# Arize AI (Phoenix)

**Canonical:** https://apis.io/apis/evals/arize-ai-phoenix/  
**Provider:** Evals — https://apis.io/providers/evals/  
**Base URL:** https://api.arize.com  
**Documentation:** https://arize.com/

Arize AI (Phoenix) is one of 20 APIs that [Evals](https://apis.io/providers/evals/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Commercial, Open-Source, Phoenix, OpenTelemetry, and Observability. The published artifact set on APIs.io includes API documentation and a GitHub repository.

Arize AI provides an AI observability and evaluation platform centered on Arize AX (the commercial product) and Phoenix (open-source LLM tracing and evaluation). Phoenix runs LLM-as-a-judge evaluators across traces, supports datasets and experiments, and integrates with OpenTelemetry. Arize AX layers monitoring, drift detection, and root-cause analysis on top of model and LLM telemetry.

## Machine-readable artifacts (3)

- **Documentation** — https://arize.com/docs/ax/
- **GitHubRepository** — https://github.com/Arize-ai/phoenix
- **Portal** — https://app.arize.com

## Other Evals APIs (12)

- [OpenAI Evals](https://apis.io/apis/evals/openai-evals/)
- [Inspect AI](https://apis.io/apis/evals/inspect-ai/)
- [Braintrust](https://apis.io/apis/evals/braintrust/)
- [LangSmith Evaluation](https://apis.io/apis/evals/langsmith-evaluation/)
- [Promptfoo](https://apis.io/apis/evals/promptfoo/)
- [Helicone](https://apis.io/apis/evals/helicone/)
- [Patronus AI](https://apis.io/apis/evals/patronus-ai/)
- [DeepEval (Confident AI)](https://apis.io/apis/evals/deepeval-confident-ai/)
- [Galileo](https://apis.io/apis/evals/galileo/)
- [Humanloop](https://apis.io/apis/evals/humanloop/)
- [TruLens](https://apis.io/apis/evals/trulens/)
- [Weights and Biases Weave](https://apis.io/apis/evals/weights-and-biases-weave/)

## Tags

Commercial, Open-Source, Phoenix, OpenTelemetry, Observability

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/evals/arize-ai-phoenix/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/evals/.