# Connect CryptAPI to Signaturit When **Payment received (instant)** fires in [CryptAPI](https://apiant.ai/connections/cryptapi), your agent runs **Add contact** in [Signaturit](https://apiant.ai/connections/signaturit). Describe the whole flow and it is built, tested on every scenario and kept running. CryptAPI **1** trigger CryptAPI **7** actions Signaturit **14** actions 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 Signaturit 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 CryptAPI can start in Signaturit - When **Payment received (instant)** in CryptAPI then **Add contact** in Signaturit - When **Payment received (instant)** in CryptAPI then **Create a Certified Email** in Signaturit 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 Signaturit ## Triggers and actions 1 trigger · 21 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. - Action **Add contact** Creates a contact (name and email) in your Signaturit address book. - Action **Cancel a Signature Request** Cancels a signature request so its signers can no longer sign the document. Returns the canceled signature request. - Action **Create a Certified Email** Sends a certified email to a recipient with an attached document and returns the new certified email with its certificates. - Action **Create a Signature Request** Creates a signature request that sends a document to a signer for e-signature. - Action **Delete contact** Deletes a contact from your Signaturit contacts. - Action **Delete signature** Deletes a signature request. Requests that are still in progress cannot be deleted. - Action **Get certified email** Returns a certified email request by its id, including each recipient's certificate, status and delivery events. - Action **Get contact** Returns a single Signaturit contact (name and email) by its id. - Action **Get signature** Returns a signature request with its documents, signers, statuses and events. - Action **List certified emails** Returns the certified emails in your Signaturit account, optionally filtered by status and send date. - Action **List contacts** Returns the contacts saved in your Signaturit account, optionally filtered by email or name. - Action **List signatures** Returns the signature requests in your Signaturit account, optionally filtered by status, sent date range or a list of signature IDs. - Action **Send a Signature Request Reminder** Sends a reminder email to the signers of a pending signature request and returns the updated signature request. - Action **Update contact** Updates the email and/or name of an existing contact. ## 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) - [ **Signaturit** Signaturit allows to send and sign documents online with legally binding electronic signatures.](https://apiant.ai/connections/signaturit) 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](https://apiant.ai/connect/cryptapi-to-google-sheets) ## More into Signaturit - [ **HubSpot to Signaturit** HubSpot is your all-in-one stop for all of your marketing software needs.](https://apiant.ai/connect/hubspot-to-signaturit) - [ **Salesforce to Signaturit** Salesforce is a leading enterprise customer relationship management (CRM) platform.](https://apiant.ai/connect/salesforce-to-signaturit) - [ **Slack to Signaturit** Slack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...](https://apiant.ai/connect/slack-to-signaturit) - [ **Google Sheets to Signaturit** Google Sheets](https://apiant.ai/connect/google-sheets-to-signaturit) - [ **Gmail to Signaturit** Gmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...](https://apiant.ai/connect/gmail-to-signaturit) - [ **Google Calendar to Signaturit** Google Calendar is a time management tool providing scheduling features, event reminders, and integration...](https://apiant.ai/connect/google-calendar-to-signaturit) Questions ## CryptAPI and Signaturit, 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 Signaturit when something happens in CryptAPI? Any of Signaturit's 14 actions, including Create a Certified Email, Create a Signature Request, Send a Signature Request Reminder and Update contact. Your agent maps the data both ways and tests every scenario before it ships. ### ### Can it also run from Signaturit to CryptAPI? Signaturit has no triggers in the catalog today, so automations start in CryptAPI. If you need the other direction, ask: your agent reads Signaturit's API documentation and adds it. ### ### Do I have to build a connector for CryptAPI or Signaturit? 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.