Axomaly vs OpenSearch

Axomaly is a cloud service that learns patterns in SaaS product and business metrics and flags meaningful changes without fixed thresholds. It accepts timestamped time-series values, with optional metadata, for business, operational, and application metrics. Before creation, Smart Metric Creation prepares a detection configuration and baseline requirements for review. Values are submitted through a REST API, one timestamped value per POST request. Detection begins once the required history is available; the amount depends on metric cadence and detector configuration. Results include an anomaly decision, confidence, expected range, direction of change, and detector evidence, which can feed existing workflows alongside logs, traces, dashboards, and alerting. The alpha starts with one metric and includes guided onboarding and direct support. It is free during alpha with no credit card required. During that period, data and results are hosted in the EU, isolated by organisation, encrypted in transit using HTTPS/TLS, and kept for up to 12 months before rolling deletion.

OpenSearch is a free, community-driven, open-source suite for ingesting, searching, visualizing, and analyzing data. It includes a data store and search engine, OpenSearch Dashboards, and the Data Prepper server-side collector. Search functions include full-text and field queries, multi-index search, field boosting, score-based ranking, sorting, and aggregations. The project identifies search, observability, and security analytics as application areas, including log analysis, threat intelligence, and event correlation. Listed machine-learning and AI capabilities include vector search and anomaly detection. OpenSearch can be deployed on premises or in hybrid and multicloud environments. Its Apache License 2.0 permits use, modification, extension, embedding, monetization, and resale. It is compatible with Beats, Fluent Bit, and Fluentd for ingestion and processing. A read-only ODBC driver for Windows and macOS connects tools such as Tableau, Microsoft Excel, and Power BI to the SQL plugin. Dashboards provides visualizations and an interface for plugins including security, alerting, Index State Management, and SQL. The downloads page warns that minimal distributions lack security features and are intended for carefully controlled environments or embedding in another service.