Best Pulsar Alternatives in 2026
Updated
20 platforms from model monitoring software ranked against Pulsar on the same published basis.
- 1Pulsar vs Laminar
- 2Pulsar vs Langfuse
- 3Pulsar vs Memoturn
- 4Pulsar vs Opik
- 5Pulsar vs Qualdo-MQX
- 6Pulsar vs Arize AX
- 7Pulsar vs Arthur
- 8Pulsar vs Braintrust
- 9Pulsar vs Deepchecks
- 10Pulsar vs Evidently AI
- 11Pulsar vs Fiddler AI
- 12Pulsar vs Galileo
- 13Pulsar vs Helicone
- 14Pulsar vs HoneyHive
- 15Pulsar vs LangSmith
- 16Pulsar vs LangWatch
- 17Pulsar vs Maxim AI
- 18Pulsar vs NannyML
- 19Pulsar vs OpenLIT
- 20Pulsar vs W&B Weave
Pulsar alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Laminar | 7.4 | Free plan | $30/mo | API, self-hosted, Web |
| 2 | Langfuse | 7.4 | Free plan | $29/mo | API, self-hosted, Web |
| 3 | Memoturn | 7.4 | Free plan | Free | API, Linux, self-hosted, Web |
| 4 | Opik | 7.4 | Free plan | $19/mo | API, Linux, self-hosted, Web |
| 5 | Qualdo-MQX | 7.4 | Free plan | $79/mo | API, self-hosted, Web |
| 6 | Arize AX | 7.3 | Free plan | $50/mo | API, self-hosted, Web |
| 7 | Arthur | 7.3 | Free plan | $60/mo | API, self-hosted, Web |
| 8 | Braintrust | 7.3 | Free plan | $249/mo | API, self-hosted, Web |
| 9 | Deepchecks | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | Evidently AI | 7.3 | Free plan | $80/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 11 | Fiddler AI | 7.3 | Free plan | Free | API, self-hosted, Web |
| 12 | Galileo | 7.3 | Free plan | $100/mo | API, self-hosted, Web |
| 13 | Helicone | 7.3 | Free plan | $79/mo | API, self-hosted, Web |
| 14 | HoneyHive | 7.3 | Free plan | Free | API, self-hosted, Web |
| 15 | LangSmith | 7.3 | Free plan | $39/mo | API, self-hosted, Web |
| 16 | LangWatch | 7.3 | Free plan | €29/mo | API, Linux, self-hosted, Web |
| 17 | Maxim AI | 7.3 | Free plan | $29/mo | API, self-hosted, Web |
| 18 | NannyML | 7.3 | Free plan | $399/mo | API, Linux, self-hosted, Web |
| 19 | OpenLIT | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 20 | W&B Weave | 7.3 | Free plan | $60/mo | API, Linux, Mac, self-hosted, Web, Windows |
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Questions about Pulsar alternatives
What is the best alternative to Pulsar?
Laminar, number 1 in model monitoring software with a score of 7.4 out of 10. The others here: Langfuse, Memoturn, Opik and 16 more.
What is the best free alternative to Pulsar?
Laminar 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 what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.