Best HELM Alternatives in 2026
Updated
20 platforms from AI LLM evaluation tools ranked against HELM on the same published basis.
- 1HELM vs Braintrust
- 2HELM vs Confident AI
- 3HELM vs Evidently AI
- 4HELM vs Galileo
- 5HELM vs Giskard
- 6HELM vs Langfuse
- 7HELM vs Maxim AI
- 8HELM vs NVIDIA NeMo Evaluator
- 9HELM vs Opik
- 10HELM vs Promptfoo
- 11HELM vs Rhesis AI
- 12HELM vs Weights & Biases
- 13HELM vs OpenAI Evals
- 14HELM vs UpTrain
- 15HELM vs Ragas
- 16HELM vs DeepEval
- 17HELM vs Vellum
- 18HELM vs Pydantic Evals
- 19HELM vs Parler-TTS
- 20HELM vs LangSmith
HELM alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Braintrust | 7.3 | Free plan | $249/mo | API, self-hosted, Web |
| 2 | Confident AI | 7.3 | Free plan | $200/mo | API, self-hosted, Web |
| 3 | Evidently AI | 7.3 | Free plan | $80/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | Galileo | 7.3 | Free plan | $100/mo | API, self-hosted, Web |
| 5 | Giskard | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 6 | Langfuse | 7.3 | Free plan | $29/mo | API, self-hosted, Web |
| 7 | Maxim AI | 7.3 | Free plan | $29/mo | API, self-hosted, Web |
| 8 | NVIDIA NeMo Evaluator | 7.3 | Free plan | Free | API, Linux, self-hosted |
| 9 | Opik | 7.3 | Free plan | $19/mo | API, Linux, self-hosted, Web |
| 10 | Promptfoo | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 11 | Rhesis AI | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 12 | Weights & Biases | 7.3 | Free plan | $60/mo | API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 13 | OpenAI Evals | 7.0 | No | — | API, self-hosted, Web |
| 14 | UpTrain | 7.0 | No | — | API, self-hosted, Web |
| 15 | Ragas | 6.8 | No | — | API, Linux, self-hosted |
| 16 | DeepEval | 5.9 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 17 | Vellum | 5.9 | Free plan | $30/mo | Android, Browser, iOS, Mac, self-hosted, Web, Windows |
| 18 | Pydantic Evals | 5.6 | No | — | Linux |
| 19 | Parler-TTS | 5.1 | No | — | — |
| 20 | LangSmith | 5.0 | Free plan | $39/mo | API, self-hosted, Web |
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Questions about HELM alternatives
What is the best alternative to HELM?
Braintrust, number 1 in AI LLM evaluation tools with a score of 7.3 out of 10. The others here: Confident AI, Evidently AI, Galileo and 16 more.
What is the best free alternative to HELM?
Braintrust is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.