MCP, or Model Context Protocol, is an open standard that lets an AI assistant like Claude and ChatGPT connect to other software, read data and take actions. Without that connection, Claude works only from what you paste into a chat. MCP isn't an AI model but rather provides AI with tools that it can use on its own.
With MCP for accounting, a controller can ask Claude where the close stands or why an account moved and get an answer built from the close tracker and general ledger detail.
What Claude can see and do through CloseCore's MCP server
CloseCore is close management software connected to your ERP, cloud file storage, spend management platform and other tools. Through its MCP server, Claude can read close tasks, reconciliations, review notes, reports and flux explanations.
It also reads account balances, transaction detail and reports from your ERP, whether you run NetSuite, Sage Intacct, Business Central or another ERP CloseCore integrates with, and it can search your close documents.
The ability to read and analyze data from all connected sources helps to reduce human error from manual data gathering and make sure AI answers are supported from a complete picture of company operations.
On the write side, Claude can create and update tasks, update review notes and save flux explanations. It does not post to the ERP on its own.
Every request runs under the specific team member's existing CloseCore role and entity permissions. An accountant with access to two of your five entities gets answers about those two.
Example 1: Get the close status by entity and owner
Before the morning standup, you need to know which entities are behind and who owns the overdue work. Collecting that usually takes a round of messages or a pass through each entity's checklist.
CloseCore already sends recurring close progress emails and other notifications, but in case you need specific information about the close, you can ask AI directly:
"Where are we on the October close? What should I do next"
Claude reads the October tasks and returns the overdue work, with open review notes in a separate list. If your Canada entity has 9 of the 12 overdue tasks and one accountant is responsible for 6 of them, you know where the standup starts.
Example 2: Explain a variance from ERP transaction detail
Say advertising expense for your United States Entity rose from $21,000 in September to $57,400 in October. The CFO will ask about that $36,000 increase, and answering usually starts with exporting GL detail and pasting it into a workpaper for both periods. Then, you have to compare the two exports line by line to identify what's changed. It's a tedious responsibility, but with MCP you can just ask Claude:
"Why did United States Entity's advertising expense go up in October? Pull the transactions behind it and draft a flux explanation."
Claude pulls the two months of transaction detail from the ERP, matches by vendor and other fields, and drafts an explanation citing what drove the change: a $36,000 billed for a trade show booth. Once you're happy with the wording, ask Claude to save it as the account's flux explanation.
Example 3: Draft a board deck from your close data
A lot of a board deck's work happens outside of the slides themselves: pulling figures from the management report, explanations from account owners and status from the close checklist. CloseCore supplies the report data, flux explanations and close status, and Claude builds the slides according to your formatting preferences and templates.
"Build an October update for the board from our management report. Cover the biggest drivers of revenue, both positive and negative, and biggest expense movements. Format it using the template we used for the September board deck."
You get a 9-slide draft, and the consulting slide uses the explanation you saved for the expense increase.
Set up MCP for accounting with CloseCore and Claude
CloseCore's MCP server works in Claude web and Claude Desktop today. Your organization needs MCP enabled.
- Install the CloseCore plugin in Claude.
- Connect your CloseCore account and pick your organization.
- Type /closecore:manage-close and name a period and an entity.
Try it out yourself. Use one of our sample prompts, and make tomorrow's standup prep your first request. Name your current close and your largest entity, then ask Claude where things stand.