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Best Tangle Alternatives in 2026

Updated

20 apps from AI agent evaluation tools ranked against Tangle on the same published basis.

  1. 1
    Arklex Free plan apiLinuxself-hosted Free6.4
    Tangle vs Arklex
  2. 2
    Future AGI AI Evaluation SDK Free plan apiLinuxMacself-hostedWeb $250/mo6.4
    Tangle vs Future AGI AI Evaluation SDK
  3. 3
    Noveum Free plan apiLinuxself-hostedWeb $69/mo6.4
    Tangle vs Noveum
  4. 4
    AgentClash Free plan apiself-hostedWeb $49/mo6.3
    Tangle vs AgentClash
  5. 5
    Braintrust Free plan apiself-hostedWeb $249/mo6.3
    Tangle vs Braintrust
  6. 6
    DeepEval Free plan LinuxMacself-hostedWin Free6.3
    Tangle vs DeepEval
  7. 7
    Galileo Free plan apiself-hostedWeb $100/mo6.3
    Tangle vs Galileo
  8. 8
    Giskard Free plan apiLinuxself-hostedWeb Free6.3
    Tangle vs Giskard
  9. 9
    Google Cloud Agent Evaluation Free trial apiWeb 6.3
    Tangle vs Google Cloud Agent Evaluation
  10. 10
    LangSmith Free plan apiself-hostedWeb $39/mo6.3
    Tangle vs LangSmith
  11. 11
    Maxim AI Free plan apiself-hostedWeb $29/mo6.3
    Tangle vs Maxim AI
  12. 12
    Opik Free plan apiLinuxself-hostedWeb $19/mo6.3
    Tangle vs Opik
  13. 13
    Strands Evals Free plan apiLinuxMacself-hostedWin Free6.3
    Tangle vs Strands Evals
  14. 14
    W&B Weave Free plan apiLinuxMacself-hostedWeb $60/mo6.3
    Tangle vs W&B Weave
  15. 15
    LangWatch Free plan apiLinuxself-hostedWeb €29/mo6.2
    Tangle vs LangWatch
  16. 16
    MLflow GenAI Evaluation Free plan apiself-hostedWeb Free6.2
    Tangle vs MLflow GenAI Evaluation
  17. 17
    Parea AI Free plan apiself-hostedWeb $150/mo6.2
    Tangle vs Parea AI
  18. 18
    Promptfoo Free plan apiLinuxMacself-hostedWeb Free6.2
    Tangle vs Promptfoo
  19. 20
    Inspect AI Free plan apiextension Free6.1
    Tangle vs Inspect AI
  20. 21
    Amazon Bedrock Data AutomationAmazon Web Services api $0.01/mo5.7
    Tangle vs Amazon Bedrock Data Automation

Tangle alternatives compared

#AppScoreFree planFromRuns on
1Arklex6.4Free planFreeAPI, Linux, self-hosted
2Future AGI AI Evaluation SDK6.4Free plan$250/moAPI, Linux, Mac, self-hosted, Web, Windows
3Noveum6.4Free plan$69/moAPI, Linux, self-hosted, Web
4AgentClash6.3Free plan$49/moAPI, self-hosted, Web
5Braintrust6.3Free plan$249/moAPI, self-hosted, Web
6DeepEval6.3Free planFreeLinux, Mac, self-hosted, Windows
7Galileo6.3Free plan$100/moAPI, self-hosted, Web
8Giskard6.3Free planFreeAPI, Linux, self-hosted, Web
9Google Cloud Agent Evaluation6.3No—API, Web
10LangSmith6.3Free plan$39/moAPI, self-hosted, Web
11Maxim AI6.3Free plan$29/moAPI, self-hosted, Web
12Opik6.3Free plan$19/moAPI, Linux, self-hosted, Web
13Strands Evals6.3Free planFreeAPI, Linux, Mac, self-hosted, Windows
14W&B Weave6.3Free plan$60/moAPI, Linux, Mac, self-hosted, Web, Windows
15LangWatch6.2Free plan€29/moAPI, Linux, self-hosted, Web
16MLflow GenAI Evaluation6.2Free planFreeAPI, self-hosted, Web
17Parea AI6.2Free plan$150/moAPI, self-hosted, Web
18Promptfoo6.2Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
20Inspect AI6.1Free planFreeAPI, Browser
21Amazon Bedrock Data Automation5.7No$0.01/moAPI
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Questions about Tangle alternatives

What is the best alternative to Tangle?

Arklex, number 1 in AI agent evaluation tools with a score of 6.4 out of 10. The others here: Future AGI AI Evaluation SDK, Noveum, AgentClash and 16 more.

What is the best free alternative to Tangle?

Arklex is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.