API Updates — June 29, 2026

New AI usage ingestion endpoint — Added POST /developer/v1/ai-usage/unified for broadcasting provider-neutral AI usage event batches to Ramp AI spend analytics. View guide

Ownership percentage for beneficial owners — Added ownership_percentage field to the controlling officer and beneficial owner schemas when creating or updating applications, allowing you to specify each individual's beneficial ownership percentage (integer, 0–100). View endpoint

Bank account subtype in responses — Bank account objects now include an account_subtype field, providing visibility into whether an account is checking, savings, or another subtype. View endpoint

New bank_accounts:write OAuth scope — A new bank_accounts:write scope is available for OAuth token requests, enabling write access to bank accounts for manual ACH account creation workflows. View endpoint

Approver groups in custom records native tables — Added approver_groups as a supported native table reference across custom records endpoints, allowing you to reference approver groups in native table columns and result columns alongside users and accounting_field_options.

New purchase order fund creation error — Added punchout_order enum value to purchase order fund creation error reasons, indicating that funds cannot be issued for punchout purchase orders. View endpoint