Developer Builds 13-Agent AI Marketing System on Qwen Cloud, Shares Lessons Learned

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A developer created Nexus AI, a multi-agent marketing platform featuring 13 specialized AI agents built on Qwen-Max via Alibaba Cloud, as an entry for the Qwen Cloud Global AI Hackathon 2026 Track 3: Agent Society. Unlike single-model marketing tools, the system distributes tasks across distinct agents, each with a dedicated role such as social media drafting or brand compliance review. A key highlight was a live interaction where a Brand Guardian agent flagged an unsubstantiated performance claim made by the Social Manager agent before it could be published. The developer also documented significant debugging challenges, including API calls returning correct status codes but delivering malformed data that caused silent failures across the stack. The project's source code has been published on GitHub under the repository MelekhYomi/mark-agen-nexus-ai.

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