✓
Tool
Category
Pricing
Free?
Updated
LlamaIndex ✓
AI Agents
Freemium
✓
Mar 2026
→
Framework for building production RAG systems and data-connected AI agents
Best for: rag
Hugging Face Agents
AI Agents
Free
✓
Mar 2026
→
Agent framework built into Hugging Face Transformers for model-powered tool use
Best for: Hugging Face
Zapier AI Agents
AI Agents
Freemium
✓
Mar 2026
→
Autonomous AI agents on Zapier with access to 6,000+ app integrations
Best for: Zapier