Code for testing endpoints and simple collections.

    How much does Thunder Client cost?

    Thunder Client costs $0 (free).

    Is Thunder Client suitable for beginners?

    Thunder Client suits most professionals. See the "Who is it for" section for details.

    Is Thunder Client worth the price?

    Thunder Client shines for solo developers or small teams testing simple REST APIs; for GraphQL or complex scenarios, Postman offers more.

    What are the best alternatives to Thunder Client?

    No direct alternative listed.

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