# MCP

4 articles

Your client's agent can reach their bank. It can't reach you.

Your client's agent can reach their bank. It can't reach you.

Every system in your client's business is becoming something their AI can reach and act on — their bank, their payroll, their card processor. Every one except the firm that's supposed to be the most intelligent of the lot. Here's what it looks like when an accounting firm designs for the agent, not just the person — and why you start with the contact nobody enjoyed anyway.

Peter McCarroll
Peter McCarroll
Weekly AI Roundup for Accountants: The plumbing shipped. The hard part didn't.

Weekly AI Roundup for Accountants: The plumbing shipped. The hard part didn't.

This week in AI didn't bring a new model — it brought plumbing. Agentic tools that do the work (Suralink, Melio) and the governance layer that decides who connects them (Anthropic's managed MCP auth) all shipped, but none of them solved the problem that matters most to a multi-client firm: keeping one client's data out of another client's answer. The real divide forming in AI tools isn't who has the most connectors — it's who scopes them.

Peter McCarroll
Peter McCarroll
Weekly AI Roundup for Accountants: Open rails, walled gardens, and a $1 billion shopping spree

Weekly AI Roundup for Accountants: Open rails, walled gardens, and a $1 billion shopping spree

Ramp shipped an "AI operating system" built for accounting firms, Karbon and Firm360 opened MCP sockets to whatever AI you bring, Thrive put $1 billion on the table to buy firms like yours — and 69% of tax pros told a surveyor the hourly billing model is ending. Not one major model release all week. The fight has moved up the stack, to who holds your firm's encoded knowledge and who controls the door.

Peter McCarroll
Peter McCarroll