---
title: "Connect Basecamp 3 and SOS Inventory - APIANT.ai"
description: "When \"New Project\" fires in Basecamp 3, your agent runs \"Add invoice\" in SOS Inventory, or \"New Customer\" in SOS Inventory to \"Get project\" in Basecamp 3."
canonical: "https://apiant.ai/connect/basecamp-3-to-sos-inventory"
---

# Connect Basecamp 3 and SOS Inventory

When **New Project** fires in [Basecamp 3](https://apiant.ai/connections/basecamp-3), your agent runs **Add invoice** in [SOS Inventory](https://apiant.ai/connections/sos-inventory), or **New Customer** in SOS Inventory to **Get project** in Basecamp 3. Describe the whole flow and it is built, tested on every scenario and kept running.

Basecamp 3 **3** triggers Basecamp 3 **5** actions SOS Inventory **10** triggers SOS Inventory **26** actions

What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.

## What do you want Basecamp 3 and SOS Inventory to do together?

Give your AI client this address.

`https://mcp.apiant.ai`

One connection does both: ask your client to act in an app once, or have it build an automation that keeps running. Any client that takes a remote MCP server. Nothing to install. Create your free account, then sign in once in your browser.

### Set it up in your client

### Claude Code

Run this in the directory you want to work in.

`claude mcp add --transport http -s project apiant-ai https://mcp.apiant.ai`

Start Claude Code there, approve the server, and sign in in the browser page it opens.

[Claude Code guide (opens in a new tab)](https://apiant.ai/docs/mcp/claude-code)

### Claude, web and desktop

Open Customize, then Connectors, then Add custom connector, and paste the address. On Team and Enterprise an owner adds it first.

[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp)

### Cursor

Add the address to your MCP configuration as a server URL. Cursor signs you in in your browser.

[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp)

### Zed

Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server.

[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp)

### Codex and the ChatGPT desktop app

Open Settings, then MCP servers, then Add server, and choose Streamable HTTP. From the terminal, Codex takes the address with its own add command and then signs you in.

[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp)

### Any other MCP client

Paste the address where the client asks for a remote MCP server URL, and name the server apiant-ai where it lets you. APIANT's skills reach the client over the same connection.

[Setup guide (opens in a new tab)](https://apiant.ai/docs/mcp)

Example flows

## What Basecamp 3 and SOS Inventory can do together

### From Basecamp 3 to SOS Inventory

- When **New Project** in Basecamp 3 then **Add invoice** in SOS Inventory
- When **New To-do** in Basecamp 3 then **Add purchase order** in SOS Inventory

### From SOS Inventory to Basecamp 3

- When **New Customer** in SOS Inventory then **Get project** in Basecamp 3
- When **New Estimate** in SOS Inventory then **List projects** in Basecamp 3

Starting points drawn from the triggers and actions in the catalog today. Describe the flow you need, at any depth, and your agent builds it and tests every scenario before it ships.

Everything your agent can do with Basecamp 3 and SOS Inventory

## Triggers and actions 13 triggers · 31 actions

- Trigger

**New Project**

Polling trigger that fires when a new project is created in the Basecamp account.

- Trigger

**New To-do**

Instant (webhook) trigger that fires when a new to-do is created in the selected Basecamp project. Basecamp POSTs a webhook event payload; the kind is filtered to todo_created and the recording (the to-do) is surfaced.

- Trigger

**New To-do in any project**

Instant (webhook) trigger that fires when a new to-do is created in any Basecamp project. Basecamp POSTs a webhook event payload; the kind is filtered to todo_created and the recording (the to-do) is surfaced.

- Action

**Create Webhook**

Creates a webhook subscription in a Basecamp project (bucket), delivering events to a payload URL. Returns the webhook id and details.

- Action

**Delete Webhook**

Deletes a registered webhook from a Basecamp project (bucket). Returns the deleted webhook id.

- Action

**Get project**

Retrieves a single Basecamp project by its ID, including its tools (dock) and people summary.

- Action

**List people**

Lists every person visible to the connected user on the Basecamp account.

- Action

**List projects**

Lists the projects visible to the connected user, most recently created first, optionally filtered by status.

- Trigger

**New Customer**

Triggers when a new customer is created.

- Trigger

**New Estimate**

- Trigger

**New Invoice**

Triggers when a new invoice is created.

- Trigger

**New Item**

- Trigger

**New Purchase Order**

Triggers when a new purchase order is created.

- Trigger

**New Sales Order**

Triggers when a new sales order is created.

- Trigger

**New Sales Receipt**

Triggers when a new sales receipt is created.

- Trigger

**New Shipment**

Triggers when a new shipment is created.

- Trigger

**New Vendor**

- Trigger

**Updated Item Quantity**

Triggers when an item quantity is updated.

- Action

**Add estimate**

/api/v2/estimate. Creates an estimate.

- Action

**Add inventory adjustment**

/api/v2/adjustment. Creates an inventory adjustment.

