--- title: "Connect Notion to fastbill - APIANT.ai" description: "When \"New Comment\" fires in Notion, your agent runs \"Add Payment for Invoice\" in fastbill." canonical: "https://apiant.ai/connect/notion-to-fastbill" --- # Connect Notion to fastbill When **New Comment** fires in [Notion](https://apiant.ai/connections/notion), your agent runs **Add Payment for Invoice** in [fastbill](https://apiant.ai/connections/fastbill). Describe the whole flow and it is built, tested on every scenario and kept running. Notion **5** triggers Notion **23** actions fastbill **18** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Notion and fastbill 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 Notion can start in fastbill - When **New Comment** in Notion then **Add Payment for Invoice** in fastbill - When **New Data Source Item** in Notion then **Create Customer** in fastbill 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 Notion and fastbill ## Triggers and actions 5 triggers · 41 actions - Trigger **New Comment** Triggers when a new comment is created in your Notion workspace. You can filter by database or specific page. - Trigger **New Data Source Item** Triggers when a new item is created in a data source. - Trigger **Updated Content in Data Source Item** Triggers when the content in a data source item is updated. - Trigger **Updated Content in Page** Triggers when the content in a page is updated. - Trigger **Updated Properties in Data Source Item** Triggers when one or more properties of a data source item are updated. - Action **Add Block to Page** Adds a new content block to an existing Notion page. Supports various block types including paragraphs, headings, lists, to-dos, callouts, code blocks, and more. - Action **Add Comment** Adds a new comment to a Page. - Action **Add Content to Page** Adds Content to a Page. - Action **Archive Data Source Item** Soft deletes an item in a data source. - Action **Create Data Source Item** Creates an item in a data source. - Action **Create Page** Creates a Page inside a parent page - Action **Find Data Source Items** Searches for items in a data source by its properties. - Action **Find Page (By Title)** Searches for a page by title. - Action **Get Block** Retrieves a block by ID. - Action **Get Block Children** Retrieves child blocks of a parent block or page with support for pagination. - Action **Get Page** Retrieves a specific page or data source item from Notion using its ID. - Action **Get Page and Children** Retrieves a page by its ID and all of its block children. - Action **Get Page Comments** Retrieves comments from a Page. - Action **Get Page Property** Retrieves a specific property value from a Notion page. - Action **Get User Details** Retrieves user information by ID. - Action **Query Data Source (Advanced)** Query a Notion data source with advanced filtering and sorting using JSON. Supports complex logic like AND/OR conditions, multiple sorts, and all Notion filter types. - Action **Restore Data Source Item** Restores a data source item which was previously archived. - Action **Retrieve Database** This action retrieves a database in Notion using the ID of the database. - Action **Update Database** Updates a Notion database's title, description and column (property) schema. - Action **Update Data Source Item** Updates a data source item. - Action **Update Data Source Schema** Updates a Notion data source schema including properties and title. Allows adding, modifying, or removing data source properties to change the schema. - Action **Upload File to Data Source Item** Uploads a file to a files property in a data source item. - Action **Upload File to Page or Block** Uploads a file to a page or block in Notion. - Action **Add Payment for Invoice** Adds full payment for invoice - Action **Add Payment for Revenue** Adds full payment for revenue - Action **Create Customer** Creates a new customer in FastBill - Action **Create Invoice** Creates a new invoice - Action **Create Offer** Creates a new offer in FastBill - Action **Create Revenue** Creates a revenue entry - Action **Delete Customer** Delete a FastBill customer by ID. - Action **Delete Invoice** Delete a FastBill invoice by ID. - Action **Delete Offer** Delete a FastBill offer/estimate by ID. - Action **Finalize Invoice** Converts an invoice draft to a final invoice - Action **Get Customer** Fetch a single FastBill customer by ID. - Action **Get Invoice** Fetch a single FastBill invoice by ID. - Action **Get Offer** Fetch a single FastBill offer/estimate by ID. - Action **Search Customer** Search for a Customer - Action **Search Invoice** Find an invoice - Action **Send Invoice by Email** Send an invoice by email - Action **Update Customer** Update fields on an existing FastBill customer. - Action **Update Invoice** Update fields on an existing (draft) FastBill invoice. ## Each app on its own - [ **Notion** A new tool that blends your everyday work apps into one. It's the all-in-one workspace for you and your team.](https://apiant.ai/connections/notion) - [ **fastbill** FastBill is a cloud app for German invoicing & accounting.](https://apiant.ai/connections/fastbill) Reviews ## What our customers say ## More from Notion - [ **Notion to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/notion-to-hubspot) - [ **Notion to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/notion-to-slack) - [ **Notion to Stripe** Stripe is a payment processing platform for online businesses.](https://apiant.ai/connect/notion-to-stripe) - [ **Notion to Shopify** Shopify is a commerce platform for online stores and retail point-of-sale.](https://apiant.ai/connect/notion-to-shopify) - [ **Notion to QuickBooks Online** QuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...](https://apiant.ai/connect/notion-to-quickbooks-online) - [ **Notion to Pipedrive** Pipedrive is a sales CRM and pipeline management tool.](https://apiant.ai/connect/notion-to-pipedrive) ## More into fastbill - [ **FreeAgent to fastbill** FreeAgent is cloud accounting software for small businesses and freelancers — manage contacts, invoices...](https://apiant.ai/connect/freeagent-to-fastbill) - [ **HubSpot to fastbill** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-fastbill) - [ **Salesforce to fastbill** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-fastbill) - [ **Slack to fastbill** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-fastbill) - [ **Google Sheets to fastbill** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-fastbill) - [ **Gmail to fastbill** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-fastbill) Questions ## Notion and fastbill, answered ### ### What can start an automation from Notion? Any of Notion's 5 triggers in the catalog, including New Comment, New Data Source Item, Updated Content in Data Source Item and Updated Content in Page. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in fastbill when something happens in Notion? Any of fastbill's 18 actions, including Create Customer, Create Invoice, Create Offer and Create Revenue. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from fastbill to Notion? fastbill has no triggers in the catalog today, so automations start in Notion. If you need the other direction, ask: your agent reads fastbill's API documentation and adds it. ### ### Do I have to build a connector for Notion or fastbill? 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 Notion and fastbill 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.