L4: Execution & Workflows
The runtime layer that executes agent workflows with parallel processing, error recovery, and real-time progress tracking.
What is Layer 4?
Layer 4 (L4) is the execution engine that runs your orchestrated workflows. It manages agent tasks, handles parallel processing, monitors progress in real-time, and implements sophisticated error recovery strategies to ensure reliable completion.
Execution Features
Parallel Processing
Execute multiple workflow branches simultaneously. Automatic resource allocation and load balancing ensure optimal performance.
Task Management
Queue management, priority scheduling, and task distribution across available agents. Handle thousands of concurrent executions.
Progress Tracking
Real-time visibility into workflow status—see each step, execution time, success rates, and detailed logs for debugging.
Error Recovery
Built-in resilience ensures workflows complete even when issues occur:
- Automatic Retries - Failed steps retry with exponential backoff
- Fallback Agents - Route to alternative agents when primary fails
- Graceful Degradation - Continue with partial results when possible
- Checkpoint Recovery - Resume from last successful step after failures
Monitoring & Observability
Comprehensive execution logs capture every decision and action. View execution timelines, identify bottlenecks, and optimize workflow performance with built-in analytics. Export logs for compliance and auditing requirements.