generated: '2026-07-17'
method: searched
source: https://developers.altbank.ai/docs/guard-api
summary: >-
  alt.bank publishes a dedicated staging sandbox for the GUARD API whose
  mechanics mirror the production environment, letting partners test
  underwriting integrations before going live.
environments:
- name: production
  host: https://guard.altbank.ai
  underwriting_endpoint: https://guard.altbank.ai/api/partner/credit/cards/underwritings
- name: sandbox
  host: https://guard.stg.altbank.ai
  underwriting_endpoint: https://guard.stg.altbank.ai/api/partner/credit/cards/underwritings
  note: Staging environment; mechanics mirror production, used for comprehensive API testing.
credentials:
  model: per-partner X-Partner-Auth token issued by alt.bank
  note: >-
    alt.bank does not publish self-service test tokens or magic test values;
    credentials and IP allow-list entries are provisioned per partner. No test
    values are invented here.