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The Attio server provides comprehensive access to your Attio CRM, enabling you to manage companies, contacts, and lists through the MCP protocol.

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Authentication

This server uses OAuth 2.0 authentication. You’ll need:
  • An Attio account and API access
  • An Attio OAuth App key with appropriate permissions:
    • Reading companies and contacts
    • Writing companies and contacts
    • Managing lists
Refer to the Attio API documentation for setup instructions.

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Local Setup

Create local_auth/oauth_configs/attio/oauth.json: 
{
  "client_id": "xxxxxxxxxxxxxxxxxxxxx",
  "client_secret": "xxxxxxxxxxxxxxxxxxxxx",
  "redirect_uri": "http://xxxxxxxxxxxxx"
}
Run authentication: 
python src/servers/attio/main.py auth

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Resources

The server exposes these resources:
URIDescription
attio:///collections/companiesCompanies collection (up to 50 records)
attio:///collections/peoplePeople/contacts collection (up to 50 records)
attio:///lists/{list_id}Records from a specific list

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Tools

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Company Management

Search for companies in Attio by name.Parameters:
  • query (string, required): Search query to match company names
Example:
{
  "query": "Acme Corp"
}
Implementation: Uses Attio’s query API with a $contains filter on the name field. Returns up to 50 matching companies.
Retrieve detailed information about a specific company.Parameters:
  • id (string, required): Company ID
Example:
{
  "id": "comp_123abc"
}
Create a new company record in Attio.Parameters:
  • name (string, required): Company name
  • domain (string, optional): Company domain
  • attributes (object, optional): Additional attributes as key-value pairs
Example:
{
  "name": "Acme Corporation",
  "domain": "acme.com",
  "attributes": {
    "industry": "Technology",
    "employee_count": 500
  }
}
Note: Domains are stored as an array in Attio.
Update an existing company’s attributes.Parameters:
  • id (string, required): Company ID
  • attributes (object, required): Attributes to update as key-value pairs
Example:
{
  "id": "comp_123abc",
  "attributes": {
    "employee_count": 750,
    "status": "active"
  }
}

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Contact Management

Search for contacts by name or email.Parameters:
  • query (string, required): Search query
Example:
{
  "query": "john.doe@example.com"
}
Implementation: Searches both full name and email address fields using $or and $contains operators.
Retrieve detailed information about a specific contact.Parameters:
  • id (string, required): Contact ID
Example:
{
  "id": "person_456def"
}
Create a new contact in Attio.Parameters:
  • email (string, required): Contact email address
  • first_name (string, optional): First name
  • last_name (string, optional): Last name
  • company_id (string, optional): Company ID to associate with
  • attributes (object, optional): Additional attributes
Example:
{
  "email": "john.doe@acme.com",
  "first_name": "John",
  "last_name": "Doe",
  "company_id": "comp_123abc"
}
Note: Names are structured with full_name, first_name, and last_name fields.
Update an existing contact’s attributes.Parameters:
  • id (string, required): Contact ID
  • attributes (object, required): Attributes to update
Example:
{
  "id": "person_456def",
  "attributes": {
    "job_title": "Senior Engineer"
  }
}

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List Management

Retrieve all available lists in your Attio workspace.Parameters: NoneReturns: Array of lists with ID and title information.
Read all records from a specific list.Parameters:
  • list_id (string, required): List ID
Example:
{
  "list_id": "list_789ghi"
}
Add a company or contact record to a list.Parameters:
  • list_id (string, required): List ID
  • record_id (string, required): Record ID to add
  • record_type (string, required): Type of record - either company or contact
Example:
{
  "list_id": "list_789ghi",
  "record_id": "comp_123abc",
  "record_type": "company"
}

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API Reference

Base URL: https://api.attio.com/v2 All requests use Bearer token authentication. The server automatically handles token management through the OAuth flow.

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Error Handling

The server provides detailed error messages for:
  • Missing required parameters
  • Invalid record IDs
  • API authentication failures
  • Network errors
Errors are returned as text content with appropriate status codes from the Attio API.

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