[Cotlet](https://cotlet.dev/index.md) · [Integrations](https://cotlet.dev/integrations.md) · [How it works](https://cotlet.dev/how-it-works.md) · [Use cases](https://cotlet.dev/use-cases.md) · [Security](https://cotlet.dev/security.md) · [For developers](https://cotlet.dev/for-developers.md) · [For automation agencies](https://cotlet.dev/for-agencies.md) · [Blog](https://cotlet.dev/blog.md) · [API docs](https://cotlet.dev/docs.md) · [Help center](https://cotlet.dev/help.md) · [Changelog](https://cotlet.dev/changelog.md) · [Contact](https://cotlet.dev/contact.md) · [Pricing](https://cotlet.dev/pricing.md) · [Sign up](https://cotlet.dev/signup)

# Add note

> A note on a company, contact or deal. Inputs, cURL, Python and Node.js examples and an example response.

Source: https://cotlet.dev/docs/api/teamleader/add_note

Docs sections: [Get started](https://cotlet.dev/docs.md) · [REST API](https://cotlet.dev/docs/api.md) · [MCP](https://cotlet.dev/docs/mcp.md) · [SDKs & CLI](https://cotlet.dev/docs/sdks.md) · [Integrations](https://cotlet.dev/docs/integrations.md)

A note on a company, contact or deal.

Teamleader API: https://cotlet.dev/docs/api/teamleader.md

`POST https://cotlet.dev/api/v1/teamleader/subjects/{subject_id}/notes`

Access: write.

Adds a note to the detail page of a company, a contact or a deal. Your colleagues see it there with your name. It reaches nobody by email and can be edited or deleted in Teamleader, so it does not wait for your OK.

## Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `subject_type` | enum | yes | company, contact or deal. |
| `subject_id` | string | yes | ID of the company, contact or deal. |
| `content` | string | yes | Text of the note. |

## Request

**cURL**

```bash
curl -X POST https://cotlet.dev/api/v1/teamleader/subjects/subject_8c41d2/notes \
  -H "Authorization: Bearer $COTLET_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"subject_type":"company","content":"content"}'
```

**Python**

```python
result = client.call("teamleader", "add_note", {"subject_type":"company","subject_id":"subject_8c41d2","content":"content"})
```

**Node.js**

```js
const result = await cotlet.call('teamleader', 'add_note', {"subject_type":"company","subject_id":"subject_8c41d2","content":"content"});
```

**CLI**

```bash
cotlet call teamleader add_note --data '{"subject_type":"company","subject_id":"subject_8c41d2","content":"content"}'
```

## Example response

```json
{
  "note_id": "ee94b4c0-5786-0517-9d26-8dd1e6406f20",
  "subject_type": "deal",
  "subject_id": "9c1f3a5e-7b24-4d68-8e0a-5f2b4c6d8e10",
  "created_at": "2026-10-20T08:02:00Z"
}
```

Previous: [Get invoice](https://cotlet.dev/docs/api/teamleader/get_invoice.md)
Next: [Create task](https://cotlet.dev/docs/api/teamleader/create_task.md)

---

Give your AI agents your signed-in browser.

**Product:** [Integrations](https://cotlet.dev/integrations.md) · [Use cases](https://cotlet.dev/use-cases.md) · [How it works](https://cotlet.dev/how-it-works.md) · [Pricing](https://cotlet.dev/pricing.md) · [Security](https://cotlet.dev/security.md)

**Resources:** [Blog](https://cotlet.dev/blog.md) · [API docs](https://cotlet.dev/docs.md) · [Help center](https://cotlet.dev/help.md) · [Changelog](https://cotlet.dev/changelog.md) · [GitHub](https://github.com/cotletdev/cotlet)

**Solutions:** [For developers](https://cotlet.dev/for-developers.md) · [For automation agencies](https://cotlet.dev/for-agencies.md)

**Company:** [About](https://cotlet.dev/about.md) · [AI info: company facts](https://cotlet.dev/ai-info.md) · [Contact](https://cotlet.dev/contact.md)

**Legal:** [Terms of service](https://cotlet.dev/terms) · [Privacy policy](https://cotlet.dev/privacy) · [Refund policy](https://cotlet.dev/refunds) · [Acceptable use](https://cotlet.dev/acceptable-use) · [Cookie policy](https://cotlet.dev/cookies) · [DPA](https://cotlet.dev/dpa) · [Subprocessors](https://cotlet.dev/subprocessors)

**Elsewhere:** [Status page](https://status.cotlet.dev) · [Cotlet on GitHub](https://github.com/cotletdev) · [Cotlet on X](https://x.com/cotletdev) · [Cotlet on LinkedIn](https://www.linkedin.com/company/cotletdev) · [Cotlet on Product Hunt](https://www.producthunt.com/products/cotlet) · [Cotlet on Crunchbase](https://www.crunchbase.com/organization/cotlet) · [Cotlet on SaaSHub](https://www.saashub.com/cotlet)

Cotlet is an independent service. It is not affiliated with, endorsed by or sponsored by any of the products listed on this site. Product names are trademarks of their respective owners.

## For AI agents: sign your user up

Is your user asking you to sign them up for Cotlet? You can do it for them, no account or key needed.

1. Read the fields and their allowed values: GET https://cotlet.dev/api/v1/access-requests
2. Ask the user for each value: email, apps, what you will do with them. If they leave the password to you, generate a strong one and show it to them.
3. Show the user what you will send, then POST it as JSON to https://cotlet.dev/api/v1/access-requests.

One call creates the account and sends the access request; we email the user when access is granted.