Square Developer Forums

Topic	Replies	Views	Activity
Developer Support Consolidation Announcements Hi all - we wanted to provide an update. We’re consolidating developer support into a single channel. Starting May 1, our Developer Forums will be the central place for all questions and discussions and as part of this c…	1	949	July 12, 2026
Welcome to Square Developer Forums Site Feedback	10	13448	October 21, 2026
Japan: Card-on-File Registration with 3DS and Deferred Subscription Billing After a 14-Day Free Trial Questions payments-api	0	1	November 8, 2026
Square Appointments integration—booking modifiers and upfront payment matching Questions orders-api , payments-api , webhooks-api , sdk , booking-api , web-payments-sdk	3	43	November 8, 2026
Redirect URI allowlist request: OpenCode Console MCP	2	98	November 8, 2026
Does the Checkout API Sandbox Testing Panel create subscriptions, and how can I link a Payment Link to its Subscription? Questions checkout-api	0	3	November 8, 2026
MCP Allowlist Request - Blob MCP	0	5	November 8, 2026
Request for Discount Codes API access – Robowok (Canada, Orders API checkout) Questions	0	3	November 8, 2026
MCP Allowlist Request - Grok Bot MCP	0	12	November 8, 2026
Title: Square Terminal SAVE_CARD for Automatic Monthly Memberships Questions	0	6	November 8, 2026
UK Sandbox card.tokenize() throws UnexpectedError with CHARGE_AND_STORE Questions	0	4	November 7, 2026
Mobile Payments SDK surcharge plus application fee Questions payments-api , oauth-api , mobile-payments-sdk	0	6	November 7, 2026
Orders API 1% fee: is it assessed on an OTHER_GIFT_CARD EXTERNAL payment when the rest of the order is paid with Square? Questions orders-api , payments-api	0	8	November 7, 2026
Connect Software With Member365’s Membership API Questions payments-api , web-payments-sdk	1	14	November 7, 2026
Tax Calculation for Online Orders Questions	9	593	November 7, 2026
Square – Incorrect Modifier Group Values After Menu Fetch// Lady Dumpling Questions catalog-api	0	5	November 7, 2026
Discount API permissions Questions catalog-api	4	77	November 7, 2026
Bulk Migration of Product Images Between Square Accounts Questions orders-api , catalog-api	4	42	November 7, 2026
API 2026-08-19: strict customer and zero-refund evidence for hosted payment links Questions	0	4	November 6, 2026
Standalone tips for connected accounts via the Payments API — policy confirmation Questions payments-api , oauth-api	1	13	November 6, 2026
Pay-at-pickup phone orders on Square for Restaurants: how to show an unpaid order on POS? Questions orders-api , payments-api	1	30	November 6, 2026
SearchSubscriptions returns empty on production and 500 on sandbox, while RetrieveSubscription works Questions sandbox , subscriptions-api	1	21	November 6, 2026
App Integration Removal Questions	0	8	November 6, 2026
MCP Allowlist Request - McLeuker AI MCP	0	8	November 6, 2026
IN_STORE orders stuck with fulfilment COMPLETED but order state OPEN Questions orders-api	10	121	November 6, 2026
Buyer-level CreateBooking on Appointments Free when the app's OAuth scopes include APPOINTMENTS_ALL_WRITE Questions	1	12	November 6, 2026
Web Payments SDK tokenize(verificationDetails) skips SCA, issuer then returns CARD_DECLINED_VERIFICATION_REQUIRED Questions	0	8	November 6, 2026
Square OAuth Integration from an Unsupported Country – Who Can I Contact? Questions	2	18	November 6, 2026
Square customer feedback survey fails on website-generated receipts Questions	2	33	November 6, 2026
SipFlow integration — catalog sync and restaurant ordering workflow Questions	0	8	November 6, 2026

Developer Support Consolidation

Hi all - we wanted to provide an update. We’re consolidating developer support into a single channel. Starting May 1, our Developer Forums will be the central place for all questions and discussions and as part of this c…