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Phoenix vs OpenAgents
Side-by-side comparison of features, pricing, and ratings
Open platform for language agents in the wild with code, data, plugins & web agents.
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Freemium
Free
Plans
$0/mo (open-source)
$0/mo (managed cloud)
Custom
—
Popularity
7.0k views
7.1k views
Skill Level
Intermediate
Advanced
API Available
Platforms
WebAPICLI
WebCLI
Categories
💻 Code & Development📊 Data & Analytics
💻 Code & Development📊 Data & Analytics🤖 Automation & Agents
Features
Agent tracing: prompts, retrievals, tool calls, outputs
LLM-as-judge evaluations for scoring outputs
Annotation workflows with human review
Dataset creation from traces
Experiment runner for hypothesis testing
Prompt IDE for iterative prompt optimization
Evaluation on cost, latency, and performance
Self-hosting on Docker or Kubernetes
Cloud instances with no infrastructure setup
Vendor-agnostic: support for any model or framework
OpenTelemetry native support
Data Agent for Python/SQL data analysis and visualization
Plugins Agent with 200+ third-party plugins
Web Agent with Chrome extension for autonomous browsing
Chat-based web UI for agent interactions
Full stack open-source code for local deployment
Easy deployment on local setups with Docker
Real-world agent evaluations
Support for concurrent multi-plugin usage
Auto plugin selection based on task
Tutorials and use case documentation
Integrations
LlamaIndex
OpenTelemetry
NVIDIA NeMo Agent Toolkit
Docker
Kubernetes
Chrome
Python
SQL
Klarna Shopping
XWeather
Wolfram Alpha
Klook
Currency converter
WeatherViz