---
agentTools:
  projectIndex: https://docs.webexinteract.com/llms.txt
---

# June 2026 Release

**What’s New?**

This release introduces low balance alerting improvements, self-service prepaid invoicing, and major source-selection enhancements for webhook projects.

**Release Highlights**

* Low balance alerts now support end-to-end notification behavior with improved tracing and polished alert formatting.
* Self-service prepaid invoices can be enabled on request and used by customer Owners in the product.
* Webhook Projects now support better source scoping with multi-select source controls and expanded source types.

## **New Features**

### **Low balance alerts**

Low balance alerts have been expanded from UI configuration into full notification workflows for prepaid balances.

Key updates:

* Owners can configure low balance thresholds and recipients for account/workspace contexts.

### **Self-service invoices**

Self-service prepaid invoices are now available on request.

Owners on enabled customer organisations can use Pay by Invoice during add-balance checkout.

* Invoice requests support minimum amount validation and request flow through to success/failure states.
* A dedicated Invoices tab is available in Finance for enabled customers to review invoice status and open hosted invoice views.
* Invoice-related UX improvements include default workspace guidance and corrected minimum threshold handling.

### **Webhook projects - improve source selection**

Webhook project source targeting now supports finer control and broader source coverage.

Key updates:

* Source scope supports All Sources and Select specific sources as mutually exclusive options.
* Specific source selection supports multi-select behavior.
* Source options are expanded to include shared-number keyword sources and opt-out webform source contexts.
* Event availability aligns dynamically with selected source types.
* Follow-up stability fixes address channel/source reselection behavior.

## **Enhancements and Fixes**

* Improved robustness for invoice payment flow validation and defaults.
* Improved reliability for webhook source configuration behavior.
* Improved observability and traceability of low balance alert notifications.