Developer Builds Autonomous Outreach Agent System Using Qwen AI on Alibaba Cloud

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A developer created Phantom Protocol, a multi-agent AI system designed to automate client outreach after struggling to maintain consistent lead generation manually. The system comprises six specialized agents handling tasks from lead discovery and contact research to email sending and reply analysis, with each agent operating independently via a shared MongoDB database and BullMQ job queue. The entire pipeline runs on Alibaba Cloud's DashScope API using the Qwen3.7 model, with different model tiers assigned based on task complexity. Early plans to scrape business directories for leads were abandoned in favor of Hunter.io after the scraped data proved too inconsistent. Deploying the system on a VPS for the first time presented significant challenges, including CORS misconfigurations and cookie domain issues across subdomains, which the developer resolved through hands-on debugging.

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