- [Agent Evaluation Framework 2026: Metrics, Rubrics & Benchmarks](https://galileo.ai/blog/agent-evaluation-framework-metrics-rubrics-benchmarks) — Comprehensive framework combining multi-environment baselines (AgentBench), domain-specific benchmarks (Terminal Bench 2.0, WebArena, SWE-bench Verified), and industry standards (NIST AI Agent Standards Initiative, February 2026). Provides reference metrics and rubrics for evaluating coding agents, chatbots, and specialized agents across dimensions (correctness, efficiency, safety). Essential for building eval harnesses that measure across standardized dimensions.