# Overview Review delivery availability > Section: Integrations / Webhooks > Last updated: **2026-09-04**. > API version: **v1 (Latest)**. OpenAPI publication: **2026-11-08**. ## Current status Customer webhooks are not publicly available. REST and MCP are the supported customer delivery paths. > No public subscription endpoint, signing secret, retry schedule, or event catalog exists today. Do not build against internal ingestion events or the Stripe billing webhook. ## Requirements If push delivery is required, send the commercial and technical requirements needed to evaluate it. - Events and filters required - Expected delivery volume and latency - Retry, ordering, and replay requirements - Signature verification and retention requirements - [Send webhook requirements](https://beliefstate.ai/contact) ## Release contract Before public release, this section will document setup, signatures, delivery behavior, idempotency, limits, testing, and troubleshooting. - [Review the event type publication standard](https://beliefstate.ai/docs/webhooks/events) ## Agent feedback Report unclear, stale, or incorrect documentation through [BeliefState support](https://beliefstate.ai/contact). Include this page URL and the smallest reproducible detail.