--- title: "Connect PubNub to LemonInk - APIANT.ai" description: "When \"New Message on Channel\" fires in PubNub, your agent runs \"Watermark With Customer Data\" in LemonInk." canonical: "https://apiant.ai/connect/pubnub-to-lemonink" --- # Connect PubNub to LemonInk When **New Message on Channel** fires in [PubNub](https://apiant.ai/connections/pubnub), your agent runs **Watermark With Customer Data** in [LemonInk](https://apiant.ai/connections/lemonink). Describe the whole flow and it is built, tested on every scenario and kept running. PubNub **2** triggers PubNub **9** actions LemonInk **10** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want PubNub and LemonInk 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 PubNub can start in LemonInk - When **New Message on Channel** in PubNub then **Watermark With Customer Data** in LemonInk - When **Presence Change on Channel** in PubNub then **Add master file** in LemonInk 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 PubNub and LemonInk ## Triggers and actions 2 triggers · 19 actions - Trigger **New Message on Channel** Triggers when a new message is published to a PubNub channel. - Trigger **Presence Change on Channel** Fires when a user appears on a PubNub channel or their presence state changes, by polling the channel's Here Now occupant list. - Action **Get channel metadata** Get App Context metadata for a channel. - Action **Get Channel Presence** Gets current occupancy and user list for a PubNub channel. - Action **Get user metadata** Get App Context metadata for a user. - Action **List channels** List all channels with App Context metadata. - Action **List users** List all users with App Context metadata. - Action **Publish Message** Publishes a message to a PubNub channel. - Action **Send signal** Send a lightweight signal to a channel. - Action **Update channel metadata** Set/update App Context metadata for a channel. - Action **Update user metadata** Set/update App Context metadata for a user. - Action **Add master** Creates a master file record in LemonInk. Attach ebook files to it afterwards. - Action **Add master file** Attaches one ebook file (one format, e.g. EPUB, MOBI or PDF) to an existing master in LemonInk. - Action **Delete master** Deletes a master file (and its attached format files) from your LemonInk account. - Action **Delete master file** Deletes a file attached to a LemonInk master. - Action **Get master** Retrieve one master (a book) by its ID, including the IDs of the files attached to it. - Action **Get master file** Retrieve one file attached to a master (one format of a book) by its ID. - Action **Update master** Updates the name of a master file in LemonInk. - Action **Update master file** Updates a file attached to a LemonInk master: rename it, move it to another master, or replace its contents with a new file. - Action **Watermark With Customer Data** Creates a unique watermarked copy of a file for a customer. Provide the customer's data and we'll use your LemonInk watermarking templates to generate a unique text to use for each watermarking. - Action **Watermark With Text** Watermarks a master file with the text you supply, creating a transaction whose token and id form the download link for the watermarked file. ## Each app on its own - [ **PubNub** PubNub is a real-time communication platform that powers chat, live notifications, IoT data streaming, and...](https://apiant.ai/connections/pubnub) - [ **LemonInk** THE ebook watermarking API that makes it a breeze to add safe ebook sales to your webstore.](https://apiant.ai/connections/lemonink) Reviews ## What our customers say ## More from PubNub - [ **PubNub to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/pubnub-to-salesforce) - [ **PubNub to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/pubnub-to-slack) - [ **PubNub to Stripe** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/pubnub-to-stripe) - [ **PubNub to Shopify** Shopify is a commerce platform for online stores and retail point-of-sale.](https://apiant.ai/connect/pubnub-to-shopify) - [ **PubNub to QuickBooks Online** QuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...](https://apiant.ai/connect/pubnub-to-quickbooks-online) - [ **PubNub to Trello** Trello is a visual collaboration tool that organizes projects into boards, lists, and cards.](https://apiant.ai/connect/pubnub-to-trello) ## More into LemonInk - [ **HubSpot to LemonInk** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-lemonink) - [ **Salesforce to LemonInk** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-lemonink) - [ **Slack to LemonInk** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-lemonink) - [ **Google Sheets to LemonInk** Google Sheets](https://apiant.ai/connect/google-sheets-to-lemonink) - [ **Gmail to LemonInk** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-lemonink) - [ **Google Calendar to LemonInk** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-lemonink) Questions ## PubNub and LemonInk, answered ### ### What can start an automation from PubNub? Any of PubNub's 2 triggers in the catalog, including New Message on Channel and Presence Change on Channel. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in LemonInk when something happens in PubNub? Any of LemonInk's 10 actions, including Update master, Update master file, Add master and Add master file. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from LemonInk to PubNub? LemonInk has no triggers in the catalog today, so automations start in PubNub. If you need the other direction, ask: your agent reads LemonInk's API documentation and adds it. ### ### Do I have to build a connector for PubNub or LemonInk? 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 PubNub and LemonInk 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.