Changelog

Current version

Initial release of the BeaconCR REST API under /api/v1/. Shipped at launch:

• organizations/me
• studies, studies/{id}
• studies/{id}/sites
• studies/{id}/forms (and form versions)
• studies/{id}/visits
• studies/{id}/participants (and participant data points)
• studies/{id}/queries
• studies/{id}/epro (instruments, invitations, responses)
• studies/{id}/consents
• studies/{id}/screenings
• studies/{id}/exports
• audit-events
• webhooks (CRUD)

Platform mechanics shipped with v1.0.0:

• OAuth 2.0 client-credentials authentication, per-client scopes, org-scoped tokens.
• Cursor pagination, ETag/If-Match concurrency, idempotency keys on POST.
• RFC 9457 problem+json errors with a request ID on every response.
• Webhooks with HMAC-SHA256 signatures, retry with backoff, and a delivery log.
• Per-client rate limits (600 requests / 10 min) with RateLimit-* headers.