Agent 09 · Guard stage
Anchor
Backward Compatibility Guard
Keeps the product steady for everyone already using it — old app versions, saved data and integrations included.
What Anchor does
On every change, without exception.
- API and data contracts01
- Database migrations against real data02
- Older clients and integrations03
How it works
Three steps, every time.
- 01Compares API and data contracts with the previous release
- 02Dry-runs migrations against a copy of real data
- 03Keeps older apps and integrations working
Where Anchor works
Stage 03 of 5: Guard.
Together with Lynx, Aegis, Verity, Echo and Torque, Anchor helps check every change from every angle — with senior engineers leading every stage.
03
GuardChecked from every angle
✓
Senior engineers lead every stage — architecture, decisions and sign-off on every release.
The team
All 13 agents
Works alongside
05guard
Lynx
Code Quality GuardSharp-eyed reviewer of every change — readability, structure and duplication — that sends back anything that isn't clean.
- Readability and naming
- Duplication and dead code
- Consistency with the codebase
06guard
Aegis
Code Security GuardStands between your product and attackers. Every line is checked for vulnerabilities before it can ship.
- Injection, auth and access control
- Secrets and sensitive data
- Vulnerable dependencies
07guard
Verity
Acceptance Criteria GuardHolds every change to the promise in the ticket. If the acceptance criteria aren't met, it doesn't pass.
- Every acceptance criterion covered
- Edge cases from the spec
- Nothing built that wasn't asked for