Intercom

Customer messaging and support platform API for managing contacts, conversations, messages, companies, articles, and tags.

Capabilities

Integration	Available	Notes
API	✓	REST API v2.11+ - contacts, conversations, messages, companies, articles, tags
MCP	-	Not available
CLI	✓	intercom.js
SDK	✓	Node.js, Ruby, Python, PHP, Go

Authentication

• Type: Bearer Token (Access Token or OAuth 2.0)
• Header: Authorization: Bearer {token}
• Version Header: Intercom-Version: 2.11
• Get key: Developer Hub at https://app.intercom.com/a/apps/_/developer-hub

Common Agent Operations

List contacts

GET https://api.intercom.io/contacts

Get a contact

GET https://api.intercom.io/contacts/{id}

Create a contact

POST https://api.intercom.io/contacts

{
  "role": "user",
  "email": "user@example.com",
  "name": "Jane Doe",
  "custom_attributes": {
    "plan": "pro"
  }
}

Update a contact

PUT https://api.intercom.io/contacts/{id}

{
  "name": "Jane Smith",
  "custom_attributes": {
    "plan": "enterprise"
  }
}

Search contacts

POST https://api.intercom.io/contacts/search

{
  "query": {
    "field": "email",
    "operator": "=",
    "value": "user@example.com"
  }
}

Delete a contact

DELETE https://api.intercom.io/contacts/{id}

List conversations

GET https://api.intercom.io/conversations

Get a conversation

GET https://api.intercom.io/conversations/{id}

Search conversations

POST https://api.intercom.io/conversations/search

{
  "query": {
    "field": "open",
    "operator": "=",
    "value": true
  }
}

Reply to a conversation

POST https://api.intercom.io/conversations/{id}/reply

{
  "message_type": "comment",
  "type": "admin",
  "admin_id": "{admin_id}",
  "body": "Thanks for reaching out!"
}

Create a message

POST https://api.intercom.io/messages

{
  "message_type": "inapp",
  "body": "Welcome to our platform!",
  "from": {
    "type": "admin",
    "id": "{admin_id}"
  },
  "to": {
    "type": "user",
    "id": "{user_id}"
  }
}

List companies

GET https://api.intercom.io/companies

Create or update a company

POST https://api.intercom.io/companies

{
  "company_id": "company_123",
  "name": "Acme Corp",
  "plan": "enterprise",
  "custom_attributes": {
    "industry": "Technology"
  }
}

List tags

GET https://api.intercom.io/tags

Create a tag

POST https://api.intercom.io/tags

{
  "name": "VIP Customer"
}

Tag a contact

POST https://api.intercom.io/contacts/{contact_id}/tags

{
  "id": "{tag_id}"
}

List articles

GET https://api.intercom.io/articles

Create an article

POST https://api.intercom.io/articles

{
  "title": "Getting Started Guide",
  "body": "<p>Welcome to our platform...</p>",
  "author_id": "{admin_id}",
  "state": "published"
}

List admins

GET https://api.intercom.io/admins

Submit events

POST https://api.intercom.io/events

{
  "event_name": "purchased-item",
  "created_at": 1706140800,
  "user_id": "user_123",
  "metadata": {
    "item_name": "Pro Plan",
    "price": 99.00
  }
}

Key Metrics

Contact Data

• id - Unique contact identifier
• role - user or lead
• email - Contact email
• name - Contact name
• created_at / updated_at - Timestamps
• last_seen_at - Last activity
• custom_attributes - Custom data fields
• tags - Applied tags
• companies - Associated companies

Conversation Data

• id - Conversation identifier
• state - open, closed, snoozed
• open - Boolean open status
• read - Read status
• priority - Priority level
• statistics - Response times, counts
• conversation_parts - Message history

Parameters

List Contacts

• per_page - Results per page (default 50, max 150)
• starting_after - Pagination cursor

List Conversations

• per_page - Results per page (default 20, max 150)
• starting_after - Pagination cursor

Search (Contacts & Conversations)

• query.field - Field to search
• query.operator - Comparison operator (=, !=, >, <, ~, IN, NIN)
• query.value - Search value
• pagination.per_page - Results per page
• pagination.starting_after - Cursor for next page
• sort.field / sort.order - Sort configuration

When to Use

• Managing customer contact records and segments
• Automating customer messaging and onboarding
• Monitoring and responding to support conversations
• Tracking customer events and behavior
• Building custom support workflows
• Syncing customer data between platforms

Rate Limits

• Default: 10,000 API calls per minute per app
• Per workspace: 25,000 API calls per minute
• Distributed in 10-second windows (resets every 10 seconds)
• Headers: X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset
• HTTP 429 returned when exceeded

Relevant Skills

• customer-onboarding
• customer-retention
• lead-generation
• customer-support
• in-app-messaging