Integration
Connect LawPay to fastbill
When New Event fires in LawPay, your agent runs Add Payment for Invoice in fastbill. Describe the whole flow and it is built, tested on every scenario and kept running.
What the catalog holds today. Ask for anything missing and your agent reads the API documentation and adds it.
Build solutions, not workarounds.
What do you want LawPay and fastbill to do together?
Ask the assistant
Connect your AI client
Give your AI client this address.
https://mcp.apiant.aiOne 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.aiStart Claude Code there, approve the server, and sign in in the browser page it opens.
Claude Code guide (opens in a new tab)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)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)Zed
Open Settings, then AI, then MCP Servers, then Add Server, then Add Remote Server.
Setup guide (opens in a new tab)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)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)Example flows
What LawPay can start in fastbill
When New Event in LawPay
then Add Payment for Invoice in fastbill
When New Transaction in LawPay
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 LawPay and fastbill
Triggers and actions 2 triggers · 30 actions
Trigger
New EventTriggers when a new LawPay gateway event occurs, such as a transaction being authorized or completed.
Trigger
New TransactionTriggers when a new charge, refund or credit is created in LawPay.
Action
Cancel Recurring ChargeCancels a LawPay recurring charge so no further payments are collected.
Action
Capture ChargeCaptures an authorization-only LawPay card charge so its funds settle.
Action
Create ChargeCharges a customer in LawPay using a saved payment method or a one-time payment token.
Action
Create CreditSends funds to a customer's card or bank account in LawPay without an original charge (the Credit feature must be enabled on the account).
Action
Get Current MerchantReturns the LawPay merchant tied to the secret key, including its operating, trust and eCheck accounts.
Action
Get EventReturns one LawPay gateway event, such as a transaction being authorized, with its data.
Action
Get Recurring ChargeReturns a LawPay recurring charge with its schedule, totals and next payment date.
Action
Get TransactionReturns one LawPay charge, refund or credit by its ID, including any refunds applied to a charge.
Action
List Recurring Charge OccurrencesReturns the scheduled payments of a LawPay recurring charge with their due dates and status.
Action
Refund ChargeRefunds part or all of a LawPay charge back to the original card or bank account.
Action
Search TransactionsReturns LawPay transactions matching a text search, date range or account, newest first.
Action
Void TransactionVoids a LawPay charge, refund or credit that has not been captured yet, releasing any hold.
Action
Add Payment for InvoiceAdds full payment for invoice
Action
Add Payment for RevenueAdds full payment for revenue
Action
Create CustomerCreates a new customer in FastBill
Action
Create InvoiceCreates a new invoice
Action
Create OfferCreates a new offer in FastBill
Action
Create RevenueCreates a revenue entry
Action
Delete CustomerDelete a FastBill customer by ID.
Action
Delete InvoiceDelete a FastBill invoice by ID.
Action
Delete OfferDelete a FastBill offer/estimate by ID.
Action
Finalize InvoiceConverts an invoice draft to a final invoice
Action
Get CustomerFetch a single FastBill customer by ID.
Action
Get InvoiceFetch a single FastBill invoice by ID.
Action
Get OfferFetch a single FastBill offer/estimate by ID.
Action
Search CustomerSearch for a Customer
Action
Search InvoiceFind an invoice
Action
Send Invoice by EmailSend an invoice by email
Action
Update CustomerUpdate fields on an existing FastBill customer.
Action
Update InvoiceUpdate fields on an existing (draft) FastBill invoice.
No trigger or action matches that. Ask your agent to add it: it reads the API documentation and builds what you describe.
Each app on its own
Reviews
What our customers say
More from LawPay
LawPay to SalesforceSalesforce is a leading enterprise customer relationship management (CRM) platform.
LawPay to SlackSlack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...
LawPay to MailchimpMailchimp marketing automation and email platform.
LawPay to StripeStripe is a payment processing platform for online businesses.
LawPay to ShopifyShopify is a commerce platform for online stores and retail point-of-sale.
LawPay to QuickBooks OnlineQuickBooks Online accounting — manage customers, invoices, bills, payments, vendors, expenses, and more via...
More into fastbill
FreeAgent to fastbillFreeAgent is cloud accounting software for small businesses and freelancers — manage contacts, invoices...
HubSpot to fastbillHubSpot is your all-in-one stop for all of your marketing software needs.
Salesforce to fastbillSalesforce is a leading enterprise customer relationship management (CRM) platform.
Slack to fastbillSlack is a messaging platform for teams. Post messages, manage channels, users, reminders, and react to...
Google Sheets to fastbillGoogle Sheets is Google's online spreadsheet app for creating, editing and sharing spreadsheets.
Gmail to fastbillGmail is Google’s email service, featuring spam protection, search functions, and seamless integration with...
Questions
LawPay and fastbill, answered
What can start an automation from LawPay?
Any of LawPay's 2 triggers in the catalog, including New Event and New Transaction. Describe the moment in plain language and your agent picks the right one.
What can your agent do in fastbill when something happens in LawPay?
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 LawPay?
fastbill has no triggers in the catalog today, so automations start in LawPay. 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 LawPay 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 LawPay 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.