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Intelligent Routing for Specialized AI Model Portfolios

Design governance, evaluation, and orchestration systems that route tasks across heterogeneous AI models while balancing cost, latency, and reliability.

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2. Designing Evaluation Harnesses That Reveal Truth

Routing decisions rely on trustworthy evaluation data. Build an evaluation apparatus that tests models across the scenarios you intend to support.

Evaluation Suite Components#

  • Golden Sets: curated datasets representing critical user intents, regulatory contexts, and failure scenarios.
  • Synthetic Scenarios: generated workloads using controllable templates to stress reasoning depth, tool usage, or multi-turn dialogue.
  • Human Review Panels: domain experts scoring outputs for accuracy, tone, compliance, and usefulness.
  • Behavioral Analytics: telemetry from production that highlights real usage patterns, unmet needs, and emerging edge cases.

Define evaluation stages—smoke tests for onboarding, regression suites for updates, periodic audits for drift, and red-team exercises targeting safety vulnerabilities.

Scoring Dimensions#

  • Quality (accuracy, coherence, creativity, factuality)
  • Responsibility (bias mitigation, harmful content avoidance, privacy adherence)
  • Cost (tokens per task, inference time, GPU-hours)
  • Reliability (completion rate, tool invocation success, resource usage variance)

Use composite scores with transparent weights, but retain granular metrics. Routing controllers often require raw dimensions to make nuanced trade-offs.

Evaluation Cadence#

Establish a calendar: daily smoke tests, weekly regression sweeps, monthly domain audits, quarterly safety stress tests. Automate baseline comparisons and trend analysis so anomalies trigger alerts.

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