Question 1

What is WhatsApp MCP for Gemini?

Accepted Answer

It is a connector that links the WhatsApp Business Platform to Google’s Gemini via the Model Context Protocol (MCP). Incoming WhatsApp messages are received, enriched with context, sent to Gemini for reasoning, and the AI’s response is returned to WhatsApp, enabling automated, intelligent conversations.

Question 2

How do I set up the WhatsApp Connector for Gemini?

Accepted Answer

Prerequisites: a WhatsApp Business Platform account (Cloud API or BSP), a verified phone number, webhook hosting, an MCP server, and a Gemini API key. Steps: 1) Configure WhatsApp app, phone number, and webhook. 2) Deploy MCP and the WhatsApp connector, set credentials (tokens, secrets), and the Gemini API key. 3) Map message events to MCP tools/prompts. 4) Test in a sandbox, verify delivery and responses, then move to production.

Question 3

Is the integration secure for business use?

Accepted Answer

Yes, when implemented correctly. Use HTTPS everywhere, store secrets securely, apply role-based access controls, and rotate tokens. Follow WhatsApp Business Platform policies and data retention limits. Log only necessary metadata, and avoid storing PII unless required by your use case and compliance posture.

Question 4

What are common use cases?

Accepted Answer

Automated customer support and FAQs, order status and account lookups, lead qualification, bookings and reminders, multilingual translation, summarization of long threads, sentiment detection, and agent assist suggestions during handoffs to human support.

Question 5

Can I customize Gemini’s replies on WhatsApp?

Accepted Answer

Yes. You can tailor system prompts, create response templates, enforce tone and brand style, add business knowledge via tools or retrieval, set language preferences, and apply rules (e.g., escalation, compliance disclaimers, or fallback responses) based on message context.

Question 6

What costs should I expect?

Accepted Answer

Three buckets: 1) WhatsApp conversation charges (vary by region and template category). 2) Gemini usage (input/output tokens, model choice). 3) Infrastructure (MCP server, databases, logging/monitoring). Optimize by caching knowledge, compressing prompts, and using the right model for the task.

Question 7

Does it work with group chats and broadcasts?

Accepted Answer

WhatsApp Business Platform focuses on 1:1 conversations with opted-in users. It does not support joining regular consumer group chats. You can do broadcasts using approved message templates to opted-in recipients, and handle replies as individual conversations.

Question 8

How fast are message responses?

Accepted Answer

Typical end-to-end latency is about 2–5 seconds, depending on network, webhook load, and model complexity. To improve speed, keep prompts concise, use streaming responses where possible, cache frequent answers, and scale your MCP/webhook infrastructure.

Question 9

Can I use multiple WhatsApp numbers?

Accepted Answer

Yes. You can connect multiple phone numbers under one account and route them through a single MCP deployment. Assign per-number configurations (prompts, templates, languages), and tag messages by number to keep data and workflows separated by brand or region.

Question 10

How do I troubleshoot connection issues?

Accepted Answer

Verify access tokens and app status, confirm webhook URL reachability and HTTPS certs, check WhatsApp webhook subscriptions, and inspect logs for signature or rate-limit errors. Ensure your MCP service is running, environment variables are correct, and message payloads match expected formats.

Connect WhatsApp to Gemini (Google) to unlock the power of AI automation

WhatsApp MCP tools

create-message-templateCreate a new message template for the WhatsApp business account.

create-message-template

delete-message-templateDelete a message template from the WhatsApp business account.

delete-message-template

get-business-profileGet the business profile information for a WhatsApp business phone number.

get-business-profile

get-mediaGet information about uploaded media including a temporary download url.

get-media

get-media-infoGet metadata about uploaded media without generating a download url.

get-media-info

get-message-templatesGet all message templates for the WhatsApp business account.

get-message-templates

get-phone-numberGet details of a specific phone number associated with a WhatsApp business account.

get-phone-number

get-phone-numbersGet all phone numbers associated with a WhatsApp business account (waba).

get-phone-numbers

get-template-statusGet the status and details of a specific message template.

get-template-status

send-contactsSend contacts WhatsApp number.

send-contacts

send-interactive-buttonsSend an interactive button message to a WhatsApp number.

send-interactive-buttons

send-interactive-listSend an interactive list message to a WhatsApp number.

send-interactive-list

send-locationSend a location message to a WhatsApp number.

send-location

send-mediaSend a media message to a WhatsApp number.

send-media

send-media-by-idSend media using a media id from previously uploaded media.

send-media-by-id

send-messageSend a text message to a WhatsApp number.

send-message

send-replySend a reply to a specific message in a WhatsApp conversation.

send-reply

send-template-messageSend a template message to a WhatsApp number.

send-template-message

upload-mediaUpload media files (images, videos, audio, documents, stickers) to WhatsApp servers.

upload-media

WhatsApp connector for other AI models (LLMs)

ChatGPT

Grok

Sonar

Claude Sonnet

Claude Opus

Mistral

DeepSeek Chat

Llama

Need inspiration? What's in your stack?

Airtable

Canva

GitHub

Gmail

Google Drive

HubSpot

Notion

Salesforce

Frequently Asked Questions