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ActionSquareUpdated May 2026

How do I create a Square payment?

Short answer: Drop the "SquareSquare Create Payment" action anywhere in your workflow, map the inputs from upstream nodes, and publish.

Inputs

The fields this action accepts.

Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.

FieldTypeRequiredDescription
Source ID (nonce or saved card)
source_id
stringRequired
Amount (cents)
amount
stringRequired1000 = $10.00
Currency
currency
stringOptional
Idempotency Key
idempotency_key
stringRequiredA unique string per request to prevent double charges
Customer ID
customer_id
stringOptionalThe Customer ID assigned by Square. Find via the corresponding list/search operation in this app. Use the exact ID, not a name or label.
Note
note
stringOptional
Sample request
{
"source_id": "{{trigger.source_id}}",
"amount": "1000 = $10.00",
"currency": "{{trigger.currency}}",
"idempotency_key": "{{trigger.idempotency_key}}",
"customer_id": "{{trigger.customer_id}}"
}
Returns
{
"payment": {
"id": "pay_abc",
"status": "COMPLETED",
"receipt_url": "https://x.com",
"amount_money": {
"amount": 1000
}
}
}

Use these fields in downstream nodes for routing, logging, or error handling.

Triggered by

Apps that pair well as the trigger for Square Create Payment.

Any of these apps can fire this action as part of a workflow.

FAQ

Questions about Square Create Payment.

What does the Square Create Payment action do in Square?
Charges a saved customer card or processes a payment with provided source. For "external order completed → charge via Square" workflows.
What inputs does Square Create Payment require?
Required: Source ID (nonce or saved card), Amount (cents), Idempotency Key. Every input accepts a static value or a variable from any upstream node in your workflow.
Can I use dynamic inputs from earlier workflow nodes?
Yes. Any field on this action can pull values from upstream nodes, whether that's a form response, a trigger payload, an AI output, or a lookup result.
What happens if Square returns an error?
The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.
Does Square Create Payment support batch operations?
Yes. Run Square Create Payment inside a Loop node to process arrays. Tiny Command handles Square's rate limits automatically so you don't have to throttle manually.
More actions

Other Square actions.

Send square create payment from your workflows.

Triggered by anything in the catalog. Free tier available. No credit card.