Side-by-side comparison

Langflow vs Haystack

A factual comparison generated from the two reviewed directory profiles. Follow the official links for current plan limits and product terms.

SignalLangflowHaystack
TaglineAn open-source visual framework for building and deploying AI applications.An open-source Python framework for retrieval, agents, and production AI pipelines.
CategoryDeveloper toolsDeveloper tools
PricingOpen sourceOpen source
PlatformsWeb, API, LinuxPython, Linux, API
Features
  • Visual component graph for AI flows
  • API serving and model-provider integrations
  • Composable retrieval and generation pipelines
  • Document stores, agents, and evaluation integrations
TagsAPI, Coding, Open sourceCoding, Open source, Research
Community0 votes · 0 saves0 votes · 0 saves

Choose Langflow when

An open-source visual framework for building and deploying AI applications.

Langflow is an open-source visual framework for building and deploying AI applications. Its reviewed product surface includes visual component graph for ai flows and api serving and model-provider integrations. The primary documented workflow is to prototype retrieval and agent applications through reusable components.

Read the Langflow profile

Choose Haystack when

An open-source Python framework for retrieval, agents, and production AI pipelines.

Haystack is an open-source Python framework for retrieval, agents, and production AI pipelines. Its reviewed product surface includes composable retrieval and generation pipelines and document stores, agents, and evaluation integrations. The primary documented workflow is to build source-grounded search and question-answering systems.

Read the Haystack profile