# Architecture Decision Records

| ADR | Title | Status | Date |
|-----|-------|--------|------|
| [0001](0001-multi-agent-coworking-architecture.md) | Multi-Agent Coworking Architecture with LLM Gateway Orchestrator | accepted | 2026-04-19 |
| [0002](0002-tier-assignment-strategy.md) | Tier Assignment Strategy for Model Selection | accepted | 2026-04-19 |
| [0003](0003-confidence-gate-thresholds.md) | Confidence Gate Thresholds & Learning Cycle Intervals | accepted | 2026-04-19 |
| [0004](0004-external-fallback-chain.md) | External Provider Fallback Chain Ordering | accepted | 2026-04-19 |
| [0005](0005-agent-integration-protocol.md) | Multi-Agent Integration Protocol & Adapters | accepted | 2026-04-19 |
| [0006](0006-learning-system-integration.md) | Learning System Integration & Per-Agent Metrics | accepted | 2026-04-19 |