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One API to Unify
All Your Messaging

Centralize and manage messages from LinkedIn, WhatsApp, Instagram and Telegram directly within your app. Build powerful communication features with a single, developer-friendly API.

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Messaging Channels
LinkedIn
WhatsApp
Instagram
X
Telegram
Michel Opra
Profile
Activities
WhatsApp
You 4:13 PM
Quick Reminder: Call at 3:00 PM
LinkedIn
You 12/3
See you on Monday.
Instagram
Michel 12/3
Thank you for the invitation...
Telegram
You 12/2
Hello Michel, please find here...
unipile-api
curl -X POST \ api.unipile.com/v1/chats/ {chat_id}/messages \ -H 'accept: application/json' \ -d 'text=Hello...'
Unipile - Messaging API Interactive Section

Unify All Your Messaging API Channels in One Platform

In today's dynamic business landscape, efficient communication is the key to success. Consolidate all your business messages from WhatsApp API, LinkedIn Messaging API, and more into one unified hub. With Unipile's Messaging API, enhance the way your CRM and ATS systems operate.

Your App
LinkedIn
WhatsApp
Instagram
Telegram
Me Monday, 05:09 PM
Hey Sarah 👋 We loved your latest project on Behance, are you open to new opportunities?
Sarah
Sarah Wilson Monday, 07:12 PM
Hi! Yes, I'm always curious. What kind of project are you recruiting for?
Me Today, 10:30 AM
Hi John! Here's the contract we discussed. Let me know if you have any questions 📄
John
John Smith Today, 10:45 AM
Perfect, I'll review it today and get back to you!
Me Yesterday, 03:15 PM
Hey Emma! 🎨 Love your content! Would you be interested in a brand collaboration?
Emma
Emma Creative Yesterday, 04:30 PM
Thanks! I'd love to hear more about the project. DM me the details!
Me Today, 09:00 AM
Hey Alex! The new API documentation is ready for review 🚀
Alex
Alex Dev Today, 09:15 AM
Awesome! I'll check it out right now and push the updates.
Reply via LinkedIn
LinkedIn

LinkedIn Messaging API

Integrate LinkedIn messaging into your app to enable inbox synchronization for your users.

Sync all conversations in real time
Read and reply to messages
Send attachments and voice notes
Support Recruiter & Sales Navigator
LinkedIn Messaging API
WhatsApp

WhatsApp Business API

Connect WhatsApp accounts directly to your platform and enable real-time business messaging. Perfect for customer support and sales outreach.

Send and receive messages in real time
Share images, documents, and media
Manage multiple WhatsApp accounts
Webhooks for instant notifications
WhatsApp Messaging API
Instagram

Instagram Direct Messaging API

Integrate Instagram DMs into your app to manage customer conversations and creator outreach. Perfect for influencer marketing platforms.

Read and send Instagram direct messages
Manage business and creator accounts
Manage responses and track engagement
Share media and story mentions
Instagram Messaging API
Telegram

Telegram API Integration

Leverage Telegram's powerful messaging capabilities directly within your application. Ideal for tech teams and international communication.

Send and receive messages across chats
Share files, media, and documents
Access message history and sync
Support for groups and channels
Telegram Messaging API

Explore All Available Endpoints for LinkedIn, WhatsApp, Instagram and Telegram

From message management to real-time sync, see exactly what you can send and retrieve via our Messaging API. Use these capabilities to build outreach sequences, unified inboxes, or communication workflows tailored to your product logic.

Social Platform Features

linkedin, whatsapp, instagram, telegram logos

Account connection

Message

Attachments

Profiles

Webhooks

LinkedIn WhatsApp Instagram Telegram
Hosted Auth: White label email auth
Custom auth: Connect user with credentials
LinkedIn WhatsApp Instagram Telegram
Send & Reply messages
List Messages, Chats & Attendees
Sync History
List Reactions
Read Receipts
LinkedIn WhatsApp Instagram Telegram
Send Files Attachments
Receive Files Attachments
Send Voice Notes
Send Embed Video
LinkedIn WhatsApp Instagram Telegram
Retrieve Own Profile
Retrieve Users Profiles
Is Number is On?
LinkedIn WhatsApp Instagram Telegram
Account Status
New Message
New Reaction / Read / Event
Account Connection
✓
Hosted Auth: White label to connect your end users
✓
Custom auth: connect user with credentials, cookies, your chrome extension
Messages
✓
Send & Reply messages
✓
List Messages, Chats & Attendees
✓
Sync History
✓
List Reactions
✓
Read Receipts
Attachments
✓
Send Files Attachments
✓
Receive Files Attachments
✓
Send Voice Notes (Only LinkedIn)
✓
Send Embed Video (Only LinkedIn)
Profiles
✓
Retrieve Own Profile (Only LinkedIn, Telegram)
✓
Retrieve Users Profiles (Only LinkedIn, Telegram)
✓
Is Number is On? (Only WhatsApp, Telegram)
Webhooks
✓
Account Status
✓
New Message
✓
New reaction / Read / Event

X and Messenger APIs are being refactored

Unipile - Messaging API Features
Built for Developers

Messaging API Integration for Modern Apps

Connect LinkedIn, WhatsApp, Instagram, and Telegram through a single API. Build faster, integrate efficiently, and deliver seamless messaging experiences.

