How to integrate Attio MCP with ChatGPT

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How to integrate Attio MCP with ChatGPT

ChatGPT is one of the most popular AI tools today, with capabilities ranging from deep research and image generation to writing, coding, and everyday productivity.

In this guide, I will explain the easiest and most secure way to connect your Attio account to ChatGPT via Composio Connect, so it can summarize unread updates from this morning, create draft replies to urgent messages, fetch contact details for recent senders, and more without ever putting your account credentials at risk.

Also integrate Attio with

Why use Composio over default connectors?

  • Apps with read and write access. Default connectors mostly can read your data. Composio's Attio integration lets ChatGPT take actions like creating drafts, sending updates, labeling records, and more.
  • 1,000+ SaaS toolkits out of the box. Composio gives you instant access to a vast catalog of pre-built connectors, from Gmail and Slack to Notion, Linear, and Salesforce.
  • One MCP server for every app. Connect any of your applications on demand through a single endpoint, rather than juggling a separate server for each app.
  • Smart, context-aware tool loading. Unlike traditional MCP servers that dump every available tool into the LLM context window, Composio searches for and loads only the tools relevant to the task at hand.
  • Cross-app automation. Chain actions across multiple apps in a single run - fetch a thread, summarize it in Notion, and post highlights to Slack without leaving the conversation.

Prerequisites

  • A ChatGPT account with Plus subscription or higher (Business, Enterprise, Edu, or Pro). We will use ChatGPT Web.
  • Access to the Attio workspace you want to connect.
  • Composio MCP.

Note: Composio connects through OAuth. You will be asked to sign in and approve specific permissions. Review the permission screen carefully if you are using a work account.

Step-by-step: Connect Attio to ChatGPT

1. Enable Developer Mode

In ChatGPT, go to Settings > Apps > Advanced settings and turn on Developer Mode.

ChatGPT settings showing Developer Mode toggle

2. Add the MCP server

Click Create app, then paste the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
ChatGPT create app flow with Composio MCP URL

3. Authorize in your browser

A browser window will open automatically. Sign in to authorize ChatGPT to access your Composio account.

Composio authorization screen for ChatGPT MCP setup

4. Start using Composio

Composio tools are now available in ChatGPT chats and Deep Research. In every new chat, click the + icon at the bottom, click More, and select Composio to enable tools for that conversation.

What you can do after connecting Attio

  • Add a meeting note to John Smith’s record
  • Find all companies added this week
  • List recent notes for Acme Corp
  • Delete the outdated deal record for Q2

Security + privacy notes (important)

  • Use least-privilege access: Only grant permissions you actually need.
  • Review OAuth permissions before approving: Make sure requested scopes match what you expect Composio and ChatGPT to do.
  • Keep write actions human-reviewed: For actions like sending messages, creating labels, or editing drafts, keep manual confirmation enabled.
  • Be careful with sensitive data: Avoid using this setup with highly sensitive information unless allowed by your personal, company, or client policies.

