Arize AX - 2026 Pricing, Features, Reviews & Alternatives

Arize AX is a managed AI engineering platform designed for AI engineering teams and data scientists building, deploying, and operating AI agents and LLM-powered applications. Built on OpenInference and OpenTelemetry open standards, it captures production traces at the span, session, and full agent-graph level, automatically surfaces recurring failures through its Signal feature, and validates changes through controlled experiments before deployment. Deployment options include cloud-hosted managed SaaS and self-hosted Kubernetes clusters across GKE, AKS, EKS, OpenShift, K3s, Rancher, Tanzu, and other environments, with support for Google Cloud, AWS, Azure, and Oracle Cloud. Air-gapped deployment is available for regulated and classified environments. The platform is certified to SOC 2 Type II, ISO 27001, PCI DSS, HIPAA, and GDPR.

Core capabilities span online and offline evaluations using LLM-as-a-Judge, Agent-as-a-Judge, or code-based evaluators; centralized evaluator versioning through Evaluator Hub; prompt management including a playground, hub, optimization, and release labels; and per-span and per-session cost tracking with normalized provider and model metadata. Swarm observability delivers real-time status and performance tracking across multi-agent systems, while voice agent support extends the observability and evaluation loop to conversational AI with transcript and trace replay. Managed agents are repo-aware, inspect traces, analyze code, and generate pull-request-ready fixes for human review. The in-product Alyx agent answers natural-language questions about trace data and executes evaluation and debugging tasks. Over 40 integrations cover models and frameworks including OpenAI, Anthropic, Google, Amazon Bedrock, LangGraph, LangChain, LlamaIndex, CrewAI, OpenAI Agents SDK, and DSPy.

Arize AX serves organizations across travel and hospitality, telecommunications, recruiting, financial services, and retail, with documented customers including Tripadvisor, Booking.com, LG Uplus, and Handshake. Pricing scales from a free tier for individual builders to pro and enterprise tiers with dedicated support, security compliance, and self-hosting options, making the platform applicable to AI-native product teams and large enterprises alike.