Best OpenCompass Alternatives in 2026
Updated
20 platforms from LLM evaluation tools ranked against OpenCompass on the same published basis.
- 1OpenCompass vs Maxim AI
- 2OpenCompass vs Promptfoo
- 3OpenCompass vs DeepEval
- 4OpenCompass vs Giskard
- 5OpenCompass vs Braintrust
- 6OpenCompass vs Galileo
- 7OpenCompass vs Parea AI
- 8OpenCompass vs Confident AI
- 9OpenCompass vs Inspect AI
- 10OpenCompass vs LM Evaluation Harness
- 11OpenCompass vs RAGChecker
- 12OpenCompass vs LiveBench
- 13OpenCompass vs Ragas
- 14OpenCompass vs ARES
- 15OpenCompass vs EvalPlus
- 16OpenCompass vs DecodingTrust
- 17OpenCompass vs WebArena
- 18OpenCompass vs Whisper
- 19OpenCompass vs garak
- 20OpenCompass vs HELM
OpenCompass alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Maxim AI | 7.7 | Free plan | $29/mo | API, self-hosted, Web |
| 2 | Promptfoo | 7.4 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | DeepEval | 7.3 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 4 | Giskard | 7.2 | Free plan | Free | API, Linux, self-hosted, Web |
| 5 | Braintrust | 7.1 | Free plan | $249/mo | API, self-hosted, Web |
| 6 | Galileo | 7.1 | Free plan | $100/mo | API, self-hosted, Web |
| 7 | Parea AI | 7.1 | Free plan | $150/mo | API, self-hosted, Web |
| 8 | Confident AI | 6.9 | Free plan | $200/mo | API, self-hosted, Web |
| 9 | Inspect AI | 6.9 | Free plan | Free | API, Browser |
| 10 | LM Evaluation Harness | 6.7 | Free plan | Free | API, Linux, self-hosted |
| 11 | RAGChecker | 6.6 | Free plan | Free | self-hosted |
| 12 | LiveBench | 6.5 | No | — | Linux, Mac, Web, Windows |
| 13 | Ragas | 6.5 | No | — | API, Linux, self-hosted |
| 14 | ARES | 6.2 | No | — | Linux, self-hosted |
| 15 | EvalPlus | 6.2 | No | — | API, Linux, self-hosted |
| 16 | DecodingTrust | 6.1 | No | — | API, self-hosted |
| 17 | WebArena | 6.1 | No | — | self-hosted |
| 18 | Whisper | 6.1 | No | — | Windows, Mac, Linux |
| 19 | garak | 6.0 | No | — | Windows, Mac, Linux |
| 20 | HELM | 5.9 | No | — | Web |
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Questions about OpenCompass alternatives
What is the best alternative to OpenCompass?
Maxim AI, number 1 in LLM evaluation tools with a score of 7.7 out of 10. The others here: Promptfoo, DeepEval, Giskard and 16 more.
What is the best free alternative to OpenCompass?
Maxim AI is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.