splitwise-mcp
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| SPLITWISE_API_KEY | No | Your Splitwise API Key (simplest setup option) | |
| SPLITWISE_ACCESS_TOKEN | No | Your Splitwise Access Token for OAuth 1.0 | |
| SPLITWISE_CONSUMER_KEY | No | Your Splitwise Consumer Key for OAuth 1.0 | |
| SPLITWISE_CONSUMER_SECRET | No | Your Splitwise Consumer Secret for OAuth 1.0 | |
| SPLITWISE_ACCESS_TOKEN_SECRET | No | Your Splitwise Access Token Secret for OAuth 1.0 |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {
"listChanged": true
} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| get_expensesA | List Splitwise expenses. Filter by group, friend, date range, or limit. Returns cost, description, date, who paid, and splits. |
| get_expenseA | Get a single Splitwise expense by ID with full split details. |
| create_expenseA | Create a new Splitwise expense with explicit per-user splits. Always confirm split details with the user before calling. |
| delete_expenseC | Delete a Splitwise expense by ID. |
| get_friendsA | List all Splitwise friends with their IDs, names, emails, and current balances. Use this to look up user IDs before creating expenses. |
| get_groupsA | List all Splitwise groups with member details, group IDs, and current debts within each group. |
| get_friend_balancesA | 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_current_userA | Get the currently authenticated Splitwise user — useful to find your own user ID when creating expense splits. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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