Other systems and API

Open by design: APIs, webhooks, SSO and the systems around your ERP.

Pre-built ERP connectors cover the system of record. For everything else, Stream exposes REST APIs and webhooks and integrates with identity, banking, card, portal, BI and industry applications, scoped per customer.

API

What the API and webhooks cover

Used by customers and partners to feed Stream, read status and drive downstream systems.

Documents and invoices

Submit documents, read extracted data, coding, matching, approval, integration and payment status.

Purchase orders and receipts

Create requests, read PO and receipt status, post receipts from other systems.

Expense reports

Read reports, lines, receipts, policy results and approval state.

Master data

Read and, where agreed, write vendors, dimensions and users.

Events and webhooks

Status changes, approvals, postings and errors pushed to your systems.

Security

OAuth 2.0 client credentials, scoped tokens, IP allow-listing and audit of API calls.

Ecosystem

Systems Stream works alongside

Banks and payment platforms

Approved, validated payables data prepared for your payment channel.

Expense card feeds

Corporate card transactions matched to receipts in Expense Management.

Vendor portals and e-invoicing

Structured invoices received directly.

Data platforms and BI

Stream data available for Power BI and warehouse reporting.

Identity providers

Microsoft Entra ID, Okta and other SAML/OIDC providers for SSO.

Industry applications

Practice management, property, franchise and project systems scoped per customer.

Additional ERPs

Need an ERP not listed?

Additional ERP connectors are built on request against the same integration pattern: master data in, validated transactions out, errors resolved in Stream. Tell us the system and version and we will scope it.

Next step

Design the integration with us

Bring the systems and the data flows. We will map what goes where, in which direction, and who owns each exception.

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