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What is Arize Phoenix?

Phoenix is an open-source library designed to improve observability for experimentation, evaluation, and troubleshooting. It enables AI engineers and data scientists to quickly visualize information, evaluate performance, pinpoint problems, and export data for further development. Created by Arize AI, the team behind a prominent AI observability platform, along with a committed group of core contributors, Phoenix integrates effortlessly with OpenTelemetry and OpenInference instrumentation. The main package for Phoenix is called arize-phoenix, which includes a variety of helper packages customized for different requirements. Our semantic layer is crafted to incorporate LLM telemetry within OpenTelemetry, enabling the automatic instrumentation of commonly used packages. This versatile library facilitates tracing for AI applications, providing options for both manual instrumentation and seamless integration with platforms like LlamaIndex, Langchain, and OpenAI. LLM tracing offers a detailed overview of the pathways traversed by requests as they move through the various stages or components of an LLM application, ensuring thorough observability. This functionality is vital for refining AI workflows, boosting efficiency, and ultimately elevating overall system performance while empowering teams to make data-driven decisions.

What is Antaeus?

Antaeus acts as a semantic policy engine aimed at developers focused on evaluating human-written rules concerning language, context, intent, or exceptions. The engine is built on an open-source core using Go and includes a command-line interface capable of loading policy artifacts in either YAML or JSON formats, validating them against versioned schemas while carrying out named regression tests. Through this evaluation process, it produces definitive results such as allow, review, deny, or failure, along with the identification of the policy and supporting evidence for the decisions rendered, while delegating the tasks of authentication, authorization, and subsequent actions to the application itself. Developers have the flexibility to run a deterministic, credential-free local workflow or take advantage of an experimental hosted dashboard and API for managing policies and assessing various inputs. Additionally, an experimental OpenAI evaluator is also available for testing purposes. It is essential to keep in mind that Antaeus is still in its developmental phase; therefore, the capacity of the hosted service is somewhat constrained and lacks a production-level service level agreement (SLA), which may lead to reliability issues when demand is high. As such, potential users should consider these limitations when integrating Antaeus into their workflows.

Media

Media

No images available

Integrations Supported

OpenAI
Amazon Bedrock
Arize AI
CoLab
CrewAI
GitHub
Guardrails AI
Haystack
JavaScript
JupyterLab
LangChain
Mathstral
Ministral 3B
Mistral AI
Mistral NeMo
Mistral Small
Mixtral 8x22B
OpenTelemetry
Pixtral Large
Python

Integrations Supported

OpenAI

API Availability

Has API

API Availability

Has API

Pricing Information

Free
Free Version

Pricing Information

Free
The local Go engine is available under the Apache-2.0 license at no charge. Hosted usage includes a shared free allowance of up to 100 completed decisions per day, subject to shared capacity and without a production SLA. Paid usage is available through credit purchases starting at $10; hosted evaluation charges are usage-based.
Free Version

Supported Platforms

SaaS

Supported Platforms

SaaS
Mac
On-Prem
Linux

Customer Service / Support

24 Hour Support
Web-Based Support

Customer Service / Support

Web-Based Support

Training Options

Documentation Hub

Training Options

Documentation Hub

Company Facts

Organization Name

Arize AI

Company Location

United States

Company Website

docs.arize.com/phoenix

Company Facts

Organization Name

Antaeus

Company Website

antaeus.io

Categories and Features

AI Observability

Not specified

LLM Evaluation

Not specified

Semantic Layer

Not specified

Telemetry

Not specified

Categories and Features

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