Best Agenta Alternatives in 2026

20 apps from AI agent observability tools ranked against Agenta on the same published basis.

  1. 1Agenta vs PetalTrace
  2. 2Agenta vs OpenLIT
  3. 3Agenta vs W&B Weave
  4. 4Agenta vs Opik
  5. 5Agenta vs SigNoz
  6. 7Agenta vs Arize AX
  7. 8Agenta vs Braintrust
  8. 9Agenta vs Fiddler AI
  9. 10Agenta vs Galileo
  10. 11Agenta vs Helicone
  11. 12Agenta vs HoneyHive
  12. 13Agenta vs Laminar
  13. 14Agenta vs Langfuse
  14. 15Agenta vs LangSmith
  15. 16Agenta vs LangWatch
  16. 17Agenta vs LogicGaze
  17. 18Agenta vs Maxim AI
  18. 19Agenta vs MLflow Tracing
  19. 20Agenta vs Respan (formerly Keywords AI)
  20. 21Agenta vs Traccia

Agenta alternatives compared

#AppScoreFree planFromRuns on
1PetalTrace6.7Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
2OpenLIT6.6Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
3W&B Weave6.6Free plan$60/moAPI, Linux, Mac, self-hosted, Web, Windows
4Opik6.5Free plan$19/moAPI, Linux, self-hosted, Web
5SigNoz6.5Free plan$19/moAndroid, API, iOS, self-hosted, Web
7Arize AX6.4Free plan$50/moAPI, self-hosted, Web
8Braintrust6.4Free plan$249/moAPI, self-hosted, Web
9Fiddler AI6.4Free planFreeAPI, self-hosted, Web
10Galileo6.4Free plan$100/moAPI, self-hosted, Web
11Helicone6.4Free plan$79/moAPI, self-hosted, Web
12HoneyHive6.4Free planFreeAPI, self-hosted, Web
13Laminar6.4Free plan$30/moAPI, self-hosted, Web
14Langfuse6.4Free plan$29/moAPI, self-hosted, Web
15LangSmith6.4Free plan$39/moAPI, self-hosted, Web
16LangWatch6.4Free plan€29/moAPI, Linux, self-hosted, Web
17LogicGaze6.4Free planFreeAPI, self-hosted, Web
18Maxim AI6.4Free plan$29/moAPI, self-hosted, Web
19MLflow Tracing6.4Free planFreeAPI, self-hosted, Web
20Respan (formerly Keywords AI)6.4Free plan$16.58/moAPI, self-hosted, Web
21Traccia6.4Free plan$99/moAPI, Web
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Questions about Agenta alternatives

What is the best alternative to Agenta?

PetalTrace, number 1 in AI agent observability tools with a score of 6.7 out of 10. The others here: OpenLIT, W&B Weave, Opik and 16 more.

What is the best free alternative to Agenta?

PetalTrace is the best-ranked alternative with a free plan. 20 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.