# Architecture decisions
Accepted Emelex architecture decisions:
1. [Standalone product and storage boundary](0001-standalone-product-boundary.md)
2. [Model references and evidence-backed traits](0002-model-references-and-traits.md)
3. [Private vendored MLX engine](0003-vendored-mlx-engine.md)
4. [Agent sessions, workspaces, and approvals](0004-agent-session-and-approvals.md)
5. [Byte-bound MTP certification](0005-mtp-certification.md)
6. [Lazy invocation facets](0006-lazy-invocation-facets.md)
7. [Local model import ownership modes](0007-local-model-import-ownership.md)
8. [Hub credential storage and precedence](0008-hub-credential-precedence.md)
Supersede a decision with a new ADR. Do not rewrite history once a release
depends on it.