ChatGeniusPricingAboutBlog Login
Meta Meta Verified Tech Provider

AI Facebook Messenger Bot for Pages

A GPT-5 AI agent that replies to Messenger DMs, fires from Facebook comments, sends private replies, and gives your team a full 7-day window to follow up. Shared inbox with Instagram, WhatsApp, SMS, and Telegram. Included on every plan.

Start Free

Messenger on every plan  ·  No credit card required

Built On

Meta OpenAI Stripe Twilio Pusher Google Calendar

How the Messenger Bot Works

Connect your Facebook Page, train the AI once, respond everywhere

1

Connect Your Page

Log in with Facebook through the portal and pick the Page you want to automate. ChatGenius subscribes to Messenger webhooks automatically. As a Meta Verified Tech Provider, every permission we need is already approved.

2

Train Your AI Once

Write your AI's instructions, tone, and business context. Upload knowledge base documents. Configure escalation rules. The same configuration runs on Messenger, Instagram, WhatsApp, SMS, and Telegram.

3

AI Replies & Triggers Fire

Inbound DMs route through GPT-5 with your knowledge base. Comment Auto-DM fires when someone leaves a keyword on a Page post. Private Replies jump comment threads into Messenger DMs. Typing indicators and quick replies feel native.

4

Your Team Takes Over When Needed

Sentiment escalation flags negative conversations via SMS. Team members claim the thread from the shared inbox, and the AI steps back. The HUMAN_AGENT 7-day window gives your team a full week to follow up, no templates required.

Messenger Features

Everything you need to automate Facebook Pages at scale

GPT-5 AI Agent

Same brain as Instagram, WhatsApp, SMS, and Telegram. Shared knowledge base, tone, and business context. Configure once, respond consistently everywhere.

7-Day HUMAN_AGENT Window

Meta approved the HUMAN_AGENT permission for ChatGenius, extending team reply time from 24 hours to 7 days. The system auto-detects whether a conversation needs standard RESPONSE messaging or the HUMAN_AGENT tag and routes accordingly.

Comment Auto-DM

Fires when someone leaves a configured keyword on one of your Facebook Page posts. ChatGenius privately DMs the commenter through Messenger, starting the conversation inside the 24-hour window. Works on organic and ad posts.

Private Reply to Comments

Jump from a public Facebook comment into a private Messenger DM in one step. Uses Meta's Private Reply API, so the customer receives a Messenger DM (not a public reply). Highest-intent moment to convert a comment into a conversation.

AI Comment Manager

AI replies publicly to Facebook comments using your knowledge base, flags negative sentiment, and can hide or delete based on rules. Keeps your Page engagement high without manual moderation.

Shared Team Inbox

Messenger conversations sit alongside Instagram, WhatsApp, SMS, and Telegram. Claim a thread, leave internal notes, tag contacts, and assign agents. AI steps back the moment a human claims the thread.

Visual Flow Builder

Drag-and-drop flows fire on Messenger exactly like they do on Instagram and WhatsApp. Keyword triggers, button branching, image nodes, and button-click routing all work natively. Build once, run across all three Meta channels.

Quick Replies & Rich Buttons

Messenger supports quick reply chips, postback buttons, and URL buttons natively. ChatGenius generates all three automatically based on conversation context or fires them from Flow Builder. Typing indicators and reactions included.

Lead Capture & Booking

Auto-detect names, emails, and phone numbers in Messenger conversations. Google Calendar booking is built in. AI follow-ups fire inside the 24-hour window. Hand off to your team inside the 7-day HUMAN_AGENT window.

Why the 7-Day Window Matters

Most Messenger bots miss this. We spent 11 submissions to get it approved.

Meta's default Messenger policy locks outbound messages after 24 hours. For most platforms, that means team members can't reply to a conversation that started yesterday, unless they send a template or sponsored message. In practice, inboxes fill up with "I can't reply, the window closed" workarounds.

Meta offers a solution called the HUMAN_AGENT tag that extends the team-reply window from 24 hours to a full 7 days, but it requires direct approval. Meta rejected our first 10 submissions. We got approved on submission 11 and now the tag is live on every ChatGenius account.

ChatGenius auto-detects whether a conversation is in the 0-24h standard window or the 24h-to-7d HUMAN_AGENT window and applies the correct messaging type with zero configuration. Your team can reply to any Messenger conversation from the last week, naturally, with no templates.

Use Cases

Local Services

Quote, Book, Confirm

Facebook Page posts drive comments. Comment Auto-DM moves the conversation into Messenger. AI qualifies the job, collects details, and books through Google Calendar. Confirmation follow-up handled by AI, with team takeover available for 7 days.