Simple Integration

Connect and sync messages with just a few lines of code. Our SDK handles authentication, syncing, and error handling.

messaging-sync.js 
// Connect any messaging provider in seconds
import { UnipileClient } from 'unipile-node-sdk';

const client = new UnipileClient({
  dsn: 'https://api.unipile.com',
  token: process.env.UNIPILE_TOKEN
});

// Fetch all chats from connected accounts
const chats = await client.messaging.listChats({
  limit: 50,
  account_id: 'acc_123'
});

// Send message to any platform
await client.messaging.sendMessage({
  chat_id: 'chat_456',
  text: 'Hello from Unipile!'
});
Explore API Reference TypeScript Ready
LinkedIn
WhatsApp
Instagram
Telegram
One Unified API

LinkedIn Recruiter & Sales Navigator

Full support for premium LinkedIn inboxes. Sync Recruiter and Sales Navigator messages alongside standard LinkedIn.

DMA Compliant

Built in line with the Digital Markets Act. Messaging interoperability aligned with platform guidelines and security standards.

Real-time Webhooks

Instant notifications for new messages, reactions, and read receipts. No polling required.

Rich Media Support

Send and receive images, documents, voice notes, and files across all platforms seamlessly.

Sandbox Environment

Test your integration risk-free. Debug with detailed logs and error tracking before going live.

Build Now
Unified Dashboard

One dashboard for all your integrations

Manage all your LinkedIn, WhatsApp, Gmail accounts and more from a single, intuitive interface.

/
Acme
/
Application
Documentation
API Reference
Changelog
Connect a new account
Select the type of account you
want to connect
LinkedIn
LinkedIn
WhatsApp
WhatsApp
Instagram
Instagram
Telegram
Telegram
Google
Google
IMAP
IMAP
Microsoft
Microsoft
Google Calendar
Google Calendar
Outlook Calendar
Outlook Calendar

Accounts

20 Operational
0 Authentication required
0 Service interruption
0 Paused
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Operational Linked on
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Operational Linked on
03/01/2025
Operational Linked on
02/15/2025
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03/01/2025
Operational Linked on
02/22/2025
Try for free
Dashboard Demo
Unipile - API Suite Section for Messaging Page

Discover More from Our API Suite

Beyond messaging, Unipile connects your product to social networks, email providers, and calendars. Build a complete communication layer with a unified API approach.

Social Media API

Access profiles, posts, comments, and engagement data from LinkedIn and Instagram. Perfect for enrichment, social listening, or building audience insights into your platform.

Email API

Connect Gmail, Outlook, and IMAP accounts to send, receive, and organize emails programmatically. Enable email tracking, thread management, and smart inbox features in your app.

Calendar API

Sync Google Calendar and Outlook events in real time. Create, update, and manage meetings directly from your product. Ideal for scheduling features and CRM integrations.

Our APIs are built for legitimate business use cases. We enforce rate limits and usage policies to ensure a secure, spam-free experience for all users.

3000+ Companies Innovating with Unipile
Trusted by industry leaders
1 API
Streamline operations for all major communication channels
2 Days
Achieve live integration quickly with minimal setup
30%
Reduction in maintenance efforts and resources

Built-In Security and Compliance

Enterprise-grade protection for your data and workflows Learn more about our security
SOC 2 Type II
SOC 2 Type II
Certified
Independently audited security controls ensuring data protection and operational integrity.
GDPR
GDPR
Compliant
Full compliance with European data protection regulations for user privacy.
99.9%
Platform Uptime over the last 24 months
24/7
Global Support with high-performance API
Unipile - Messaging API FAQ

Messaging API FAQ

Common questions about our Messaging API integration

A Messaging API is a tool that allows applications to send and receive messages on various messaging platforms like WhatsApp, LinkedIn, Instagram, and Telegram programmatically.
Yes, with Unipile you can integrate platforms like WhatsApp, LinkedIn, Instagram, and Telegram into a unified solution using a single Messaging API.
You can connect WhatsApp API for your personal account through Unipile. WhatsApp Business API integration is also available – contact us for more details.
WhatsApp Business API is designed for business use with features like templates and automation, while WhatsApp Personal API (WhatsApp for Individuals) is intended for personal communication.
Yes, you can integrate the LinkedIn API into your systems to manage and track messages and interactions on the platform, including Recruiter and Sales Navigator inboxes.
Unipile's Messaging API allows you to unify communications across platforms such as WhatsApp, Instagram, Telegram, and LinkedIn. It enhances user experiences and provides valuable data insights through a single integration.
Absolutely. By providing a 360-degree view of interactions and ensuring no message goes unnoticed, Unipile's APIs can significantly increase your Customer Satisfaction (CSAT) scores.
Security is crucial. Always use secure, authorized channels, encrypt sensitive data, and follow best practices outlined by the respective API providers to protect your messaging integration.
Yes. Even though Unipile simplifies integration, all usage must comply with Meta's Terms of Service. This means no scraping, no spam, and no unauthorized automation. Our API focuses exclusively on messaging interoperability, and every implementation must respect Meta's official policies.
Yes. Unipile is designed in line with the DMA by enabling messaging interoperability across channels such as Instagram, WhatsApp, and Telegram. We don't bypass platform security or store unauthorized data; instead, we provide a unified and compliant way for software editors to integrate messaging features.
Tell us about your project here. We look forward to discussing how Unipile can support your communication needs! Feel free to access our API documentation here.

Still have questions? Our team is here to help.

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