Topic

Haystack Evaluation Pipelines

5 posts on haystack evaluation pipelines — part of framework tutorials on the n4n AI blog.

Evaluating RAG pipelines in Haystack with n4n.ai models

Step-by-step guide to evaluate RAG pipeline Haystack n4n.ai models with Haystack 2.x, covering setup, evaluation harness, and model swapping pitfalls.

July 19, 20263 min read

Framework tutorialsGuide

Continuous evaluation for Haystack pipelines in CI

A practical guide to continuous evaluation of Haystack pipelines in CI: metrics, golden datasets, wiring, thresholds, and pitfalls for LLM quality gates.

July 19, 20265 min read

Framework tutorialsComparison

Comparing models with Haystack evaluation pipelines

Practical guide to using Haystack evaluation pipelines to compare models head-to-head on cost, latency, and quality with reproducible code.

July 19, 20265 min read

Framework tutorialsHow-to

Building an LLM-as-judge evaluator in Haystack 2.0

Step-by-step guide to building an llm-as-judge evaluator haystack 2.0 pipeline for scoring RAG answers with runnable code and verification.

July 19, 20264 min read

Framework tutorialsHow-to

Building a regression test suite for Haystack pipelines

Practical steps to build a regression test suite for Haystack pipelines that catches retrieval and generation drift using pytest, snapshots, and evaluators in CI.

July 19, 20264 min read