Verdict

A quick read before you dig into the full page.

Best if: Web search and rerank API for LLM applications, providing accurate context
Pick this when: Web search and rerank API for LLM applications, providing accurate context

Overview

LangSearch is a web search API and semantic rerank API designed to connect LLM applications to the world, providing clean, accurate, and high-quality context. It supports natural language search and offers enhanced search details from billions of web documents, including news, images, and videos. LangSearch uses a hybrid search database and semantic reranker, supporting mixed keyword and vector searches, and employs an advanced LangSearch Ranker Model to boost search result accuracy.

Access & connections

Where you can use LangSearch.

Platforms

Web

Capabilities

What this tool accepts, produces, and is strongest at.

Highlights

Web Search API supporting natural language search
Semantic Rerank API
Hybrid search database supporting mixed keyword and vector searches
LangSearch Ranker Model for improved search accuracy
Easy integration with LLM tools and AI agent plugins

FAQ 6

What is LangSearch?

How to use LangSearch?

Integrate the LangSearch API directly or use LLM tools and AI agent plugins in your applications. The API can be called flexibly, supporting custom filtering conditions. Use the provided curl command or LLM tools like LangChain for integration.

What is LangSearch?

LangSearch is a web search API and semantic rerank API designed to connect LLM applications to the world, providing clean, accurate, and high-quality context.

Does LangSearch support natural language search?

Yes, LangSearch Web Search API supports natural language search.

Is LangSearch free to use?

LangSearch offers a free tier, but a credit card is not required to start.

How can I integrate LangSearch into my application?

You can integrate the LangSearch API directly, or use LLM tools and AI agent plugins in your applications.