Agent Frameworks

🎯 Haystack vs LangGraph

Community Vote — Which tool wins?

Haystack

Tool A

Framework for RAG, pipelines, and agentic search applications. This ai agent builders provides comprehensive solutions for businesses looking to optimize their operations.

Starting Price

Open-source + Cloud

Key Strengths

  • Pipeline-of-components architecture enforces type-safe connections, catching integration errors at build time not runtime
  • Deepest RAG-specific feature set: document preprocessing, hybrid retrieval, reranking, and evaluation built into the framework
  • YAML serialization of entire pipelines enables version control, sharing, and deployment of complete configurations
Full Review →

LangGraph

Tool B

Graph-based stateful orchestration runtime for agent loops.

Starting Price

Open-source + Cloud

Key Strengths

  • Graph-based state machine gives precise control over execution flow with conditional branching, loops, and cycles
  • Built-in checkpointing enables time-travel debugging, human-in-the-loop approval, and fault-tolerant resume from any step
  • Subgraph composition lets you build complex multi-agent systems from reusable, independently testable graph components
Full Review →

Which would you choose for...

Vote in each scenario below

Customer support agents

Data pipeline automation

Quick prototyping

Production deployment

Full Comparison →