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Industry: accounting firms

Give Claude read-write access to your books and tools

Most accounting connectors are read-only, so Claude can answer questions about a client's books but cannot draft the invoice, stage the bill, or update the customer. We build and maintain custom MCP connectors that let Claude act across QuickBooks Online, Xero, Bill.com, Stripe, and your client management stack, with scoped read-write access.

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How can an accounting firm give Claude read-write access to its books and tools?

An accounting firm gives Claude read-write access through a custom MCP connector that authenticates as your accounting account. Claude reads ledgers, invoices, bills, and reports, and creates or updates records like draft invoices and bills. Paying, sending, and deleting stay behind a confirmation, and Claude never gets more access than your login already has.

Key takeaways

  • Off-the-shelf accounting connectors are usually read-only. Custom connectors add scoped write tools so Claude can draft and stage real work.
  • Authentication connects as your account over OAuth, so Claude inherits your permissions and client scoping and gains nothing extra.
  • Create and update flow inside a conversation you start. Paying, sending, and deleting are gated behind a human confirmation.
  • One connector can span QuickBooks Online, Xero, Bill.com, Stripe, and the client CRM or practice tool you already run.

Why are most accounting connectors read-only?

Most accounting connectors are read-only because read access is simpler to ship and lower risk to expose broadly. That keeps Claude stuck describing a client's books without touching them. A custom connector adds write tools deliberately, so Claude can draft an invoice or stage a bill while the actions that move money stay gated behind a person.

In a firm, the value is in the doing. Categorizing a backlog of transactions, drafting recurring client invoices, building a bill from a vendor statement, or flagging AR that has aged past terms are all write or action workflows. Read-only connectors can surface the problem but cannot help you clear it.

What can Claude do across QuickBooks, Xero, Bill.com, and Stripe?

Across QuickBooks Online, Xero, Bill.com, and Stripe, Claude can read the books and prepare work. It pulls reports and aged balances, drafts invoices and bills, proposes transaction categories, and matches payments. Sending an invoice, paying a bill, or issuing a refund is staged for you and committed only after you confirm.

  • Draft client invoices in QuickBooks Online or Xero from a project summary, then hand them to you to review and send.
  • Categorize a backlog of uncategorized bank transactions and propose journal entries against your chart of accounts.
  • Build bills in Bill.com from a vendor statement and queue them for your AP approver, without paying anything itself.
  • Reconcile Stripe payouts against invoices and surface charges, disputes, and fees that need a person to look at them.
  • Pull a trial balance, aged receivables, or aged payables report across the client files your login can open.

How do you keep client books separated and access scoped?

Client books stay separated because the connector inherits the company and organization scoping your accounting platform already enforces. Claude only sees the client files your connected login can open, QuickBooks companies and Xero organizations stay isolated, and we can lock a connector to a single engagement when a client requires it.

Authentication connects as your account using OAuth where the platform supports it, or a scoped API key or token where it does not. The connector never grants Claude more access than your login already has, and we handle the OAuth lifecycle, including token refresh, so connections stay live as your team works.

Which accounting connectors should we build first?

The connectors to build first are the systems your firm already lives in: your general ledger, your AP and AR tools, your payment processor, and the client CRM or practice tool that holds engagements. Each one below explains what Claude can read, what it can draft, and which actions stay gated behind a person.

QuickBooks Online connector for ClaudeRead and create invoices, bills, customers, vendors, and journal entries across the client books you can already open.Xero connector for ClaudePull trial balances and aged reports, draft invoices and bills, and reconcile against bank feeds across your Xero organizations.Bill.com connector for ClaudeRead AP and AR queues and draft bills and invoices, with paying and approving kept behind a confirmation you control.Stripe connector for ClaudeRead payouts, charges, and disputes and draft invoices, with refunds and outbound charges gated behind a human-in-the-loop step.custom CRM connector for ClaudeConnect the practice management or client CRM you run for engagements, contacts, and tasks, even if it is in-house.

Not sure how the build works or what it costs? See how we build connectors for the mapping, build, and maintenance steps, and current pricing for how the one-time build fee and monthly maintenance fee work.

How it worksSee pricing

Frequently asked questions

How can an accounting firm give Claude read-write access to its books?
An accounting firm gives Claude read-write access through a custom MCP connector that authenticates as your accounting account. It reads ledgers, invoices, bills, and reports, and creates or updates records like draft invoices and bills. Paying, sending, and deleting stay behind a confirmation step. Claude never gets more access than the account you connect already has.
Can Claude write back to QuickBooks Online or Xero, not just read?
Yes. Most off-the-shelf accounting connectors are read-only, so Claude can answer questions but not act. Our connectors expose write tools, so Claude can create and update invoices, bills, customers, vendors, and journal entries. Create and update flow inside a conversation you start. Sending, paying, and deleting are gated behind a human confirmation.
How do you keep client books separated across the connector?
The connector inherits the company or organization scoping your accounting platform already enforces, so Claude only sees the client files your connected login can open. QuickBooks companies, Xero organizations, and Bill.com orgs stay isolated. You choose which clients are in scope, and we can limit a connector to a single engagement when you need it.
How does authentication work for accounting connectors?
Authentication connects as your accounting account using OAuth where the platform supports it, including QuickBooks Online, Xero, Bill.com, and Stripe. The connector inherits your existing permissions and never grants Claude more access than your login already has. We handle the OAuth lifecycle, including token refresh, so connections stay live without re-authorizing every session.
Can Claude pay a bill, send an invoice, or issue a refund on its own?
No. Reading and drafting flow freely, but every action that moves money or leaves your firm is gated. Paying a bill, sending an invoice to a client, issuing a Stripe refund, or deleting a record requires an explicit confirmation from a person. Claude can prepare the action and stage it, but a human approves before anything is committed.

Tell us your accounting stack. We'll build the connector.

Book a 30-minute scoping call. We'll map your books, AP and AR tools, and client systems, what Claude should be able to draft, and which actions stay gated behind a person.

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