# Best Practices

> Recommended patterns for running Agent Router Enterprise in production: resilience, cost control, safety, and configuration management.

# Best Practices

  Recommended patterns for running Agent Router Enterprise in production. This section collects the operational practices that recur across deployments: resilience, cost control, safety, and configuration management. Each links to the guide that covers it in full.

Resilience and routing

  <Link to="/agent-router-service/guides/improve-resilience-with-fallbacks" className="tare-nav-card">
    Improve resilience with fallbacks
    Define ordered fallback policies so requests survive a provider outage.
  </Link>
  <Link to="/agent-router-enterprise/guides/operate-and-govern/plan-high-availability-and-disaster-recovery" className="tare-nav-card">
    Plan high availability and disaster recovery
    Size the deployment and plan recovery for a production gateway.
  </Link>

Cost and governance

  <Link to="/agent-router-enterprise/guides/operate-and-govern/cost-and-quota-management/choose-the-right-cost-control" className="tare-nav-card">
    Working with budgets
    Enforce spend limits with per-key rate limits and monitoring.
  </Link>
  <Link to="/agent-router-service/guides/reduce-cost-with-traffic-splitting" className="tare-nav-card">
    Reduce cost with traffic splitting
    Distribute traffic across backends by weight to manage cost.
  </Link>

Safety and configuration

  <Link to="/agent-router-enterprise/guides/operate-and-govern/safety-and-data-protection/protect-requests-with-guardrails" className="tare-nav-card">
    Protect requests with guardrails
    Apply inline content filtering to inbound and outbound traffic.
  </Link>
  <Link to="/reference/best-practices/guardrails-best-practices-and-faq" className="tare-nav-card">
    Guardrails best practices & FAQ
    Roll out, tune, and operate guardrails without outages; investigate blocks and understand scope.
  </Link>
  <Link to="/agent-router-enterprise/guides/operate-and-govern/manage-configuration-as-code" className="tare-nav-card">
    Manage configuration as code
    Version Agent Router configuration and apply it through automation.
  </Link>