Stay up to date with the latest Arize Phoenix updates, new features, and improvements. Here's what changed in 2026.
Through late 2025 and into 2026, Phoenix has expanded agent
focused tracing with deeper support for LangGraph, CrewAI, and AutoGen, including visualizations for multi
agent coordination and tool
The evaluation framework has been enhanced with new built
in evaluators for code generation quality, multi
Session and thread
The prompt playground has been upgraded with multi
Guardrails integration enables teams to define and monitor safety boundaries alongside performance metrics. The annotation workflow has been streamlined with bulk labeling tools, inter
annotator agreement metrics, and API
Infrastructure improvements include faster trace ingestion, improved query performance for large datasets, and better support for high
cardinality span attributes in production environments.
Arize Phoenix is actively developing new features. Check back regularly or follow their official channels for the latest updates.
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Changelog last updated March 2026