Step-by-step guides to connect WhatsApp to Claude, ChatGPT, Cursor, Grok and your PBX, plus the engineering behind it: SIP bridging, the MLow voice codec, webhooks and per-number egress.
Connect WhatsApp to Pipedrive with WhatsMCP: log every chat on the person and send from the WhatsApp panel. Personal (QR) and Business API numbers.
Sync WhatsApp with HubSpot or Pipedrive using WhatsMCP webhooks and the REST API: log every message on the contact and send templates from the CRM.
How we built a clean-room, pure-Go encoder and decoder for MLow — Meta's low-bitrate codec behind billions of WhatsApp, Messenger and Instagram calls: the hybrid SILK/CELT structure, reverse-engineering it against the live library, and frame-exact validation.
Push every inbound WhatsApp message to your own HTTPS endpoint the instant it arrives — how to register a WhatsMCP webhook, verify the signature, build a receiver that never loses a message, and three things to build on inbound events.
Why every WhatsApp number should have its own exit IP, and how to set per-account egress in WhatsMCP — Direct, WireGuard or SOCKS5 — with screenshots and operating tips for keeping a fleet of numbers healthy.
An inside look at our proxy layer, fingerprint emulation, and distributed egress management designed to mimic official client traffic profiles.
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