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LlamaIndex Agents vs OpenAI AgentKit
Side-by-side comparison of LlamaIndex Agents and OpenAI AgentKit — features, pricing, performance scores, and which to choose for your AI agents.
View All Framework ComparisonsQuick Verdict
| Dimension | LlamaIndex Agents | OpenAI AgentKit | Winner |
|---|---|---|---|
Ease of Use | 4/5 | 3/5 | LlamaIndex Agents |
Scalability | 4/5 | 4/5 | Tie |
Documentation | 5/5 | 5/5 | Tie |
Community | 5/5 | 5/5 | Tie |
Performance | 4/5 | 5/5 | OpenAI AgentKit |
Overall: LlamaIndex Agents wins 1 categories, OpenAI AgentKit wins 1, 3 tied
Feature Comparison
| Feature | LlamaIndex Agents | OpenAI AgentKit |
|---|---|---|
| Primary Language | Python | Agent Framework|Enterprise Integration |
| License | MIT | Agent primitives|Handoffs|Guardrails|Tracing |
| Pricing | Open Source + Cloud | Production-ready with enterprise features |
| GitHub Stars | 44,600 | N/A |
| Difficulty | Intermediate | MIT |
| Enterprise Ready | ||
| Community Size | Very Large | TRUE |
| Category | RAG & Knowledge | Multi-Agent Systems |
Pros & Cons
LlamaIndex Agents
Advantages
Best-in-class for RAG applications
Excellent data connectors and loaders
Strong documentation and examples
Active community and development
MIT license
LlamaCloud for managed services
Works well with LangChain
Limitations
Primarily focused on RAG not general agents
Agent features less mature than core RAG
Can be complex for simple use cases
LlamaCloud requires subscription
OpenAI AgentKit
Advantages
Official OpenAI framework with best-in-class support
Built-in tracing and observability
Guardrails and safety features
Production-ready from day one
Excellent documentation
Direct access to GPT-4 and GPT-5
Limitations
Locked into OpenAI ecosystem
Usage-based pricing can be expensive
Less flexibility than open frameworks
Newer framework with smaller community
Requires OpenAI API access
Best Use Cases
LlamaIndex Agents
Document Q&A systems
Knowledge base retrieval
Semantic search applications
Chat over documents
Agent-based data retrieval
Research assistants
OpenAI AgentKit
Enterprise customer support agents
Business process automation
Multi-agent collaboration systems
Production-grade conversational AI
Agents with guardrails and compliance
Getting Started
LlamaIndex Agents
Installation
pip install llama-index
OpenAI AgentKit
Installation
5
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