Breezing

Breezing MCP server provides access to the Breezing API: read and update transactions, wallets, assets, and balances across 40+ blockchains and 15+ exchanges.

CommunityOnlineNo sign-inGlobalFreeCan modify data

What it can do

  • Company.Get: Returns the authenticated company's accounting settings including chart of accounts, balance sheet setup, accounting method, currency, special accounts (fee, gain, loss), and integration
  • Transactions.Count: Returns the total number of transactions matching the given filters.
  • Transactions.List: Retrieve a paginated list of transactions for the authenticated company. Supports cursor-based pagination and filtering by wallet, direction, token, chain, date range, and more.

What data it sees

Do you need an account

No: the server works without sign-in

Breezing MCP server provides access to the Breezing API: read and update transactions, wallets, assets, and balances across 40+ blockchains and 15+ exchanges. Categorize transactions by mapping contra accounts from the chart of accounts, manage balance sheet mappings, and prepare data for syncing to Xero or QuickBooks.

How to connect

How to connect Breezing to Claude

The server address to paste into Claude settings:

https://breezing.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect Breezing to ChatGPT

The server address to paste into ChatGPT settings:

https://breezing.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect Breezing to Cursor

The server address to paste into Cursor settings:

https://breezing.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (11)

Raw names from tools/list. Only developers need these.

company.getReturns the authenticated company's accounting settings including chart of accounts, balance sheet setup, accounting method, currency, special accounts (fee, gain, loss), and integration status.
transactions.countReturns the total number of transactions matching the given filters.
transactions.listRetrieve a paginated list of transactions for the authenticated company. Supports cursor-based pagination and filtering by wallet, direction, token, chain, date range, and more.
transactions.getRetrieve a single transaction by ID.
transactions.updateUpdate accounting fields on a single unlocked transaction. Only the provided fields will be changed.
transactions.batchUpdateUpdate accounting fields on multiple unlocked transactions at once. Maximum 500 IDs per request.
wallets.listRetrieve all wallets for the authenticated company. Includes exchange accounts, blockchain addresses, and bank accounts.
wallets.getRetrieve a single wallet by ID.
assets.listRetrieve a paginated list of token assets for the authenticated company, including their GL account mappings.
assets.updateUpdate the GL account mapping or spam status for a token asset. Only the provided fields will be changed.
balances.getRetrieve aggregated token balances for the authenticated company, grouped by token. Optionally filter by wallet and date range.