Observability for voice agents is evolving quickly

January 26, 2026

Observability for voice agents is evolving quickly. And just in time. Tracing, evals against real data, prompt management, latency and reliability metrics, simulation-based testing ... these are all really, really valuable to teams shipping voice AI products.

It's been great working with the @ArizePhoenix team on their Pipecat integration.

arize-phoenix@ArizePhoenix

🚀 New OpenInference integration with @pipecat_ai

We’ve added OpenInference instrumentation for Pipecat using OpenTelemetry. Pipecat services can now emit standardized traces and spans with semantic context across realtime agent pipelines.

The integration instruments:
🔹agent