Sync your product catalogue with ReceiptRoller
Build a Node.js script that reads a local CSV or JSON file, matches products by SKU, and creates or patches them through the Products API.
Connect an AI agent to ReceiptRoller over MCP
Connect Claude as an MCP connector, then build your own MCP client with dynamic client registration, PKCE and JSON-RPC calls over HTTP.
API Authentication Guide
How to authenticate with the OAuth 2.0 authorization code flow: authorize parameters, the consent screen, token exchange and revocation, errors and scopes.
Rate limiting and throttling
Which ReceiptRoller API endpoints limit requests and by how much, what a 429 looks like, and how to pace and retry your client's calls.
Available data domains
A one-page overview of the data domains you can retrieve from the ReceiptRoller developer portal. Summarizes the contents, retrieval methods, and required scopes for each domain — transactions, products, inventory, orders, customers, coupons, SNS, advertising, individual user data, and more.
OAuth Scopes Reference and Availability
A reference of all scopes available in the ReceiptRoller OAuth API and which kinds of apps each scope can be granted to. Also covers the review requirement for User scopes, why Store and User scopes can't be mixed, and how to use the API from a LIFF app.
PosTransactionDto specification — field reference for transaction data
A complete field reference for PosTransactionDto, the canonical model for the transaction data ReceiptRoller handles. For each category — identifiers, dates, amounts, line items, payments, staff, status, and CRM linkage — it summarizes the field names, types, meanings, and how each POS vendor populates them. A reference for developers and external-system integrators. Also referenced from the Smaregi and Square mapping articles.
Applying for review of User-scopes
For apps that handle general consumers' data (user.* scopes) on ReceiptRoller, this explains the review application flow, the documents to submit, the review criteria, the review period, and common reasons for rejection.
Purchase and receipt data integration
Explains the structure of the purchase and receipt data ReceiptRoller handles, how to retrieve it, related scopes, Webhooks, and common use cases.
Error codes and retry guidance
The status codes and error body shapes the ReceiptRoller API returns, token endpoint errors, and which failures to retry and how.
Receive new sales by webhook and post them to Slack
Register a receipt.created webhook, verify its signature and drop duplicates in Node.js, and post each new sale to a Slack channel.
Webhook overview
Which webhook events are actually sent, what the request and signature headers look like, how duplicates, order and lost events behave, and when to use the API.
The basics of requests and responses (JSON)
Explains the request format, required headers, response structure, pagination, filtering, and date/time format rules of the ReceiptRoller API.
Webhook is not being delivered
When a webhook does not arrive: narrow it down with a test send and the delivery log, then check the active flag, subscribed events, connection and signature.
Representative API examples
Introduces, as curl commands, examples of calling the representative ReceiptRoller API endpoints (retrieving receipts, listing stores, creating products, registering Webhooks).
Designing resends, ordering, and idempotency
What counts as success, the retry rules (1 min, 10 min, 1 h, four attempts), ordering and lost events, and dropping duplicates by X-RR-Delivery.
Best practices for production operation
Explains best practices for running a ReceiptRoller integration app in production — environment separation, monitoring, deployment, incident response, and keeping documentation in order.
Creating a new app
How to register a developer app in a business account: the fields, how the credentials are shown, what you can do afterwards, and common stumbling points.
Endpoints and versioning
Explains the base URL of the ReceiptRoller API, the versioning policy, the deprecation-notice flow, and how to check the current version.
Access control and audit logs
Explains how to design access control for operating a ReceiptRoller integration app, the principle of least privilege, how to take audit logs, and how to run periodic reviews.