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Best RAGChecker Alternatives in 2026

Updated

20 apps from AI LLM evaluation tools ranked against RAGChecker on the same published basis.

  1. 1
    Vellum Free plan AndroidextensioniOSMacself-hosted $30/mo6.7
    RAGChecker vs Vellum
  2. 2
    Weights & Biases Free plan apiiOSLinuxMacself-hosted $60/mo6.7
    RAGChecker vs Weights & Biases
  3. 3
    Evidently AI Free plan apiLinuxMacself-hostedWeb $80/mo6.6
    RAGChecker vs Evidently AI
  4. 4
    Promptfoo Free plan apiLinuxMacself-hostedWeb Free6.6
    RAGChecker vs Promptfoo
  5. 5
    DeepEval Free plan LinuxMacself-hostedWin Free6.5
    RAGChecker vs DeepEval
  6. 6
    Giskard Free plan apiLinuxself-hostedWeb Free6.5
    RAGChecker vs Giskard
  7. 7
    Opik Free plan apiLinuxself-hostedWeb $19/mo6.5
    RAGChecker vs Opik
  8. 8
    Rhesis AI Free plan apiLinuxself-hostedWeb Free6.5
    RAGChecker vs Rhesis AI
  9. 9
    Braintrust Free plan apiself-hostedWeb $249/mo6.4
    RAGChecker vs Braintrust
  10. 10
    Confident AI Free plan apiself-hostedWeb $200/mo6.4
    RAGChecker vs Confident AI
  11. 11
    Galileo Free plan apiself-hostedWeb $100/mo6.4
    RAGChecker vs Galileo
  12. 12
    Langfuse Free plan apiself-hostedWeb $29/mo6.4
    RAGChecker vs Langfuse
  13. 13
    LangSmith Free plan apiself-hostedWeb $39/mo6.4
    RAGChecker vs LangSmith
  14. 14
    LangWatch Free plan apiLinuxself-hostedWeb €29/mo6.4
    RAGChecker vs LangWatch
  15. 15
    Maxim AI Free plan apiself-hostedWeb $29/mo6.4
    RAGChecker vs Maxim AI
  16. 16
    NVIDIA NeMo Evaluator Free plan apiLinuxself-hosted Free6.4
    RAGChecker vs NVIDIA NeMo Evaluator
  17. 17
    Arize Phoenix Free plan apiself-hostedWeb Free6.3
    RAGChecker vs Arize Phoenix
  18. 18
    LM Evaluation Harness Free plan apiLinuxself-hosted Free6.3
    RAGChecker vs LM Evaluation Harness
  19. 20
    Inspect AI Free plan apiextension Free6.2
    RAGChecker vs Inspect AI
  20. 21
    OpenAI Evals apiself-hostedWeb 5.5
    RAGChecker vs OpenAI Evals

RAGChecker alternatives compared

#AppScoreFree planFromRuns on
1Vellum6.7Free plan$30/moAndroid, Browser, iOS, Mac, self-hosted, Web, Windows
2Weights & Biases6.7Free plan$60/moAPI, iOS, Linux, Mac, self-hosted, Web, Windows
3Evidently AI6.6Free plan$80/moAPI, Linux, Mac, self-hosted, Web, Windows
4Promptfoo6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
5DeepEval6.5Free planFreeLinux, Mac, self-hosted, Windows
6Giskard6.5Free planFreeAPI, Linux, self-hosted, Web
7Opik6.5Free plan$19/moAPI, Linux, self-hosted, Web
8Rhesis AI6.5Free planFreeAPI, Linux, self-hosted, Web
9Braintrust6.4Free plan$249/moAPI, self-hosted, Web
10Confident AI6.4Free plan$200/moAPI, self-hosted, Web
11Galileo6.4Free plan$100/moAPI, self-hosted, Web
12Langfuse6.4Free plan$29/moAPI, self-hosted, Web
13LangSmith6.4Free plan$39/moAPI, self-hosted, Web
14LangWatch6.4Free plan€29/moAPI, Linux, self-hosted, Web
15Maxim AI6.4Free plan$29/moAPI, self-hosted, Web
16NVIDIA NeMo Evaluator6.4Free planFreeAPI, Linux, self-hosted
17Arize Phoenix6.3Free planFreeAPI, self-hosted, Web
18LM Evaluation Harness6.3Free planFreeAPI, Linux, self-hosted
20Inspect AI6.2Free planFreeAPI, Browser
21OpenAI Evals5.5No—API, self-hosted, Web
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Questions about RAGChecker alternatives

What is the best alternative to RAGChecker?

Vellum, number 1 in AI LLM evaluation tools with a score of 6.7 out of 10. The others here: Weights & Biases, Evidently AI, Promptfoo and 16 more.

What is the best free alternative to RAGChecker?

Vellum is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.