# Cost Management Specification

**Version**: v1.2.3 | **Status**: Active | **Last Updated**: March 2026

## Overview

Provides spend tracking, budgeting, and cost optimization capabilities. Tracks expenses by category, manages budgets with alerts, and generates cost summary reports.

## Functional Requirements

1. Record cost entries by category with CostTracker and generate CostSummary reports
2. Create and manage budgets with configurable periods (daily, weekly, monthly, yearly)
3. Trigger BudgetAlert notifications when spend approaches or exceeds budget limits


## Interface

```python
from codomyrmex.cost_management import CostTracker, BudgetManager, CostCategory, BudgetPeriod

tracker = CostTracker(store=JSONCostStore("costs.json"))
tracker.record(amount=50.0, category=CostCategory.COMPUTE)
summary = tracker.summarize()

manager = BudgetManager()
budget = manager.create(amount=1000.0, period=BudgetPeriod.MONTHLY)
alerts = manager.check_alerts()
```

## Exports

CostCategory, BudgetPeriod, CostEntry, Budget, CostSummary, BudgetAlert, CostStore, InMemoryCostStore, JSONCostStore, CostTracker, BudgetManager

## Navigation

- [Source README](../../../src/codomyrmex/cost_management/README.md) | [AGENTS.md](AGENTS.md)
