Side-by-side comparison

LangChain vs DSPy

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

SignalLangChainDSPy
TaglineOpen-source frameworks and a platform for building, evaluating, deploying, and observing AI agents.An open-source framework for programming and optimizing language-model pipelines.
CategoryDeveloper toolsDeveloper tools
PricingFreemiumOpen source
PlatformsPython, TypeScript, WebPython
Features
  • Open-source agent frameworks with provider integrations
  • Tracing, evaluation, deployment, and monitoring through LangSmith
  • Declarative model modules and signatures
  • Prompt and pipeline optimization tools
TagsAPI, Coding, Open sourceCoding, Open source, Research
Community0 votes · 0 saves0 votes · 0 saves

Choose LangChain when

Open-source frameworks and a platform for building, evaluating, deploying, and observing AI agents.

LangChain provides open-source frameworks for building agents and LangSmith services for tracing, evaluation, deployment, and monitoring. Its ecosystem supports multiple model providers and SDKs for several programming languages.

Read the LangChain profile

Choose DSPy when

An open-source framework for programming and optimizing language-model pipelines.

DSPy is an open-source framework for programming and optimizing language-model pipelines. Its reviewed product surface includes declarative model modules and signatures and prompt and pipeline optimization tools. The primary documented workflow is to build and evaluate model programs against measurable objectives.

Read the DSPy profile