--- title: "Connect Basecamp 3 to Postali - APIANT.ai" description: "When \"New Project\" fires in Basecamp 3, your agent runs \"Validate postal code\" in Postali." canonical: "https://apiant.ai/connect/basecamp-3-to-postali" --- # Connect Basecamp 3 to Postali When **New Project** fires in [Basecamp 3](https://apiant.ai/connections/basecamp-3), your agent runs **Validate postal code** in [Postali](https://apiant.ai/connections/postali). Describe the whole flow and it is built, tested on every scenario and kept running. Basecamp 3 **3** triggers Basecamp 3 **5** actions Postali **8** 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 Postali 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 can start in Postali - When **New Project** in Basecamp 3 then **Validate postal code** in Postali - When **New To-do** in Basecamp 3 then **Find postal codes in bulk** in Postali 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 Postali ## Triggers and actions 3 triggers · 13 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. - Action **Find postal codes in bulk** Batch lookup of multiple postal codes in one call. - Action **Find postal locations by query** Fuzzy search over settlement names, municipalities, and postal codes for a country. - Action **Get municipality** Get detail for one municipality identified by state + municipality path segments. - Action **Get postal code** Look up a postal code (CP) for a country (mx/co/es). - Action **Get state** Get detail (with totals) for one state/department/province by slug. - Action **List municipalities** List municipalities belonging to a given state, by state slug. - Action **List states** List level-1 administrative divisions (states/departments/provinces) for a country, with precomputed totals. - Action **Validate postal code** Quick validation of a postal code — returns whether it exists and how many asentamientos it covers, without the full list. ## 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) - [ **Postali** Postali is a lookup service for Mexican postal codes (códigos postales).](https://apiant.ai/connections/postali) 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 Postali - [ **HubSpot to Postali** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-postali) - [ **Salesforce to Postali** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-postali) - [ **Slack to Postali** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-postali) - [ **Google Sheets to Postali** Google Sheets](https://apiant.ai/connect/google-sheets-to-postali) - [ **Gmail to Postali** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-postali) - [ **Google Calendar to Postali** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-postali) Questions ## Basecamp 3 and Postali, 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 Postali when something happens in Basecamp 3? Any of Postali's 8 actions, including Find postal codes in bulk, Find postal locations by query, Get municipality and Get postal code. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Postali to Basecamp 3? Postali has no triggers in the catalog today, so automations start in Basecamp 3. If you need the other direction, ask: your agent reads Postali's API documentation and adds it. ### ### Do I have to build a connector for Basecamp 3 or Postali? 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 Postali 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.