HELM pricing
1 plan read from crfm.stanford.edu
HELMFree Open-source Python framework; no paid plans listed Read 8 Oct 2026 · github.com
In short
- HELM has a free plan (HELM).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| DeepEval | $200/mo | Yes | No |
| Braintrust | $249/mo | Yes | No |
| Arena (formerly Chatbot Arena) | — | Yes | No |
| Giskard | — | Yes | No |
| Confident AI | $200/mo | Yes | No |
| Promptfoo | — | Yes | No |
| Maxim AI | $29/mo | Yes | Yes |
| TruLens | — | Yes | No |