This article was originally published on AI Study Room . For the full version with working code examples and related articles, visit the original post. Best API Clients 2026: Postman vs Bruno vs Insomnia vs HTTPie vs Thunder Client Why API Clients Matter Every backend developer spends hours per week inside an API client — sending requests, inspecting responses, debugging auth headers. The right tool saves you from the slow death of copy-pasting curl commands. In 2026, the API client landscape has shifted: Postman's bloat and pricing changes have driven many developers to lighter alternatives; Bruno and HTTPie have emerged as serious contenders; and VS Code-native clients are eating into standalone tools. Here's the real breakdown from a developer who has used all five for production work.…