Weelay Resources
Documentation, API, and Weelay rules
Documentation, service rules, FAQ, articles, news, and integration materials for Weelay.
Documentation
API, webhooks, and integration guides for Weelay.
Open →Legal documents
Terms of use, risks, refunds, privacy, and merchant rules.
Open →Downloads
SDKs, plugins, webhook handlers, and ready-to-use integration packages.
Open →FAQ
Answers about USDT TRC20, API keys, webhooks, refunds, and payment statuses.
Open →Documentation
Integration documentation
API, webhooks, and integration guides for Weelay.
Weelay Overview
→What Weelay is, who it is for, how non-custodial USDT TRC20 payment works and which documents to read next.
Integration Guide
→Step-by-step Weelay integration for a merchant website or backend: project, API key, invoice, payment_url, webhook...
Merchant API
→Public Merchant API description: base URL, authentication, invoice creation, invoice list, invoice retrieval, respo...
Invoices
→Public description of a Weelay invoice: invoice creation, payment_url, main fields, statuses and when an order is c...
Invoice Statuses
→Public description of invoice statuses: pending, paid, expired, failed and what the merchant should do with each st...
Idempotency-Key
→How to use Idempotency-Key when creating invoices to safely retry requests and avoid duplicates.
Webhooks
→Public description of Weelay webhooks: invoice.paid event, headers, signature, verification, idempotent handling an...
API Errors
→Public description of Merchant API errors: error format, trace_id, main error.code values and safe merchant-side ha...
Legal documents
Weelay terms and acceptable use rules
These documents explain the service model, merchant responsibility, payment rules, refunds, risks, and data processing.
Terms of Use
→Core Weelay usage rules, merchant responsibilities, service limitations, API, webhook, plans and liability.
Privacy Policy
→What data Weelay processes, why it is used and how it is protected within the non-custodial USDT TRC20 checkout.
Non-Custodial Payment Notice
→Explanation of the Weelay non-custodial model: the service does not hold funds, control merchant wallets or cancel...
Acceptable Use Policy
→Prohibited activities, violations and reasons for restricting an account, project, API key or specific Weelay featu...
Refund Policy
→Refund rules for payments through Weelay: refunds are issued by the merchant and blockchain transactions are usuall...
Merchant Complaints
→How to submit a complaint about a merchant, what data to include and what Weelay can review or restrict.
Cookie Policy
→What cookies Weelay uses, why they are needed and what may change if they are disabled.