Arize Phoenix

Open-source AI observability and evaluation.

Visit Arize Phoenix ↗

Pricing

Model: free (open source)
Starting price: Not listed — check the vendor site

Niches

Best for

Trace, debug and evaluate agents

▸ OpenTelemetry-based tracing and evals.

Related use cases

Run agent-generated code in a sandbox Build an AI agent in code Build agent workflows without coding Launch a phone/voice AI agent