- Action

**Add invoice**

/api/v2/invoice. Creates an invoice.

- Action

**Add item**

/api/v2/item. Creates an item (inventory, non-inventory, service, assembly, kit etc.).

- Action

**Add purchase order**

/api/v2/purchaseorder. Creates a purchase order.

- Action

**Add transfer**

/api/v2/transfer. Creates an inventory transfer between locations.

- Action

**Add vendor**

/api/v2/vendor. Creates a vendor.

- Action

**Create Customer**

Creates a new customer

- Action

**Create Sales Order**

Creates a new sales order

- Action

**Create Sales Receipt**

Creates a new sales receipt

- Action

**Find Customer**

Finds a customer

- Action

**Find Sales Order**

Finds a sales order

- Action

**Find vendors**

/api/v2/vendor with query filters. Searches vendors.

- Action

**Get customer**

/api/v2/customer/{id}. Retrieves one customer by id.

- Action

**Get estimate**

Returns one estimate by id, including its lines and custom fields.

- Action

**Get inventory adjustment**

Returns one inventory adjustment by id, including its lines.

- Action

**Get invoice**

Returns one invoice by id.

- Action

**Get item**

/api/v2/item/{id}. Retrieves one item by id.

- Action

**Get purchase order**

Returns one purchase order by id.

- Action

**Get sales order**

/api/v2/salesorder/{id}. Retrieves one sales order.

- Action

**Get sales receipt**

Returns one sales receipt by id, including its lines and custom fields.

- Action

**Get transfer**

Retrieves a single inventory transfer by id, including its from/to locations and lines.

- Action

**List items**

/api/v2/item. Lists items with query filters and paging.

- Action

**Update customer**

/api/v2/customer/{id}. Updates a customer; requires syncToken.

- Action

**Update item**

/api/v2/item/{id}. Updates an item; requires current syncToken.

- Action

**Update sales order**

/api/v2/salesorder/{id}. Updates a sales order; requires syncToken.

## Each app on its own

- [ **Basecamp 3** Basecamp 3 is a project management and team collaboration tool by 37signals.](https://apiant.ai/connections/basecamp-3)
- [ **SOS Inventory** SOS Inventory is an app that tracks inventory, provides order management and manufacturing tracking and...](https://apiant.ai/connections/sos-inventory)

Reviews

## What our customers say

## More from Basecamp 3

- [ **Basecamp 3 to FreeAgent** FreeAgent is cloud accounting software for small businesses and freelancers — manage contacts, invoices...](https://apiant.ai/connect/basecamp-3-to-freeagent)
- [ **Basecamp 3 to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/basecamp-3-to-hubspot)
- [ **Basecamp 3 to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/basecamp-3-to-salesforce)
- [ **Basecamp 3 to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/basecamp-3-to-slack)
- [ **Basecamp 3 to Google Sheets** Google Sheets](https://apiant.ai/connect/basecamp-3-to-google-sheets)
- [ **Basecamp 3 to Gmail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/basecamp-3-to-gmail)

## More into SOS Inventory

- [ **HubSpot to SOS Inventory** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-sos-inventory)
- [ **Salesforce to SOS Inventory** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-sos-inventory)
- [ **Slack to SOS Inventory** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-sos-inventory)
- [ **Google Sheets to SOS Inventory** Google Sheets](https://apiant.ai/connect/google-sheets-to-sos-inventory)
- [ **Gmail to SOS Inventory** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-sos-inventory)
- [ **Google Calendar to SOS Inventory** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-sos-inventory)

Questions

## Basecamp 3 and SOS Inventory, answered

###

### What can start an automation from Basecamp 3?

Any of Basecamp 3's 3 triggers in the catalog, including New Project, New To-do and New To-do in any project. Describe the moment in plain language and your agent picks the right one.

###

### What can your agent do in SOS Inventory when something happens in Basecamp 3?

Any of SOS Inventory's 26 actions, including Create Customer, Create Sales Order, Create Sales Receipt and Update customer. Your agent maps the data both ways and tests every scenario before it ships.

###

### Can it also run from SOS Inventory to Basecamp 3?

Yes. When something happens in SOS Inventory, your agent can act in Basecamp 3 too. This page covers both directions: SOS Inventory's triggers and Basecamp 3's actions are listed here as well.

###

### Do I have to build a connector for Basecamp 3 or SOS Inventory?

No. Both are in the catalog with their triggers and actions. You describe the automation; your agent builds it, tests every scenario and keeps it running.

###

### Can my AI client use Basecamp 3 and SOS Inventory without building an automation?

Yes. With your AI client connected to APIANT, ask it to do something in either app once and it runs that action on the spot. Ask for an automation and your agent builds it, tests every scenario and keeps it running. One connection covers both.

###

### What happens when something fails?

Your agent works that out for you. It plans the failure paths along with the happy path, then tests every scenario before it ships.

###

### Is there a free plan?

Yes. Every plan includes the agent, including free, and building from your own AI client spends no assistant credits.
