--- title: "Connect Frihet and Guerrilla Mail - APIANT.ai" description: "When \"New Expense\" fires in Frihet, your agent runs \"Set email address\" in Guerrilla Mail, or \"New email\" in Guerrilla Mail to \"Add Invoice\" in Frihet." canonical: "https://apiant.ai/connect/frihet-to-guerrilla-mail" --- # Connect Frihet and Guerrilla Mail When **New Expense** fires in [Frihet](https://apiant.ai/connections/frihet), your agent runs **Set email address** in [Guerrilla Mail](https://apiant.ai/connections/guerrilla-mail), or **New email** in Guerrilla Mail to **Add Invoice** in Frihet. Describe the whole flow and it is built, tested on every scenario and kept running. Frihet **1** trigger Frihet **37** actions Guerrilla Mail **1** trigger Guerrilla Mail **3** actions What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want Frihet and Guerrilla Mail 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 Frihet and Guerrilla Mail can do together ### From Frihet to Guerrilla Mail - When **New Expense** in Frihet then **Set email address** in Guerrilla Mail - When **New Expense** in Frihet then **Get email** in Guerrilla Mail ### From Guerrilla Mail to Frihet - When **New email** in Guerrilla Mail then **Add Invoice** in Frihet - When **New email** in Guerrilla Mail then **Send Invoice** in Frihet 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 Frihet and Guerrilla Mail ## Triggers and actions 2 triggers · 40 actions - Trigger **New Expense** Fires when a new expense is created. Backed by vendor webhook registration. - Action **Add Client** Create a client. - Action **Add Deposit** Create a deposit. - Action **Add Expense** Create an expense. - Action **Add Invoice** Create an invoice. - Action **Add Product** Create a product. - Action **Add Quote** Create a quote. - Action **Add Vendor** Create a vendor. - Action **Apply deposit to invoice** Apply a deposit balance to an invoice. - Action **Delete Client** Delete a client. - Action **Delete Expense** Delete an expense. - Action **Delete Invoice** Delete an invoice. - Action **Delete Product** Delete a product. - Action **Delete Quote** Delete a quote. - Action **Delete Vendor** Delete a vendor. - Action **Get Client** Retrieve a client by id. - Action **Get Deposit** Retrieve a deposit by id. - Action **Get Expense** Retrieve an expense by id. - Action **Get Invoice** Retrieve an invoice by id. - Action **Get Product** Retrieve a product by id. - Action **Get Quote** Retrieve a quote by id. - Action **Get Vendor** Retrieve a vendor by id. - Action **List Clients** List clients. - Action **List Deposits** List deposits. - Action **List Expenses** List expenses. - Action **List Invoices** List invoices. - Action **List Products** List products. - Action **List Quotes** List quotes. - Action **List Vendors** List vendors. - Action **Mark invoice as paid** Mark an invoice as paid. - Action **Send Invoice** Send invoice by email to the client. - Action **Send Quote** Send quote by email to the client. - Action **Update Client** Partial update a client. - Action **Update Expense** Partial update an expense. - Action **Update Invoice** Partial update an invoice. - Action **Update Product** Partial update a product. - Action **Update Quote** Partial update a quote. - Action **Update Vendor** Partial update a vendor. - Trigger **New email** Polling trigger: fires for each new message arriving in the inbox since the last-seen sequence id. - Action **Delete email** Delete one or more emails from the inbox by id. - Action **Get email** Fetch the full contents of one email by id. - Action **Set email address** Change the active disposable inbox to a specific username. ## Each app on its own - [ **Frihet** Frihet is a Spanish business-management and accounting platform for small companies and freelancers.](https://apiant.ai/connections/frihet) - [ **Guerrilla Mail** Guerrilla Mail issues disposable temporary email addresses that receive mail without a signup.](https://apiant.ai/connections/guerrilla-mail) Reviews ## What our customers say ## More from Frihet - [ **Frihet to CardClan** A platform to build and send interactive and personalized digital cards using prebuilt templates.](https://apiant.ai/connect/frihet-to-cardclan) - [ **Frihet to PredictHQ** Events and natural disasters data](https://apiant.ai/connect/frihet-to-predicthq) - [ **Frihet to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/frihet-to-hubspot) - [ **Frihet to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/frihet-to-salesforce) - [ **Frihet to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/frihet-to-slack) - [ **Frihet to Google Sheets** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/frihet-to-google-sheets) ## More into Guerrilla Mail - [ **Google Sheets to Guerrilla Mail** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-guerrilla-mail) - [ **Gmail to Guerrilla Mail** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-guerrilla-mail) - [ **Google Calendar to Guerrilla Mail** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-guerrilla-mail) - [ **Google Drive to Guerrilla Mail** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-guerrilla-mail) - [ **ActiveCampaign to Guerrilla Mail** ActiveCampaign is a marketing automation, email marketing, and CRM platform.](https://apiant.ai/connect/activecampaign-to-guerrilla-mail) - [ **Airtable to Guerrilla Mail** Organize anything with Airtable, a modern database created for everyone.](https://apiant.ai/connect/airtable-to-guerrilla-mail) Questions ## Frihet and Guerrilla Mail, answered ### ### What can start an automation from Frihet? Any of Frihet's 1 trigger in the catalog, including New Expense. Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in Guerrilla Mail when something happens in Frihet? Any of Guerrilla Mail's 3 actions, including Get email, Set email address and Delete email. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Guerrilla Mail to Frihet? Yes. When something happens in Guerrilla Mail, your agent can act in Frihet too. This page covers both directions: Guerrilla Mail's triggers and Frihet's actions are listed here as well. ### ### Do I have to build a connector for Frihet or Guerrilla Mail? 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 Frihet and Guerrilla Mail 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.