Creators & Coaches

Lead Magnet Auto-Delivery

Post a promo saying "Comment FREE to get the guide". Comment Auto-DM sends a private Messenger message with the lead magnet, and AI handles every follow-up question about the offer.

E-commerce

Pre-Purchase & Support

AI answers product, shipping, and sizing questions from Messenger inside the 24-hour window. Post-purchase support conversations extend to 7 days for your team through HUMAN_AGENT.

Agencies

Multi-Page Management

Connect unlimited Facebook Pages across client accounts (on Business tier). Each Page has its own AI configuration, knowledge base, and team. One portal, many Pages.

Events & Launches

Private Reply Follow-Up

Someone comments on your launch post asking for details. Private Reply sends them a Messenger DM directly from the comment thread. AI handles the rest.

Teams

Unified Cross-Channel Inbox

Messenger alongside Instagram, WhatsApp, SMS, and Telegram in one inbox. Claim, tag, add internal notes. Sentiment escalation sends SMS alerts when a conversation turns negative.

Plan Availability

Feature
Free
Creator
Pro
Business
Messenger channel
AI conversations / month
10
500
2,500
10,000
Comment Auto-DM triggers
2
10
30
Unlimited
AI Comment Manager
-
-
Team members (shared inbox)
0
1
5
Unlimited
Flow Builder on Messenger
1 flow
5 flows
20 flows
Unlimited
7-day HUMAN_AGENT window
See full pricing details →

Messenger Bot Questions

How do I connect my Facebook Page?+
Log in to the ChatGenius portal and use Facebook's official OAuth login. Pick the Page you want to connect, approve the permissions, and ChatGenius handles webhook subscription automatically. We're a Meta Verified Tech Provider, so every permission we need is already approved.
What is the 7-day HUMAN_AGENT window?+
Meta's standard Messenger window lets any bot or team member reply for 24 hours after a customer's last message. ChatGenius has the HUMAN_AGENT permission approved by Meta, which extends the team reply window to 7 full days. The AI auto-detects whether a conversation is inside the 24-hour standard window or in the 24h-to-7d human-agent window and applies the correct messaging type. Team members can reply to any conversation that started within the last week, no templates required.
Can the AI reply to Facebook comments?+
Yes, two ways. Comment Auto-DM fires when someone leaves a specific keyword on a Facebook post and automatically sends them a private message. AI Comment Manager can reply publicly to comments, flag negative sentiment, and hide or delete as needed. Both run on Page posts, including organic and ad posts.
What are Private Replies to Facebook comments?+
When someone comments on one of your Page posts, you can send them a private DM directly from that comment thread. ChatGenius uses Meta's Private Reply API so the customer receives a Messenger DM, not a comment response. It's the highest-intent moment to move a public engagement into a private conversation.
What message types does the AI support on Messenger?+
Text, quick reply buttons, postback buttons, URL buttons, images, reactions, and typing indicators. Quick replies appear as tappable chips below the message. Buttons support up to 3 per card (postback or URL). All generated automatically by the AI based on conversation context, or fired by the Flow Builder.
How does ChatGenius handle comment triggers?+
Set up a trigger with keywords like LINK or PRICE. When a customer comments that exact word (or any configured match rule) on a Page post, ChatGenius sends them an auto-DM inside Messenger. Comment triggers fire on both organic and ad posts, and you can attach a full Flow Builder sequence or a single reply. Limit scales with tier: Free 2, Creator 10, Pro 30, Business unlimited.
Does the Flow Builder work on Messenger?+
Yes. Build drag-and-drop flows with keyword triggers, button branching, image nodes, and conditional paths. The same flow you build for Instagram runs on Facebook Messenger (and WhatsApp) with no changes. Button payloads route correctly on every channel.
Is Messenger included in my plan?+
Yes. Facebook Messenger is included on every plan, including Free. The Free tier includes 10 AI conversations per month and 2 comment triggers. Paid tiers increase conversation limits, comment triggers, team members, and feature access.
Can my team reply alongside the AI?+
Yes. Facebook Messenger conversations appear in the shared team inbox with Instagram, WhatsApp, SMS, and Telegram. When a team member claims a thread, AI steps back automatically. Internal notes, tagging, assignment, and sentiment escalation all work the same way across channels.
What happens if a conversation goes past 7 days?+
Outside the 7-day HUMAN_AGENT window, Meta blocks most message types to prevent spam. The conversation stays visible in the inbox, but outbound messaging is restricted. The customer can re-open the window any time by sending a new message, which resets the 24-hour and 7-day clocks.

Automate Your Facebook Page Today

Connect your Page, train the AI once, and let Messenger run itself. Free plan included.

Start Free
Start Free