Use Claude Cowork with Belfius
BankSync's MCP server can let Claude Cowork query supported Belfius account data that you have connected through BankSync and authorized for API access. Query your finances in natural language without spreadsheets or exports.
BankSync is not affiliated with, endorsed by, sponsored by, or partnered with Belfius or Claude Cowork. Names are used only to describe potential account-data coverage and client compatibility.
How to connect Claude Cowork to Belfius


Search for Belfius in BankSync
Sign up for BankSync and, if Belfius is available, link your account through a provider-hosted or bank-hosted authorization flow.
Generate an API key
Create an API key from the Developers section of your BankSync workspace.
Configure Claude Cowork
Add the BankSync MCP server to Claude Cowork using your API key. Follow our Claude Cowork setup guide for step-by-step instructions.
Start querying
Ask Claude Cowork about supported Belfius transactions, balances, and more using natural language.
Claude Cowork MCP Configuration
Add this configuration to let Claude Cowork query supported Belfius account data through BankSync.
Also use the Claude Desktop app? Install via the one-click banksync-mcp.mcpb desktop bundle. This bundle is for the Claude Desktop app only.
{
"mcpServers": {
"banksync": {
"url": "https://mcp.banksync.io",
"headers": {
"X-API-Key": "bsk_your_key_here"
}
}
}
}What Claude Cowork can access from Belfius
Accounts
List the Belfius accounts connected through BankSync and visible to the API key scopes you grant.
Transactions
Query supported Belfius transactions with provider-supplied dates, descriptions, amounts, merchants, and categories.
Balances
Get current and available balances for supported Belfius accounts.
Ready to connect Claude Cowork to Belfius?
Start your 14-day free trial. Connect your bank, generate an API key, and start querying data in minutes.
Use Belfius with another agent
The same BankSync MCP server and API key work with every one of these.
Other banks you can use with Claude Cowork
Institutions in the same market that Claude Cowork can query through BankSync MCP.
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BankSync is not affiliated with, endorsed by, or an official partner of Claude Cowork or Belfius. All product names and trademarks are the property of their respective owners. Bank connections are established through regulated open banking providers.