v4.2.1· April 14, 2026Major release

Billin AI, built in.

The biggest release of the year. Billin AI is now available on every plan, grounded in your tenant data, with human-in-the-loop controls. Reconciliation, forecasting, anomaly detection, and natural-language reports.

$ billin ai reconcile --bank=hsbc-eur
✓ 842 transactions matched (99.3%)
▪ 6 need review
run time: 4.2s · confidence avg 97.1%

What is new

New
AI Reconciliation · 94% first-passMatch bank feeds to invoices & bills with confidence scores and full explainability.
New
Natural-language report builder"Show customers in DACH over Rs 50k" returns a chart, a table, and the SQL. Exportable.
New
Anomaly detection on journalsContinuously scans for duplicate payments, unusual vendors, round-dollar patterns. Alerts route to finance.
New
Bring-your-own-LLM keysOpenAI, Anthropic, Azure OpenAI, self-hosted. Tenant-scoped, never trained on your data.
v4.1.4· April 3, 2026Patch

PEPPOL e-invoicing for Belgium & Portugal.

Compliance-ready with the PEPPOL BIS 3.0 profile for Belgium (mandatory January 2026) and Portugal (mandatory April 2026).

What is new

New
PEPPOL BIS 3.0 · BE, PTAuto-formatting and validation against national profiles.
Fix
Batch payment CSV exportCorrectly escapes commas in vendor names with non-ASCII characters.
Fix
Inventory transfer ordersIn-transit quantities now update in real time when the receiving warehouse scans.
v4.1.0· March 7, 2026Feature

Vendor portal 2.0.

A complete rebuild of the vendor-facing portal. Suppliers get a proper inbox, a PO timeline, and the ability to submit invoices in one click — including bulk submission via CSV or API.

What is new

New
Supplier inboxAll POs, RFQs, and payment advices in one place. Read/unread states. @mention to reach your AP team.
New
ASN · advance ship noticesSuppliers submit packing lists before delivery. Auto-creates expected receipts in your warehouse.
Security
FIDO2 support for supplier accountsHardware keys and passkeys, required for high-volume suppliers.
v4.0.0· February 10, 2026Major release

The 4.0 rewrite.

Our biggest re-engineering in the product's history. New data layer (3–7x faster queries), GraphQL alongside REST, native row-level security. Zero downtime for all Cloud customers.

What is new

New
GraphQL APISits next to REST. Full subscriptions for real-time. Automatic persisted queries.
New
Row-level securityEnforced at the database layer. Survives custom doctypes and third-party integrations.
New
TypeScript SDKTyped, tree-shakeable, works in browser and Node. Deprecates the old billin-sdk package.