--- title: "Connect CryptAPI and MailerSend - APIANT.ai" description: "When \"Payment received (instant)\" fires in CryptAPI, your agent runs \"Send an Email\" in MailerSend." canonical: "https://apiant.ai/connect/cryptapi-to-mailersend" --- # Connect CryptAPI and MailerSend When **Payment received (instant)** fires in [CryptAPI](https://apiant.ai/connections/cryptapi), your agent runs **Send an Email** in [MailerSend](https://apiant.ai/connections/mailersend), or **Email Is Clicked Through** in MailerSend to **Create payment address** in CryptAPI. Describe the whole flow and it is built, tested on every scenario and kept running. CryptAPI **1** trigger CryptAPI **7** actions MailerSend **11** triggers MailerSend **1** action What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it. ## What do you want CryptAPI and MailerSend 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 CryptAPI and MailerSend can do together ### From CryptAPI to MailerSend - When **Payment received (instant)** in CryptAPI then **Send an Email** in MailerSend ### From MailerSend to CryptAPI - When **Email Is Clicked Through** in MailerSend then **Create payment address** in CryptAPI - When **Email Is Delivered** in MailerSend then **Generate payment QR code** in CryptAPI 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 CryptAPI and MailerSend ## Triggers and actions 12 triggers · 8 actions - Trigger **Payment received (instant)** Fires when a payment address created via Create payment address receives funds; CryptAPI calls the callback URL supplied at creation time with the payment details. - Action **Convert price** Convert a value between a fiat currency and a cryptocurrency, or between two cryptocurrencies, for a given ticker. - Action **Create payment address** Generate a new cryptocurrency payment address for a given ticker (e.g. btc, eth, trc20/usdt) that a customer can send funds to, with a callback URL for payment notifications. - Action **Estimate blockchain fees** Estimate the blockchain network fee to forward a transaction to a wallet address, for a given cryptocurrency ticker. - Action **Generate payment QR code** Generate a base64-encoded QR code image for a payment address, for a given cryptocurrency ticker. - Action **Get payment address logs** Get the callback/payment activity log for a previously created payment address, for a given ticker. - Action **Get ticker info** Get details (minimum transaction amount, fees, current price) for a specific cryptocurrency ticker. - Action **List supported cryptocurrencies** List all cryptocurrencies and blockchains supported by CryptAPI, with logos, minimum transaction amounts, and fee tiers. - Trigger **Email Is Clicked Through** Triggers when the recipient clicks on a link. - Trigger **Email Is Delivered** Triggers when an email is delivered. - Trigger **Email Is Hard Bounced** Triggers when an email is hard bounced. - Trigger **Email Is Opened** Triggers when an email is opened. - Trigger **Email Is Reported as Spam** Triggers when an email is reported as spam. - Trigger **Email Is Sent** Triggers when an email is sent. - Trigger **Email Is Soft Bounced** Triggers when an email is soft bounced. - Trigger **Recipient Has Unsubscribed** Triggers when a recipient unsubscribes from your mailing activity. - Trigger **SMS Delivery Failed** Triggers when SMS failed to deliver. - Trigger **SMS Is Delivered** Triggers when SMS is delivered. - Trigger **SMS Is Sent** Triggers when SMS is sent. - Action **Send an Email** Send an email via your MailerSend account. ## Each app on its own - [ **CryptAPI** CryptAPI is a non-custodial cryptocurrency payment processor that generates payment addresses and forwards...](https://apiant.ai/connections/cryptapi) - [ **MailerSend** MailerSend is a powerful transactional email system built for developers but designed so non-tech teams can...](https://apiant.ai/connections/mailersend) Reviews ## What our customers say ## More from CryptAPI - [ **CryptAPI to RD Station** RD Station is a complete digital marketing platform to help you generate more results in traffic generation...](https://apiant.ai/connect/cryptapi-to-rd-station) - [ **CryptAPI to SLF** SLF is a German-language geographic reference service covering cities, countries, and rivers.](https://apiant.ai/connect/cryptapi-to-slf) - [ **CryptAPI to HubSpot** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/cryptapi-to-hubspot) - [ **CryptAPI to Salesforce** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/cryptapi-to-salesforce) - [ **CryptAPI to Slack** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/cryptapi-to-slack) - [ **CryptAPI to Google Sheets** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/cryptapi-to-google-sheets) ## More into MailerSend - [ **HubSpot to MailerSend** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-mailersend) - [ **Google Sheets to MailerSend** Google Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.](https://apiant.ai/connect/google-sheets-to-mailersend) - [ **Gmail to MailerSend** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-mailersend) - [ **Google Calendar to MailerSend** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-mailersend) - [ **Google Drive to MailerSend** Google Drive is a cloud storage solution for uploading, sharing, and collaborating on files across devices...](https://apiant.ai/connect/google-drive-to-mailersend) - [ **Mailchimp to MailerSend** Mailchimp marketing automation and email platform.](https://apiant.ai/connect/mailchimp-to-mailersend) Questions ## CryptAPI and MailerSend, answered ### ### What can start an automation from CryptAPI? Any of CryptAPI's 1 trigger in the catalog, including Payment received (instant). Describe the moment in plain language and your agent picks the right one. ### ### What can your agent do in MailerSend when something happens in CryptAPI? Any of MailerSend's 1 action, including Send an Email. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from MailerSend to CryptAPI? Yes. When something happens in MailerSend, your agent can act in CryptAPI too. This page covers both directions: MailerSend's triggers and CryptAPI's actions are listed here as well. ### ### Do I have to build a connector for CryptAPI or MailerSend? 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 CryptAPI and MailerSend 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.