Question 1

Is MetaGPT better than Haystack?

Accepted Answer

It depends on your use case. MetaGPT is known for Multi-agent framework that turns ideas into code, while Haystack Open-source LLM framework for building NLP pipelines. See our full comparison above for a detailed breakdown.

Question 2

Is MetaGPT free?

Accepted Answer

MetaGPT pricing: Free (open-source).

Question 3

Is Haystack free?

Accepted Answer

Haystack pricing: Free (open-source).

Question 4

What are the main differences between MetaGPT and Haystack?

Accepted Answer

MetaGPT and Haystack differ in features, pricing, and platform support. MetaGPT: Multi-agent framework that turns ideas into code. Haystack: Open-source LLM framework for building NLP pipelines. See the full side-by-side comparison above for details.

Feature	MetaGPT	Haystack
Category	AI Agent Frameworks	Data & ETL
Pricing	Free (open-source)	Free (open-source)
GitHub Stars	✓ More stars 45k	18k
Platforms	Linux, macOS, Windows	Linux, macOS, Windows, Docker
Key Features	✓ Multi-agent ✓ Role-based agents ✓ Code generation ✓ Project management ✓ Documentation	✓ Pipeline builder ✓ RAG ✓ Document processing ✓ Model serving ✓ REST API
Pros	+ Unique role-based approach + Generates structured output + Good for prototyping ideas + Active development + Creative agent design	+ Production-grade RAG pipelines + Clean pipeline abstraction + Strong documentation + Multiple backend support + Enterprise ready
Cons	− High token consumption − Output quality varies − Complex setup − Can be slow for large projects	− Steeper learning curve than LlamaIndex − Less community content − Breaking changes between versions − Heavy framework
Tags	multi-agentopen-sourcecodingframework	ragnlppipelineopen-source

MetaGPTvsHaystack

MetaGPT

Haystack

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