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B2B PROSPECTINGLive
Protocolo SDR
B2B prospecting on the official CNPJ registry, with AI-written outreach.
PROBLEM
Purchased lead lists arrive stale, with no filter for size or activity, and the outreach is identical for everyone — which guarantees a low reply rate and a burned number.
WHAT I BUILT
Queries the official public CNPJ registry with filters for activity code, company size, region and registration status, enriches contact data, and generates AI-personalized outreach per company, delivered over WhatsApp at a controlled cadence.
RESULT
A prospecting pipeline that goes from a generic list to a queue of genuinely eligible companies, with the first message already written in each business's context.
WHAT IT DOES
- Official CNPJ registry with activity and size filters
- Contact enrichment
- AI-generated outreach, company by company
- Paced WhatsApp delivery
BUILT WITH
Node.jsPostgreSQLClaudeGPTWhatsApp Cloud APIn8n