// AI news · 2026-11-02 · Dev.to AI
Building Secure AI Chat with React and .NET
A secure AI chat is built with React frontend and .NET 10 backend, using gpt-5.4-mini from Microsoft Foundry.
Published 2026-11-02 05:33 (Beijing time)Source Dev.to AIAuto-summarised, fact-checked against source
01Summary
Authentication via Entra ID eliminates API key exposure. Streaming responses are delivered through SSE with real-time cancellation. Prompt system and conversation history are strictly controlled on the server side to ensure security and cost efficiency.
Summarised from the original article by an open-source model, then checked automatically: every number and English name must appear in the source. The original article is authoritative.
02Key points
- Frontend uses React only to call backend, never directly accesses model.
- Backend in .NET 10 handles authentication, prompt validation, and streaming response via SSE.
- gpt-5.4-mini from Microsoft Foundry is used with Entra ID authentication, no API keys exposed.
- Streaming responses support real-time cancellation and cost control via token limits.
03Source
Criando um chat inteligente com React, .NET e Microsoft Foundry
Dev.to AI · published 2026-11-02 05:33 Beijing time
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