8.15.0 (2026-03-24)
Release Type: 🚨 REQUIRED
DB Migration Required: ✅ No
Compatibility: ✅ Backwards compatible with v8.x.x
Release Summary
Version 8.15.0 is a required release to support the upcoming Stacks 3.4 hard fork. Upgrade is mandatory, as not having this upgrade will cause the API to crash whenever a Clarity 5 transaction is processed.
This release also upgrades some dependencies to resolve security issues.
What's Changed
Features
Breaking Changes
None - This is a backwards-compatible release.
Upgrade Priority
| User Type | Priority | Recommended Timeline |
|---|---|---|
| Production API Operators | High | As soon as possible |
| Development Teams | High | As soon as possible |
| High-Traffic Applications | High | As soon as possible |