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DeepEval vs OpenObserve

DeepEvalOpenObserve

Bottom line: DeepEval for engineering teams treating evals like tests; OpenObserve for teams running agents in production.

Open-source LLM evaluation framework with pytest-style testing.

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OpenTelemetry-native observability for LLM calls, tools, and agent handoffs

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Votes00
PricingFreemiumFreemium
CategoryLlm ObservabilityLlm Observability
Tags
llm-evaluationtestingopen-sourceragci-cd
opentelemetryllm tracingagent observabilitytoken costopen source
Best for
  • Engineering teams treating evals like tests
  • Teams gating deployments on LLM quality
  • RAG and agent developers
  • Teams running agents in production
  • Platform teams already using OpenTelemetry
  • Organisations needing LLM cost attribution
Pros
  • pytest-style workflow fits developer habits
  • 50+ research-backed metrics out of the box
  • Apache-2.0 and free to use
  • Covers RAG, agents, conversations, and safety
  • Integrates into CI/CD for quality gates
  • Agent traces are standard OpenTelemetry spans, not a silo
  • Per-span token cost from your own model pricing
  • Unlimited users with no per-seat charge
  • AGPL-3.0 core with a self-hosted option
  • Self-hosted enterprise free up to 50 GB per day
Cons
  • Eval reliability depends on judge model/config
  • Competitive, crowded evaluation category
  • Richer collaboration features require Confident AI cloud
  • LLM-as-a-judge adds model API costs
  • Requires writing and maintaining test suites
  • LLM observability is labelled preview
  • Online evaluations are an enterprise feature
  • Ingestion-based pricing needs volume forecasting
  • Self-hosting carries operational overhead
  • Payload capture raises data governance questions

Comparison generated from each tool's listing. Add or remove tools above to change it.