Alternatives
The right alternative depends on what you are replacing: price, AI quality, integrations, enterprise controls, or workflow focus. Start with the closest competitors, then use the related guides to narrow the decision.
Ranked by editorial fit, category overlap, and structured relationships.
Open-source evaluation and security testing for prompts, models, RAG systems, and agents
Promptfoo brings repeatable evals, model comparisons, assertions, red teaming, and CI gates to AI development, but test-set quality, judge calibration, sensitive traces, and remediation ownership determine its value.
Evaluate RAG, prompts, and agent behavior
Ragas is an open-source evaluation framework for RAG systems, prompts, workflows, and agents using configurable datasets and metrics.
Trace, evaluate, and experiment on AI applications
Arize Phoenix is an open-source observability and evaluation platform for tracing AI applications, scoring outputs, managing prompts, and running experiments.
Look for an alternative if Giskard is too expensive, lacks the integrations you need, or is not strong enough for your primary workflow.
Compare output quality, setup time, pricing limits, supported models, API access, and whether the tool fits your team’s existing systems.
Shortlist two options, run the same real workflow through both, and keep the one that reduces rework rather than the one with the longest feature list.