Helcim API
Helcim publishes a self-serve REST API covering payments, customers, invoicing, recurring billing, ACH, and terminal control under dashboard-issued tokens. Signup is free and instant with no sales contact. There are no first-party SDKs, and webhooks cover only two card-present event types.
Frequently asked questions
Helcim scores A on Supergood's API Report Card. Helcim publishes a self-serve REST API covering payments, customers, invoicing, recurring billing, ACH, and terminal control under dashboard-issued tokens. Signup is free and instant with no sales contact. There are no first-party SDKs, and webhooks cover only two card-present event types.
Helcim has a workable official integration path. Most engineering teams can build against it directly. Open API: self-serve, documented, with SDKs
Helcim is a Calgary, Alberta-headquartered payment processor and merchant services company serving small and mid-sized businesses across Canada and the United States.
Vertical: Financial Services (payment processing / merchant services). In-person card acceptance: Helcim Smart Terminal, mobile card reader, or Tap to Pay on iPhone running the free Helcim POS app for retail, food, salon, contractor and field-service checkout..
Medium.
Helcim handles a typical merchant-services data set on behalf of its SMB customers: Payment instruments: card PANs, expiry dates, CVCs (tokenized into Helcim's vault), bank account and routing numbers for ACH (US) and EFT (Canada), tap/contactless tokens (including Tap to Pay on iPhone)..
Founded 2006 in Calgary by Nicolas Beique; still founder-led and privately held.
No first-party SDKs in any major language -- every integrator hand-rolls HTTP clients, which slows adoption vs. Stripe / Square. Webhooks are scoped to card-present transaction events only (`cardTransaction`, `terminalCancel`) -- no native events for invoices paid, subscription renewed/failed, ACH cleared, refund issued, customer updated, or batch settled, forcing developers to poll for most lifecycle changes. Full sourced list under Sources below.
Common alternatives include Stripe, Square (Block), PayPal / Braintree, Moneris, Chase Payment Solutions (WePay), Global Payments. Graded alternatives appear under "More from the report card" below.
Supergood's grades measure one thing: can a customer's engineering team get their own data out programmatically? Supergood checks six things (whether a real API exists, how access is gated, data coverage, auth quality, docs and developer experience, and stability) and rolls them into a letter grade. Supergood re-verifies grades, and they only move on evidence.
Not that we could find. As of August 2026 there is no official Helcim MCP server in any public registry, and no maintained community server we're aware of. We re-verify this periodically — report an inaccuracy below if we missed one.
Not natively. Helcim doesn't publish an MCP server, so MCP clients like Claude, Cursor, and Codex have nothing to connect to out of the box. If that changes, this page will reflect it.