# Dev Proxy: simulate API failures during development

Canonical source : [Dev Proxy: simulate API failures during development](<https://sebastien.rigaux.be/en/tech-watch/links/dev-proxy-simulate-api-failures-during-development>)

This guide explains installing and running Dev Proxy from the command line. The tool simulates cloud API behaviors and failures to test application resilience.

- Selected on : 2025-08-14

- Entry updated : 2026-11-07T20:32:37+0000

- Format : Documentation

- Source language : EN

- Credit : garrytrinder

Original resource : [Dev Proxy: simulate API failures during development](<https://learn.microsoft.com/en-us/microsoft-cloud/dev/dev-proxy/get-started/set-up>)

Tags : [Testing](<https://sebastien.rigaux.be/en/tech-watch/tags/testing>) · [Developer Experience](<https://sebastien.rigaux.be/en/tech-watch/tags/developer-experience>)

Available versions : [Français](<https://sebastien.rigaux.be/veille/liens/dev-proxy-simuler-des-erreurs-d-api-pendant-le-developpement>) · [English](<https://sebastien.rigaux.be/en/tech-watch/links/dev-proxy-simulate-api-failures-during-development>)

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