Square (verified)
Process payments, manage subscriptions, send invoices, and handle disputes. Accept card payments and track POS transactions.
Quick Start
# Connect this server (installs CLI if needed)
npx -y smithery mcp add square
# Browse available tools
npx -y smithery tool list square
# Get full schema for a tool
npx -y smithery tool get square SQUARE_ACCEPT_DISPUTE
# Call a tool
npx -y smithery tool call square SQUARE_ACCEPT_DISPUTE '{}'Direct MCP Connection
Endpoint: https://square.run.tools
Tools (26)
SQUARE_ACCEPT_DISPUTE— Tool to accept a dispute and mark it as lost. Use after reviewing all evidence and deciding to accept liability.SQUARE_CANCEL_INVOICE— Tool to cancel an invoice. Use when you need to void an existing invoice; ensure the invoice isn't in DRAFT or a termin…SQUARE_CANCEL_PAYMENT— Tool to cancel a payment. Use after confirming the payment is in APPROVED status.SQUARE_CREATE_CARD— Tool to create a card on file. Use when you need to securely store a customer's card for future payments. Requires a va…SQUARE_CREATE_DISPUTE_EVIDENCE_FILE— Tool to upload a file as dispute evidence. Use when you need to attach supporting documents (PDF, image, etc.) to an ex…SQUARE_CREATE_DISPUTE_EVIDENCE_TEXT— Tool to upload text as evidence for a dispute challenge. Endpoint: POST /v2/disputes/{dispute_id}/evidence-textSQUARE_CREATE_INVOICE_ATTACHMENT— Tool to upload a file and attach it to a Square invoice. Use when you need to add supplementary documents to an invoice…SQUARE_DELETE_DISPUTE_EVIDENCE— Tool to delete specified evidence from a dispute. Use when you need to remove an evidence item that is no longer releva…SQUARE_DELETE_INVOICE— Tool to delete a Square invoice (only DRAFT invoices can be deleted).SQUARE_DELETE_INVOICE_ATTACHMENT— Tool to delete an attachment from a Square invoice. Endpoint: DELETE /v2/invoices/{invoice_id}/attachments/{attachment_…SQUARE_DELETE_WEBHOOK_SUBSCRIPTION— Tool to delete a Square webhook subscription by ID.SQUARE_GET_DISPUTE_EVIDENCE— Tool to retrieve a specific evidence item associated with a given dispute. Endpoint: GET /v2/disputes/{dispute_id}/evid…SQUARE_GET_INVOICE— Tool to retrieve an invoice by ID. Use when you already have an invoice ID and need its details.SQUARE_LIST_DISPUTE_EVIDENCE— Tool to list evidence items associated with a given dispute. Endpoint: GET /v2/disputes/{dispute_id}/evidenceSQUARE_LIST_INVOICES— Tool to list invoices for a Square location.SQUARE_LIST_WEBHOOK_EVENT_TYPES— Tool to list available webhook event types. Use when you need to discover event types before creating or updating a web…SQUARE_LIST_WEBHOOK_SUBSCRIPTIONS— Tool to list webhook subscriptions. Use when you need to retrieve a page of webhook subscriptions for your application;…SQUARE_RETRIEVE_DISPUTE— Tool to retrieve a Square dispute by ID. Endpoint: GET /v2/disputes/{dispute_id}SQUARE_RETRIEVE_ORDER— Tool to retrieve an order by its ID. Use when you have an order ID and need to fetch its details.SQUARE_RETRIEVE_PAYMENT_LINK— Tool to retrieve a payment link by ID. Use when you need to fetch full details of a specific checkout link.SQUARE_RETRIEVE_WEBHOOK_SUBSCRIPTION— Tool to retrieve a Square webhook subscription by ID.SQUARE_SUBMIT_DISPUTE_EVIDENCE— Tool to submit evidence for a dispute. Use when you have compiled all supporting documentation and want to send it to t…SQUARE_TEST_WEBHOOK_SUBSCRIPTION— Tool to test a webhook subscription. Use after creating or updating a subscription to verify its endpoint.SQUARE_UPDATE_ORDER— Tool to update an order. Use when modifying fields on an existing open order; requires the latest version for optimisti…SQUARE_UPDATE_WEBHOOK_SUBSCRIPTION— Tool to update a Square webhook subscription. Use when you need to modify subscription settings such as name, enabled s…SQUARE_UPDATE_WEBHOOK_SUBSCRIPTION_SIGNATURE_KEY— Tool to rotate the signature key for a webhook subscription. Use when you need to replace the current signature key for…
# Get full input/output schema for a tool
npx -y smithery tool get square