List Splitwise expenses. Filter by group, friend, date range, or limit. Returns cost, description, date, who paid, and splits.

Get a single Splitwise expense by ID with full split details.

Create a new Splitwise expense with explicit per-user splits. Always confirm split details with the user before calling.

Delete a Splitwise expense by ID.

List all Splitwise friends with their IDs, names, emails, and current balances. Use this to look up user IDs before creating expenses.

List all Splitwise groups with member details, group IDs, and current debts within each group.

Get a pre-computed net balance summary — who owes you, who you owe, and your overall net position across all friends. Much faster than manually summing raw balances.

Get the currently authenticated Splitwise user — useful to find your own user ID when creating expense splits.