Square Developer Forums - Forums for asking about Square APIs and SDKs

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	705	July 12, 2026
Welcome to Square Developer Forums Site Feedback	9	13306	August 19, 2026
CreateCard INVALID_CARD_DATA with Ecuador-issued international Visa after successful payment Questions cards-api	4	14	September 21, 2026
Square Online: Meta external_id and diagnostic data sharing Questions	2	15	September 21, 2026
Request for Discount Codes API special access — Scoop City Questions	1	6	September 21, 2026
How Do I Set Up The Square Payment Plugin SuiteApp in NetSuite? Questions	1	5	September 21, 2026
iOS SDK 2.6.0: ready Tap to Pay reader but empty checkout methods, persists after reauthorization Questions mobile-payments-sdk	0	2	September 21, 2026
Production DELIVERY beta access — August 23 partner application follow-up Questions orders-api	1	9	September 21, 2026
Existing Google Business Profile not matching with Square location Questions	11	45	September 21, 2026
Request for Discount Codes API Access – Square Vouchers Questions	1	8	September 21, 2026
Two subscriptions cancelled mid-trial with no request from our application Questions	1	11	September 21, 2026
Delayed CANCELED terminal.checkout.updated Webhook Questions terminal-api	0	3	September 21, 2026
Square POS – Configured Hours Not Returned in API Response Questions	5	27	September 21, 2026
Requesting access to the Discount Codes API for a multi-seller loyalty app Questions	0	5	September 21, 2026
MCP AllowList Request jhax.ai MCP	8	77	September 21, 2026
MCP Allowlist Request - Google Gemini Spark MCP	0	9	September 21, 2026
Reporting API - Service Provider needed Feature Requests booking-api	9	143	September 21, 2026
Sandbox OAuth + app_fee_money: where should the application fee appear? Questions payments-api , sandbox , app-marketplace , oauth-api	0	5	September 21, 2026
Catalog items created via API never appear in the Dashboard item library list (visible in POS app and Dashboard search) Questions catalog-api	6	39	September 19, 2026
Bitcoin payments and wallet APIs Feature Requests	2	105	September 19, 2026
Allowlist: Cloudflare MCP Server Portals MCP	1	8	September 19, 2026
BatchUpsertCatalogObjects returns "nonexistent object" for an ITEM that RetrieveCatalogObject confirms exists (Production) Questions	2	11	September 19, 2026
Subscriptions API: seven-day pause accepted in Sandbox, billing date guarantees? Questions	3	37	September 19, 2026
How Long Does It Take To Develop a Car Insurance App? Questions reader-sdk	4	155	September 19, 2026
Request for Discount Codes API Access – Square Vouchers – FedeleApp Questions	2	13	September 19, 2026
Meta Pixel content_id (Item ID) doesn't match Facebook/Instagram catalog retailer_id (Item Variation ID) Questions	1	10	September 18, 2026
Request for additional webhook endpoints in Sandbox environment Questions sandbox , webhooks-api	1	13	September 18, 2026
PosClient Integration - trying to streamline Questions	1	10	September 18, 2026
Unable to test payment flow in sandbox for square-hosted checkout page Questions payments-api , sandbox	3	25	September 18, 2026
Production token works in API Explorer but gets 401 from AWS Amplify Questions payments-api , checkout-api	5	11	September 18, 2026