Supported Tools & Triggers

Tools
Assert Company (Create or Update)Creates or updates a company record in Attio using a unique attribute to search for existing companies.
Assert Person RecordTool to create or update person records using a unique attribute to search for existing people.
Assert User Record (Create or Update)Creates or updates a user record in Attio using a unique attribute to search for existing users.
Assert Workspace (Create or Update)Creates or updates a workspace record in Attio using a unique attribute to search for existing workspaces.
Create AttributeTool to create a new attribute on an object or list in Attio.
Create CommentTool to create a new comment on a thread, record, or list entry in Attio.
Create CompanyCreates a new company record in Attio.
Create Deal RecordTool to create a new deal record in Attio.
Create ListTool to create a new list in Attio.
Create NoteThis tool creates a new note on a given record in Attio.
Create ObjectTool to create a new custom object in your Attio workspace.
Create PersonCreates a new person record in Attio.
Create RecordThis tool creates a new record in Attio for a specified object type (people, companies, deals, users, workspaces, etc.
Create Select OptionTool to add a new select option to a select or multiselect attribute in Attio.
Create StatusTool to add a new status to a status attribute on either an object or a list.
Create TaskTool to create a new task in Attio.
Create User RecordCreates a new user record in Attio.
Create WebhookTool to create a webhook and subscribe to events in Attio.
Create Workspace RecordCreates a new workspace record in Attio.
Delete CommentTool to delete a comment by its comment_id.
Delete CompanyTool to delete a company record from Attio by its record_id.
Delete DealTool to delete a deal record from Attio by its record_id.
Delete List EntryTool to delete a single list entry by its entry_id in Attio.
Delete NoteThis tool allows users to delete a specific note in Attio by its ID.
Delete PersonTool to delete a person record from Attio by its record_id.
Delete RecordThis tool allows you to delete a record from Attio permanently.
Delete TaskTool to delete a task by its task_id.
Delete UserTool to delete a user record from Attio by its record_id.
Delete WebhookTool to delete a webhook by its webhook_id.
Delete Workspace RecordTool to delete a workspace record from Attio by its record_id.
Find RecordThis tool allows users to find a record in Attio by either its unique ID or by searching using unique attributes.
Get Attribute DetailsTool to get information about a single attribute on either an object or a list.
Get CommentTool to get a single comment by its comment_id in Attio.
Get CompanyTool to get a single company record by its record_id in Attio.
Get Deal RecordTool to get a single deal record by its record_id in Attio.
Get ListTool to retrieve details of a single list in your Attio workspace.
Get List EntryTool to get a single list entry by its entry_id.
Get NoteTool to get a single note by its note_id in Attio.
Get ObjectTool to get a single object by its object_id or slug.
List Record EntriesTool to list all entries, across all lists, for which a record is the parent.
Get Current Token InfoTool to identify the current access token, the workspace it is linked to, and any permissions it has.
Get TaskTool to get a single task by its task_id in Attio.
List TasksTool to list all tasks in the workspace.
Get WebhookTool to get a single webhook by its webhook_id in Attio.
Get Workspace MemberTool to get a single workspace member by their workspace_member_id.
Get Workspace RecordTool to get a single workspace record by its record_id.
List Attribute OptionsTool to list all select options for a particular attribute on either an object or a list.
List AttributesTool to list the attribute schema for an Attio object or list (including slugs, types, select/status config) to enable correct filtering and writes.
List Attribute StatusesTool to list all statuses for a particular status attribute on either an object or a list.
List Call RecordingsTool to list all call recordings for a meeting in Attio.
List CompaniesTool to list company records in Attio with optional filtering and sorting.
List Company Attribute ValuesTool to get all values for a given attribute on a company record.
List Company Record EntriesTool to list all entries across all lists for which a company record is the parent in Attio.
List Deal EntriesTool to list all entries across all lists for which a deal record is the parent in Attio.
List Deal Record Attribute ValuesTool to retrieve all values for a specified attribute on a deal record in Attio.
List Deal RecordsTool to list deal records in Attio with the option to filter and sort results.
List List Entry Attribute ValuesTool to retrieve all values for a specified attribute on a list entry in Attio.
List ListsThis tool retrieves all lists available in the Attio workspace, sorted as they appear in the sidebar.
List MeetingsTool to list all meetings in the workspace using a deterministic sort order.
List NotesLists notes in Attio.
List ObjectsThis tool retrieves a list of all available objects (both system-defined and user-defined) in the Attio workspace via GET /v2/objects, returning key metadata including slugs and IDs for each object.
List People Attribute ValuesTool to get all values for a given attribute on a person record.
List People Record EntriesTool to list all entries across all lists for which a person record is the parent in Attio.
List Record Attribute ValuesTool to retrieve all values for a specified attribute on a record in Attio.
List RecordsThis tool lists records from a specific object type in Attio.
List ThreadsTool to list threads of comments on a record or list entry in Attio.
List User Record EntriesTool to list all entries across all lists for which a user record is the parent in Attio.
List User RecordsTool to list user records in Attio with optional filtering and sorting.
List WebhooksTool to get all webhooks in your Attio workspace.
List Workspace MembersTool to list workspace members (actors) so agents can reliably assign owners and resolve workspace-member IDs even when the optional Users standard object is disabled.
List Workspace Record Attribute ValuesTool to retrieve all values for a specified attribute on a workspace record in Attio.
List Workspace Record EntriesTool to list all entries across all lists for which a workspace record is the parent in Attio.
List Workspace RecordsTool to list workspace records with filtering and sorting options.
Patch RecordTool to update people, companies, and other records by record_id using PATCH method.
Update List Entry by Entry IDTool to update list entries by entry_id in Attio.
Get PersonTool to get a single person record by its record_id in Attio.
List Person RecordsTool to list person records from Attio with optional filtering and sorting.
Create List EntryTool to add a record to a list as a new list entry in Attio.
List List EntriesTool to list entries in a given list, with the option to filter and sort results.
List Records with QueryTool to list people, company or other records in Attio with the option to filter and sort results.
Assert List Entry by ParentTool to create or update a list entry for a given parent record in Attio.
Update List Entry by Entry ID (PUT)Tool to update list entries by entry_id in Attio using PUT method.
Assert Record (Create or Update)Tool to create or update people, companies and other records in Attio using a matching attribute.
Put Record (Overwrite)Tool to update people, companies, and other records by record_id using PUT method.
Query RecordsTool to query records for a specific Attio object using server-side filtering operators and sorting.
Search RecordsTool to fuzzy search for records across multiple objects in Attio.
Update AttributeTool to update an existing attribute by its attribute_id or slug.
Update CompanyTool to update a company record in Attio by its record_id.
Update Deal RecordTool to update an existing deal record in Attio by record ID.
Update ListTool to update an existing list in Attio.
Update ObjectTool to update a single object's configuration in Attio.
Update PersonTool to update a person record in Attio by its record_id.
Update RecordThis tool updates an existing record in Attio for a specified object type (people, companies, deals, users, workspaces, etc.
Update Select OptionTool to update an existing select option for a select or multiselect attribute in Attio.
Update StatusTool to update a status on a status attribute on either an object or a list in Attio.
Update TaskTool to update an existing task in Attio by its task_id.
Update User RecordTool to update a user record in Attio by its record_id.
Update WebhookTool to update a webhook's target URL and/or event subscriptions.
Update Workspace RecordTool to update a workspace record by ID using PATCH method.

How to build Attio MCP Agent with another framework

FAQ

What are the differences in Tool Router MCP and Attio MCP?

With a standalone Attio MCP server, the agents and LLMs can only access a fixed set of Attio tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Attio and many other apps based on the task at hand, all through a single MCP endpoint.

Can I use Tool Router MCP with ChatGPT?

Yes, you can. ChatGPT fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Attio tools.

Can I manage the permissions and scopes for Attio while using Tool Router?

Yes, absolutely. You can configure which Attio scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

How safe is my data with Composio Tool Router?

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Attio data and credentials are handled as safely as possible.

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Agent.ai
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DataStax
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Context
Letta
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HubSpot
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