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WhatsUsernames.link launches free MCP server for WhatsApp link and QR code generation

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WhatsUsernames.link has released an open MCP server that allows AI agents to validate WhatsApp usernames and phone numbers, generate wa.me links, and create QR codes without requiring an API key or account. The server exposes five tools — covering username and phone validation, link building, and QR code rendering — using the same underlying code as the platform's existing free REST API. It operates as a stateless, remote HTTP endpoint hosted on Vercel, requiring only a single URL entry in an MCP client configuration to get started. Rate limits mirror the REST API, allowing 60 requests per minute for standard tools and 20 per minute for QR generation, enforced via Upstash Redis. The team built the MCP server to eliminate repetitive, error-prone reimplementation of WhatsApp validation logic in AI agent workflows and to establish an early presence in the growing MCP tooling ecosystem.

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WhatsUsernames.link launches free MCP server for WhatsApp link and QR code generation · ShortSingh