Best Pulsar Alternatives in 2026
Updated
20 platforms from model monitoring software ranked against Pulsar on the same published basis.
- 1Pulsar vs Evidently AI
- 2Pulsar vs W&B Weave
- 3Pulsar vs Opik
- 4Pulsar vs Deepchecks
- 5Pulsar vs NannyML
- 6Pulsar vs Qualdo-MQX
- 7Pulsar vs Helicone
- 8Pulsar vs Maxim AI
- 9Pulsar vs Memoturn
- 10Pulsar vs OpenLIT
- 11Pulsar vs Galileo
- 12Pulsar vs Laminar
- 13Pulsar vs Langfuse
- 14Pulsar vs LangSmith
- 15Pulsar vs LangWatch
- 16Pulsar vs Arize AX
- 17Pulsar vs Arthur
- 18Pulsar vs Braintrust
- 19Pulsar vs Fiddler AI
- 20Pulsar vs HoneyHive
Pulsar alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Evidently AI | 7.9 | Free plan | $80/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | W&B Weave | 7.9 | Free plan | $60/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | Opik | 7.8 | Free plan | $19/mo | API, Linux, self-hosted, Web |
| 4 | Deepchecks | 7.7 | Free plan | Free | API, Linux, self-hosted, Web |
| 5 | NannyML | 7.7 | Free plan | $399/mo | API, Linux, self-hosted, Web |
| 6 | Qualdo-MQX | 7.7 | Free plan | $79/mo | API, self-hosted, Web |
| 7 | Helicone | 7.6 | Free plan | $79/mo | API, self-hosted, Web |
| 8 | Maxim AI | 7.6 | Free plan | $29/mo | API, self-hosted, Web |
| 9 | Memoturn | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | OpenLIT | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 11 | Galileo | 7.1 | Free plan | $100/mo | API, self-hosted, Web |
| 12 | Laminar | 7.1 | Free plan | $30/mo | API, self-hosted, Web |
| 13 | Langfuse | 7.1 | Free plan | $29/mo | API, self-hosted, Web |
| 14 | LangSmith | 7.1 | Free plan | $39/mo | API, self-hosted, Web |
| 15 | LangWatch | 7.1 | Free plan | €29/mo | API, Linux, self-hosted, Web |
| 16 | Arize AX | 7.0 | Free plan | $50/mo | API, self-hosted, Web |
| 17 | Arthur | 7.0 | Free plan | $60/mo | API, self-hosted, Web |
| 18 | Braintrust | 7.0 | Free plan | $249/mo | API, self-hosted, Web |
| 19 | Fiddler AI | 7.0 | Free plan | Free | API, self-hosted, Web |
| 20 | HoneyHive | 7.0 | Free plan | Free | API, self-hosted, Web |
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Questions about Pulsar alternatives
What is the best alternative to Pulsar?
Evidently AI, number 1 in model monitoring software with a score of 7.9 out of 10. The others here: W&B Weave, Opik, Deepchecks and 16 more.
What is the best free alternative to Pulsar?
Evidently AI 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 on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.