TruLens Alternatives
Systematically evaluate and track LLM apps and agents with feedback functions and tracing
TruLens is an open-source library for evaluating and tracing LLM applications and agents.
Explore 26 alternatives to TruLens across 1 category. Updated September 2026.
Top TruLens alternatives at a glance
- DeepEval. Open-source LLM evaluation framework with 50+ metrics for testing agents, RAG, and chatbots
- RAGAS. Open-source evaluation and testing framework for LLM and RAG applications
- Evidently AI. Open-source ML and LLM evaluation with 100+ built-in metrics and CI/CD integration
- Future AGI. Open-source platform for testing, monitoring, and improving AI agents with tracing, evals, guardrails, and gateway
- Rhesis AI. Open-source testing platform for LLM and agentic applications. Test generation, adversarial probing, and regression t...
Compare TruLens with its alternatives
| Product | Pricing Model | Free Tier | Open Source | Hosting | HQ |
|---|---|---|---|---|---|
| TruLens | Free | ✓ | ✓ | Self-hosted | 🇺🇸 United States |
| DeepEval | Freemium | ✓ | ✓ | Cloud + Self-hosted | 🇺🇸 United States |
| RAGAS | Free | ✓ | ✓ APACHE-2.0 | Self-hosted | 🇺🇸 United States |
| Evidently AI | Free | ✓ | ✓ | Self-hosted | 🇺🇸 United States |
| Future AGI | Freemium | ✓ | ✓ APACHE-2.0 | Cloud + Self-hosted | 🇺🇸 United States |
| Rhesis AI | — | ✓ | ✓ | — | 🇩🇪 Germany |
| Galileo | Freemium | ✓ | — | Cloud + Self-hosted | 🇺🇸 United States |
| Giskard | Freemium | ✓ | ✓ | Cloud + Self-hosted | 🇫🇷 France |
| Cekura | Pay-per-use | ✓ | — | Cloud | 🇺🇸 United States |
| EidoStack | Freemium | ✓ | — | Cloud | 🇺🇦 UA |
| BenchGen | Contact Sales | — | — | Cloud + Self-hosted | 🇺🇸 United States |
| Hamming AI | Subscription | — | — | Cloud | 🇺🇸 United States |
| Inquio | Freemium | ✓ | — | Cloud | 🇺🇸 United States |
| Braintrust | Freemium | ✓ | — | Cloud + Self-hosted | 🇺🇸 United States |
| Patronus AI | Freemium | — | — | — | 🇺🇸 United States |
| Langfuse | Freemium | ✓ | ✓ MIT | Cloud + Self-hosted | 🇩🇪 Germany |
📊 Observability & Analytics
RAGAS
Open-source evaluation and testing framework for LLM and RAG applications
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Agenta
Open-source prompt management, evaluation, and observability for LLM apps
Laminar
Open-source agent observability with traces, failure detection and evals
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