Commerce & Payments · Integration
Lightspeed Retail (R-Series)
Add Lightspeed Retail (R-Series) to your product for your customers, and give your AI agents governed access to it.
Embed a Lightspeed Retail R-Series integration so your product works with what happens at the register, not just online. Each retailer connects their own account, writes are idempotent so a retry cannot duplicate a sale, and every call is logged per tenant so reporting in your product reconciles with the till. fastn handles per-customer OAuth, token refresh, pagination and API upkeep, so a retailer with several shops needs no code from you.
In your product
Embedded for your customers. Per-tenant auth, no per-customer code, maintained by fastn.
Let retailers connect their own Lightspeed Retail account so your product reads in-store sales as they happen.
Read inventory counts per shop so your product is not deciding on a stale stock number.
Create or update items and their prices across a retailer's shops from one place.
Read sales and their line items so reporting in your product matches the register.
For your AI agents
Governed, audited access for the agents you build, through the MCP server.
An agent checks stock for an item across shops before answering.
An agent reads the day's sales and summarises them for a shop manager.
An agent updates an item within governed permissions, with each write audited per tenant.
Example prompt
Show yesterday's sales by shop and list items that sold out during the day.
Set up Lightspeed Retail (R-Series) in 4 steps
- 01Open the Lightspeed Retail R-Series connector from your fastn dashboard.
- 02Have each retailer authorise their own Lightspeed Retail account with OAuth.
- 03Map the shops, items and sales fields your product uses, then enable actions and triggers.
- 04Call them from your product, or expose them to an agent through the MCP server.
Why teams use the Lightspeed Retail (R-Series) integration
What you get by embedding it with fastn instead of building it yourself.
- Ship a Lightspeed Retail (R-Series) integration without building it. Your customers connect their own Lightspeed Retail (R-Series) account inside your product and work their orders, payments and customers there, with no per-customer code on your side.
- Handle the part that actually costs time: money and order state must never be double-applied, and reconciliation has to be possible. fastn owns the auth, token refresh, rate limits, pagination and breaking-change fixes, so a Lightspeed Retail (R-Series) update is not your on-call problem.
- One integration serves your product and your agents. The same governed Lightspeed Retail (R-Series) connection powers in-product features and gives AI agents scoped, audited access, so you keep commerce and payment records in step with your product without wiring it twice.
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Lightspeed Retail (R-Series) integration FAQ
How do I add a Lightspeed Retail (R-Series) integration to my product?
Enable the Lightspeed Retail (R-Series) connector in your fastn dashboard, then let each customer authenticate their own Lightspeed Retail (R-Series) account. fastn handles the OAuth flow, token storage and refresh per tenant, so there is no Lightspeed Retail (R-Series) client code in your app and no per-customer branch in your codebase. Setup is 4 steps.
Do my customers each connect their own Lightspeed Retail (R-Series) account?
Yes. Every connection is scoped to the individual customer, so each authorises their own Lightspeed Retail (R-Series) account and only ever sees their own orders, payments and customers. That per-tenant isolation is the point of an embedded integration: you support the long tail of customer setups without maintaining an integration per customer.
Can AI agents use this Lightspeed Retail (R-Series) integration?
Yes. The same connection is exposed to your agents through the fastn MCP gateway, with permissions scoped per tenant and every call audited. An agent checks stock for an item across shops before answering.
Who maintains the Lightspeed Retail (R-Series) integration?
fastn does. When Lightspeed Retail (R-Series) changes an endpoint, deprecates a field or alters its auth, the fix lands in the connector rather than in your backlog, and your customers' connections keep working.
Is the Lightspeed Retail (R-Series) integration safe for payment and order writes?
Writes are idempotent, so a retry cannot double-charge or duplicate an order, and every call is logged per tenant so a transaction can be reconciled against the event that triggered it.
Can my product react to a new order, payment or refund immediately?
Yes, through event triggers, so fulfilment, entitlement or accounting steps run as soon as the event lands rather than on a nightly sync.
What can I build with the Lightspeed Retail (R-Series) integration?
A common starting point: let retailers connect their own Lightspeed Retail account so your product reads in-store sales as they happen. Teams also use it for the other use cases listed above, and expose it to agents for governed reads and writes.
How much does the Lightspeed Retail (R-Series) integration cost?
It is included. Pricing is based on connected accounts, not on how many connectors you enable, so adding Lightspeed Retail (R-Series) does not change your per-connector cost. You can start free with 3 connected accounts.
Add Lightspeed Retail (R-Series) to your product
Start free with 3 connected accounts. No sales call required, and no per-customer integration code.