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iso_doc_type: "Specification" iso_viewpoint: "ComponentView" type: "module" title: "factory-application::agents::finops — FinOpsAgent" source_path: "crates/factory-application/src/agents/finops.rs" description: "ISO 42010 ComponentView / ISO 15289 Specification documentation for factory-application::agents::finops — FinOpsAgent." tags: ['iso42010', 'okf', 'component_view', 'rust', 'ast'] timestamp: "2026-10-01T14:00:00Z" generated: "agent:okf-professional-documenter" verified: "true" last_verified_commit: "fbdc5848"

factory-application::agents::finops — FinOpsAgent

Source: crates/factory-application/src/agents/finops.rs Layer: Application

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UML Class Diagram

classDiagram
    class FinOpsAgent {
        -String litellm_base_url
        -String api_key
        -Client client
        -FinOpsTag tag
        +inject_vtags(request) RequestBuilder
        +evaluate_spend_delta(current, previous, max) BudgetEvaluation
        +dispatch_budget_exceeded_event(kafka, mission, spend, max) Result
        +monitor_budget() Result
    }
    class BudgetEvaluation {
        <<enumeration>>
        Healthy: spend, velocity
        VelocityAnomaly: spend, velocity, alert
        HardStop: spend, velocity, max_budget, alert
    }
    class FinOpsTag {
        +String team
        +String epic
        +String microservice
        +String environment
        +String cost_center
    }

    FinOpsAgent --> BudgetEvaluation
    FinOpsAgent --> FinOpsTag

Budget Enforcement Sequence

sequenceDiagram
    participant FIN as FinOpsAgent
    participant LLM as LiteLLM /spend/logs
    participant Kafka as Kafka
    participant Ops as Operations Team

    loop Every 60s (with exponential backoff on failure)
        FIN->>LLM: GET /spend/logs?epic={epic}
        LLM-->>FIN: Spend data (total_spend or array)
        FIN->>FIN: evaluate_spend_delta(current, previous, $50)

        alt Healthy (spend < 90%, velocity < $1/min)
            FIN->>FIN: Log healthy status
        else VelocityAnomaly (velocity > $1/min)
            FIN->>Ops: WARN: Anomaly detected
        else HardStop (spend >= 90% of $50)
            FIN->>Kafka: Publish budget-exceeded event
            FIN->>Ops: ERROR: HARDSTOP TRIGGERED
        end
    end

Circuit Breaker Backoff

Consecutive Failures	Behavior	Interval
0	Normal polling	60s
1-4	ERROR log + exponential backoff	120s → 240s → 480s
5+	WARN log (downgraded)	Capped at 900s

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Related: AuditorAgent · Compliance & Audit