LangSmith vs Weaviate

Side-by-side pricing, features, and free plan comparison — everything you need to choose between LangSmith and Weaviate.

Feature	LangSmith	Weaviate
Starting price	$39/mo	$25/mo
Pricing model	freemium	freemium
Free plan	Yes	Yes
Free trial	No	No

Frequently asked questions

Verified May 2026.

What is the difference between LangSmith and Weaviate?

LangSmith: Observability, evaluation, and dataset management platform for LLM applications. Weaviate: Open-source vector database with built-in vectorization modules and a GraphQL API.

Which is cheaper, LangSmith or Weaviate?

LangSmith starts from $39/mo. Weaviate starts from $25/mo.

Does LangSmith or Weaviate have a free plan?

LangSmith: Yes, free plan available. Weaviate: Yes, free plan available.

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