# Connect EasyPost to Google Cloud Pubsub

When **New tracker update** fires in [EasyPost](https://apiant.ai/connections/easypost), your agent runs **Publish Message** in [Google Cloud Pubsub](https://apiant.ai/connections/google-cloud-pubsub). Describe the whole flow and it is built, tested on every scenario and kept running.

EasyPost **1** trigger EasyPost **11** actions Google Cloud Pubsub **4** actions

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

## What do you want EasyPost and Google Cloud Pubsub to do together?

Give your AI client this address.

`https://mcp.apiant.ai`

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 EasyPost can start in Google Cloud Pubsub

- When **New tracker update** in EasyPost then **Publish Message** in Google Cloud Pubsub
- When **New tracker update** in EasyPost then **Pull Messages** in Google Cloud Pubsub

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 EasyPost and Google Cloud Pubsub

## Triggers and actions 1 trigger · 15 actions

- Trigger

**New tracker update**

Triggers when EasyPost reports a tracker was created or updated, such as a new scan or status change on a package.

- Action

**Add address**

Creates an address (a person, place or organization) in EasyPost, optionally verifying it for deliverability. Returns the saved address with any verification results.

- Action

**Add batch**

Creates a batch of shipments in EasyPost, so they can be bought, labelled, manifested or picked up together. A batch can also be created empty and shipments added later.

- Action

**Add pickup**

Creates a pickup request for a purchased shipment and returns the available pickup rates, which must then be bought to schedule the pickup.

- Action

**Add refund**

Requests refunds for one or more purchased shipping labels by carrier and tracking code, and returns the resulting refund records.

- Action

**Add shipment**

Creates a shipment from a destination address, an origin address and a parcel, and returns the shipment with its available shipping rates.

- Action

**Add tracker**

Creates a tracker for a package tracking code (for labels bought outside EasyPost) and returns its current tracking status and history.

- Action

**Buy shipment**

Purchases a shipping label for an existing shipment using the selected rate, returning the tracking code and postage label.

- Action

**Get address**

Returns an address saved in EasyPost by its ID, including its verification results.

- Action

**Get batch**

Returns a batch of shipments, including its state, shipment statuses, consolidated label and scan form.

- Action

**Get pickup**

Returns a scheduled carrier pickup, including its status, confirmation number, address and available pickup rates.

- Action

**Get shipment**

Returns a shipment, including its addresses, parcel, rates, label and tracking details.

- Action

**Create Topic**

Creates a new Pub/Sub topic in a Google Cloud project.

- Action

**List Topics**

Returns the Pub/Sub topics in a Google Cloud project.

- Action

**Publish Message**

Publishes a message to a Pub/Sub topic.

- Action

**Pull Messages**

Pulls waiting messages from a Pub/Sub subscription and optionally acknowledges them.

## Each app on its own

- [ **EasyPost** EasyPost provides a simple postage API that allows developers to quickly and painlessly integrate shipping...](https://apiant.ai/connections/easypost)
- [ **Google Cloud Pubsub** Fully managed messaging service for publishing and subscribing to real-time event streams between...](https://apiant.ai/connections/google-cloud-pubsub)

Reviews

## What our customers say

## More from EasyPost

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

## More into Google Cloud Pubsub

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

Questions

## EasyPost and Google Cloud Pubsub, answered

###

### What can start an automation from EasyPost?

Any of EasyPost's 1 trigger in the catalog, including New tracker update. Describe the moment in plain language and your agent picks the right one.

###

### What can your agent do in Google Cloud Pubsub when something happens in EasyPost?

Any of Google Cloud Pubsub's 4 actions, including Create Topic, List Topics, Publish Message and Pull Messages. Your agent maps the data both ways and tests every scenario before it ships.

###

### Can it also run from Google Cloud Pubsub to EasyPost?

Google Cloud Pubsub has no triggers in the catalog today, so automations start in EasyPost. If you need the other direction, ask: your agent reads Google Cloud Pubsub's API documentation and adds it.

###

### Do I have to build a connector for EasyPost or Google Cloud Pubsub?

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.

###

### 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.