Oyster MCP by usefulapi for ChatGPT
io.usefulapi/oyster
Read team, time off, expenses and invoices; approve or decline time off and expenses in Oyster.
client:ChatGPT
transport:streamable-http
tools:20
Install Oyster MCP by usefulapi in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://oyster.usefulapi.io/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs
What ChatGPT can do once it is connected
- oyster_get_company
- oyster_list_team_members
- oyster_get_team_member
- oyster_list_departments
- oyster_list_time_off_requests
- oyster_get_time_off_request
- oyster_list_time_off_balances
- oyster_list_public_holidays
- oyster_list_expenses
- oyster_get_expense
- oyster_list_contract_changes
- oyster_get_contract_change
- oyster_list_invoices
- oyster_get_invoice
- oyster_list_time_sheets
- oyster_get_time_sheet
- oyster_approve_time_off_request
- oyster_reject_time_off_request
- oyster_approve_expense
- oyster_decline_expense