Nexafin is an AI-powered personal finance and expense tracking assistant that helps you understand your spending, budget, and cash flow using natural language.
Securely connect your accounts to instantly check bank balances, review recent transactions, track recurring bills, and analyze spending by category without digging through dashboards or statements.
Nexafin is privacy-first and read-only. It cannot move money or access sensitive credentials. You stay in control of what data is shared and can disconnect at any time.
Try asking:
“Show my account balances”
“What bills are coming up?”
“How much did I spend on food last month?”
“Where is most of my money going?”
get_account_balancesUse this when the user wants to see their bank account balances or net worth. Returns account nicknames, types, and current balances for all linked accounts. Does not return account numbers, routing numbers, or card details.
include_hiddenbooleanInclude hidden accounts in the response
Falseget_recurring_billsUse this when the user wants to see upcoming bills, subscriptions, or recurring payments. Returns bill names, estimated amounts, billing cycles, and due dates. Does not return payment method details or full account numbers.
include_next_instancebooleanInclude information about the next upcoming bill instance
TruestatusstringFilter by bill status. "active" shows only active bills, "all" includes inactive and archived.
activeallactiveget_spending_by_categoryUse this when the user wants to understand their spending patterns or budget. Returns aggregated spending totals grouped by category for a specified date range. Shows up to 20 top spending categories. Does not return individual transaction details.
date_fromstringStart date for the analysis period (YYYY-MM-DD). Defaults to 30 days ago.
date_tostringEnd date for the analysis period (YYYY-MM-DD). Defaults to today.
topintegerReturn only the top N categories by spending amount
10get_transactionsUse this when the user wants to see recent transactions or search for specific purchases. Returns up to 20 recent transactions (last 30 days by default) with date, amount, and merchant. Supports filtering by date range, category, account, and text search. Does not return full account numbers or sensitive payment details.
bank_account_idintegerFilter by bank account ID
category_idintegerFilter by category ID
currencystringCurrency for amount conversion (e.g., USD, EUR)
USDdate_fromstringStart date for filtering (YYYY-MM-DD)
date_tostringEnd date for filtering (YYYY-MM-DD)
limitintegerMaximum number of transactions to return (max 20)
20searchstringSearch text in transaction description or merchant name
typestringFilter by transaction type
incomeexpense