Arize Phoenix
Open-source AI observability and evaluation.
OpenTelemetry-native tracing and evaluation for LLM apps, runnable locally or in Arize’s cloud.
- Vendor
- Arize AI
- Category
- Observability & evals
- Pricing
- Open source
- Open source
- Yes
- License
- Elastic 2.0
- Platforms
- Self-hosted, Cloud
- Launched
- 2023
- Website
- phoenix.arize.com
Features
- OTel tracing
- Eval library
- Datasets
Best for
- Enterprise
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