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Testing

Articles

LLM Evaluation and Automated Testing Frameworks in Production: Comparing Ragas, DeepEval, Promptfoo, and TruLens Architecture, Synthetic Testsets, LLM-as-a-Judge Economics, and CI/CD Pipelines
Evaluating large language model applications in production requires transitioning from subjective manual spot-checking to automated, reproducible testing pipelines. Unlike traditional software unit tests where deterministic inputs produce exact expected outputs, LLM-driven applications exhibit non-deterministic generation, complex multi-hop retrieval dynamics, and open-ended tool interactions. Deploying updates to prompts, retrieval parameters, embedding models, or base LLM checkpoints introduc
August 28, 20261 min
LLM Evaluation Frameworks and CI/CD Quality Gates in Production: Comparing DeepEval, Ragas, Promptfoo, and TruLens
Moving large language model applications from exploratory prototypes to production systems requires automated quality validation. Relying on manual inspection or unstructured testing introduces regression risk across model updates, prompt edits, and retrieval modifications. Automated evaluation frameworks address this by converting probabilistic model outputs into measurable, repeatable software assertions. While traditional unit testing relies on deterministic assertions, production LLM testin
August 26, 20261 min
LLM Evaluation Frameworks in Production: Comparing Promptfoo, DeepEval, Ragas, and Inspect Architecture, Metric Calibration, and Quality Gate Economics
Testing large language model applications in production requires shifting from deterministic software unit tests to probabilistic evaluation harnesses. Traditional software engineering relies on binary assertions (assert output == expected), but generative models exhibit non-deterministic outputs, variable token distributions, and nuanced semantic drift across prompt revisions, model updates, and temperature configurations. To prevent regressions and quantify system capabilities before deployme
August 26, 20261 min

Testing

LLM Evaluation and Automated Testing Frameworks in Production: Comparing Ragas, DeepEval, Promptfoo, and TruLens Architecture, Synthetic Testsets, LLM-as-a-Judge Economics, and CI/CD Pipelines

LLM Evaluation Frameworks and CI/CD Quality Gates in Production: Comparing DeepEval, Ragas, Promptfoo, and TruLens

LLM Evaluation Frameworks in Production: Comparing Promptfoo, DeepEval, Ragas, and Inspect Architecture, Metric Calibration, and Quality Gate Economics