CORS

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// recent coverage 2 mentions

14:34

2026-06-25

dev.to

developer-tools

MCP Server CORS: The Preflight Problem That Broke My MCP Server 92 Times And How I Fixed It For Good

A developer experienced 92 production outages due to CORS preflight failures in an MCP server. The root cause was that the authentication filter ran before the CORS filter, causing OPTIONS preflight r…

00:01

2026-05-19

dev.to

artificial-intelligence

I Built a Free AI Chatbot Template So You Don't Have to Waste a Day

"AI Chat Starter," a free template designed to help users build a working AI chatbot in 30 minutes by eliminating common setup issues like CORS errors, API key management, and deployment confusion. Th…

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Claude 1 FastAPI 1 AI Chat Starter 1 Stack Overflow 1 Spring Boot 1 MCP 1 OpenAI 1

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developer tools 2 artificial intelligence 1 open source 1 startups 1 ai tools 1