Weave suits teams building or operating production AI agents that need tracing, evaluations, interaction monitoring, or prompt comparisons.
Free plan Free trial Open source From $60 a month iPhone & iPadWebWindowsMacLinuxAPI+1
- Home
- Analytics & Data
- Model Monitoring Software
Best Model Monitoring Software 2026
Model monitoring software is for keeping watch on models and the signals associated with their operation. Compare drift detection, bias monitoring, data quality monitoring, and performance monitoring to see which areas are covered in the listed capabilities. Deployment options and monitored model limits add operational considerations, while free-plan availability and paid-from pricing provide cost context. The entries include Arize AX, W&B Weave, and Langfuse, as well as Opik and Helicone. Consider which kinds of changes or issues matter for the models you support, and weigh those needs against the monitoring and deployment details provided.
02
Evidently AI
Evidently AI suits teams evaluating or monitoring language models, RAG applications, agents, or predictive ML workflows.
WebWindowsMac+3 Record6.1 Visit
03
Opik
Opik suits teams developing applications or agents that call an LLM and need to inspect, evaluate, and monitor their behavior.
WebWindowsMac+3 Record6.1 Visit
04
NannyML
NannyML suits teams monitoring deployed machine-learning models, especially when ground truth is delayed or absent.
WebLinuxAPI+1 Record6.0 Visit
05
Deepchecks
It suits teams evaluating and monitoring LLM applications in production, especially those needing configurable deployment options or integrations.
WebMacLinux+2 Record5.9 Visit
6
Langfuse
WebLinuxAPI+1 $29 a month Record5.7 Visit Langfuse suits teams building AI agent applications that need tracing, prompt management, and evaluation tools.
7
LangWatch
WebMacLinux+2 €29 a month Record5.7 Visit LangWatch suits AI teams working on agents, including developers, product owners, QA, and domain experts involved in evaluation workflows.
8
OpenLIT
WebWindowsMac+3 Free plan Record5.6 Visit OpenLIT suits developers who want to observe LLM applications, prompts, evaluations, and costs.
9
SUPERWISE
WebWindowsMac+4 $9 a month Record5.5 Visit SUPERWISE suits engineers and AI teams building language-model applications and agents.
10
LangSmith
WebWindowsMac+3 $39 usage-based Record5.3 Visit LangSmith suits teams developing AI agents that need evaluation, prompt tools, tracing, and production monitoring.
11
Maxim AI
WebAPISelf-hosted $29 a month Record5.3 Visit It is designed for cross-functional AI teams, including product managers who want to define and analyze evaluations without code and developers who use SDKs, a CLI, or…
12
Helicone
WebAPISelf-hosted $79 usage-based Record5.1 Visit It suits teams building or operating AI applications that need provider routing, request tracing, or cost visibility.
13
Braintrust
WebAPISelf-hosted $249 a month Record5.0 Visit Braintrust is intended for teams running AI agents in production, from early-stage projects to enterprise deployments.
14
Qualdo-MQX
WebAPISelf-hosted $79 a month Record5.0 Visit Qualdo-MQX suits teams monitoring deployed machine-learning models across supported cloud ecosystems.
15
Laminar
WebAPISelf-hosted $30 a month Record4.8 Visit Laminar suits teams building AI agents that need to trace model and tool activity, investigate runs, or evaluate changes against datasets.
17
Fiddler AI
WebAPISelf-hosted Free plan Record4.7 Visit Fiddler AI is aimed at enterprises managing AI agents and predictive applications at scale, including teams that need monitoring, guardrails, and audit evidence.
18
Memoturn
WebLinuxAPI+1 Free plan Record4.7 Visit Memoturn suits teams building LLM applications that need to inspect production traffic, monitor spending, evaluate quality, and manage prompts.
19
Arize AX
WebAPISelf-hosted $50 a month Record4.5 Visit Arize AX suits teams working to observe, evaluate, and improve AI agents in production.
20
Arthur
WebAPISelf-hosted $60 a month Record4.5 Visit Arthur suits enterprise teams that need to find and monitor AI agents, apply governance policies, or manage agent deployments alongside sensitive workloads.
21
Galileo
WebAPISelf-hosted $100 a month, billed yearly Record4.5 Visit Galileo is designed for engineers, product managers, and subject matter experts building AI applications.
22
Arize Phoenix
WebAPISelf-hosted Free plan Record4.4 Visit Phoenix suits teams that need to inspect AI application traces and compare evaluation results across versions.
More in Analytics & Data
Web analytics tools 142Statistical Analysis Software 106Business Intelligence Tools 89Database Software 74GIS Software 64Heatmap and session replay tools 63Customer Data Platforms 58A/B Testing Tools 52Marketing Analytics Software 50Product Analytics Tools 45Data Lineage Tools 43Ecommerce Analytics Software 43Interactive Map Software 40Reporting Software 40Conversion Rate Optimization Software 39Marketing Attribution Software 38Customer Lifetime Value Software 37Mobile App Analytics Software 37