generated: '2026-07-21' method: searched source: >- https://status.taxbit.com (public status page), the API reference structure (versioned data-model pages + a "deprecated" OpenAPI spec) captured in llms/taxbit-llms.txt, and https://apidocs.taxbit.com/docs/inventory-slas. A formal RFC 8594 Sunset/Deprecation-header policy was not found in the public docs (the OpenAPI spec is auth-gated). description: >- Versioning, deprecation and availability signals for the TaxBit API. versioning: scheme: named data-model versions mechanism: >- The reference publishes versioned data-model pages (e.g. "Transaction Data Model - current"). A separate "deprecated" OpenAPI spec is maintained alongside the primary "api" spec and an "embedded-api" spec. docs: https://apidocs.taxbit.com/reference deprecation: policy_url: null sunset_header: null evidence: >- A distinct deprecated.json OpenAPI document exists on the ReadMe project, indicating deprecated operations are segregated rather than removed in-place. No public RFC 8594 header policy was located. sla: public_uptime_target: null async_slas: https://apidocs.taxbit.com/docs/inventory-slas notes: >- Inventory/report generation is asynchronous with documented SLAs; a numeric platform uptime SLA is handled via enterprise agreements, not published publicly. status_page: https://status.taxbit.com/ support: https://taxbitsupport.zendesk.com/