Thunder Client brings REST client simplicity to VS Code. API testing without leaving your editor-lightweight alternative to Postman. The VS Code integration is seamless. The interface is clean. The features cover most needs. Developers wanting quick API testing in VS Code use Thunder Client for lightweight requests.

Louis Corneloup Updated May 26, 2026 · how we evaluate Source thunderclient.com ↗

Ratings Across the Web

4.3 (16 reviews)

Thunder Client holds an aggregate rating of 4.3 out of 5 from 16 reviews across G2, last checked September 4, 2026.

G2 16 reviews

4.3/5

Ratings aggregated from independent review platforms. Learn more

Key Features

API client
VS Code extension
Lightweight
Collections
Environment
Free

Pricing Plans

Free Trial

Pricing checked Oct 5, 2026

Thunder Client plans and prices, checked October 2026
Plan	Price	Details
Free	$0	Non-commercial use 30 collection runs/user Basic extension features Community support
Starter Popular	$3/month per user	Billed annually, up to 10 seats 250 collection runs/user CLI & CI/CD WebSocket/SSE/gRPC +1 more Show less Team features
Business	$7/month per user	Billed annually 500 collection runs/user All Starter features Invoice payment option +1 more Show less Larger team scaling
Enterprise	$16/month per user	Billed annually Unlimited collection runs Priority support Offline activation +2 more Show less Enterprise SSO Secrets manager integration

Calculate your cost View full pricing

Is Thunder Client worth the price?

Good value

Thunder Client's pricing is quite fair, especially with a robust free tier and an affordable Starter plan at $3/month per user.

It's best for individual developers and small to medium teams looking for an integrated VS Code solution.

Full Thunder Client pricing: every plan, hidden costs and alternatives

How Thunder Client's pricing compares

At $3/user/mo, Thunder Client is the most affordable of its 2 comparable direct competitors.

Thunder Client

Insomnia

$12

Postman

$19

Entry paid plan, monthly, per user. Pricing checked Oct 5, 2026.

Reviews

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4.3/5

Across 16 verified user reviews on G2

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Best Thunder Client Alternatives

Top alternatives based on features, pricing, and user needs.

Postman Freemium

API platform for building and using APIs

4.6

Hoppscotch Freemium

Fast, lightweight API client for testing

4.9

Insomnia Freemium

API client for REST and GraphQL

4.4

See all API tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

Thunder Client vs Postman Head-to-head: features, pricing, who wins Thunder Client vs Hoppscotch Head-to-head: features, pricing, who wins Thunder Client vs Insomnia Head-to-head: features, pricing, who wins

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Thunder Client FAQ

How does Thunder Client facilitate API testing within VS Code?

Thunder Client integrates directly into VS Code, allowing developers to perform API testing without needing to switch to a separate application. It provides a lightweight alternative for sending requests and viewing responses right within the editor.

What kind of user benefits most from Thunder Client?

Developers who prioritize quick and lightweight API testing directly within their VS Code environment will find Thunder Client most beneficial. It is designed for those who need to send requests efficiently without a heavy external tool.

How does Thunder Client compare to Postman for API development?

Thunder Client offers a lightweight solution for API testing directly within VS Code, unlike Postman which is a standalone application. While Thunder Client provides core API testing features, Postman generally offers a broader set of advanced functionalities and team collaboration tools.

What are the main limitations of using Thunder Client?

A primary limitation of Thunder Client is its exclusive integration with VS Code, meaning it cannot be used as a standalone application. It also has a more limited feature set compared to some alternatives, and its team features are only available on paid plans.

How is Thunder Client priced?

Thunder Client is available with a free tier that covers basic usage and features. For users requiring more extensive usage or advanced functionalities, paid plans are offered.

Can Thunder Client be used for general developer tasks beyond API testing?

Thunder Client is specifically designed as a REST client for API testing, integrating seamlessly into VS Code for this purpose. Its primary utility lies in sending HTTP requests and inspecting responses within the development workflow.

Source: thunderclient.com

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