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Topic

AI Agent Evaluation & Benchmarking

13 posts on ai agent evaluation & benchmarking — part of ai agents & automation on the n4n AI blog.

AI agents & automationAnalysis

Why pass@1 is the wrong metric for agent evaluation

The pass@1 metric agent evaluation standard hides retry behavior and variance. This analysis argues for trajectory-aware scoring in production LLM agents.

4 min read
AI agents & automationComparison

WebArena vs WebVoyager: two browsing agent benchmarks

WebArena vs WebVoyager: a practitioner's head-to-head on capabilities, cost, latency, ergonomics, and limits for evaluating web browsing agents.

4 min read
AI agents & automationDefinition

Tau-bench explained: benchmarking customer service agents

Tau-bench customer service agents benchmark defined: a tool for evaluating LLM agents on realistic multi-turn support tasks with tool use and scoring.

5 min read
AI agents & automationComparison

SWE-bench vs SWE-bench Verified: what's the difference

A practitioner's breakdown of SWE-bench vs SWE-bench Verified: dataset construction, eval rigor, cost, and which to use for coding agent benchmarks.

5 min read
AI agents & automationGuide

Measuring AI agent reliability across repeated task runs

A practical guide to AI agent reliability measurement across repeated runs: define tasks, instrument traces, score outcomes, and track regressions.

4 min read
AI agents & automationDefinition

GAIA benchmark explained: testing general AI agents

GAIA benchmark AI agents evaluate real-world assistant capabilities through tool-use tasks. Learn how it works, why it matters, and common myths.

4 min read
AI agents & automationAnalysis

Cost per successful task: a better AI agent benchmark

Stop measuring AI agent quality with abstract benchmarks. Cost per successful task AI agent is the metric that maps to production reality and budgets.

5 min read
AI agents & automationDefinition

AgentBench: evaluating LLMs as agents across environments

AgentBench LLM agents are evaluated across OS, database, and web environments. This guide explains the benchmark's design, scoring, and practical use.

5 min read
AI agents & automationAnalysis

Why AI agent benchmarks don't predict production results

Benchmarks like SWE-bench ignore latency, fallback, and cost. This analysis explains why AI agent benchmarks production performance fails to predict real deployments.

4 min read
AI agents & automationHow-to

How to evaluate multi-step agent workflows before shipping

A practical how-to for engineering teams to evaluate multi-step agent workflows pre-production: tracing, replay harnesses, scoring, and CI gates.

4 min read
AI agents & automationHow-to

How to build a custom eval suite for your AI agent

A practical guide to building a custom eval suite for AI agents: define tasks, run traces, score outputs, and integrate continuous evaluation into CI.

4 min read
AI agents & automationHow-to

How to benchmark AI agents on real-world tasks

Practical steps to build a reproducible harness to benchmark AI agents real-world tasks: task contracts, sandboxing, scoring, and regression gates.

3 min read
AI agents & automationComparison

Claude Opus 4.5 vs GPT-5.1 on SWE-bench Verified

Engineering comparison of Claude Opus 4.5 vs GPT-5.1 coding benchmark on SWE-bench Verified: diff generation, cost, latency, ergonomics, and verdict.

5 min read