LangSearch
Connect LLM applications to real-world web data with high-quality context
Target Audience
- AI Developers
- RAG System Engineers
- Enterprise Research Teams
- AGI Researchers
Hashtags
Social Media
Overview
LangSearch provides free APIs that help AI systems access and understand web content. It enables natural language search across billions of documents and improves results with smart ranking. Developers can easily integrate real-world data into AI chatbots, research tools, and enterprise applications through simple API calls.
Key Features
Natural Language Search
Find web content using conversational queries instead of keywords
Hybrid Search
Combine keyword and vector searches for better results
Efficient Reranker
Prioritize relevant results with optimized AI ranking
LLM Integration
Built-in support for LangChain and OpenAI workflows
Use Cases
Enhance AI chatbots with real-time web data
Power research tools for ESG/business analysis
Improve RAG application accuracy
Build custom AI search engines
Pros & Cons
Pros
- Free tier with 1,000 monthly requests
- Specialized in natural language processing
- Optimized for LLM integration
- Efficient semantic ranking system
Cons
- Limited language support (English-focused)
- Requires API integration technical skills
- No native mobile apps
Pricing Plans
Free
monthlyFeatures
- 1,000 search requests/month
- 1,000 rerank requests/month
- Basic support
Pro
monthlyFeatures
- 50,000 search requests
- 50,000 rerank requests
- Priority support
- Custom filters
Enterprise
monthlyFeatures
- Unlimited requests
- Dedicated infrastructure
- SLA guarantees
- White-glove onboarding
Pricing may have changed
For the most up-to-date pricing information, please visit the official website.
Visit websiteFrequently Asked Questions
Is there really no credit card required for the free tier?
Yes, the Free plan requires no payment information and includes 1,000 monthly requests
What types of content can I search?
Supports web pages, news articles, images, videos, and PDF documents
How current is the search data?
Includes freshness filters with documents crawled within the last year
Integrations
Reviews for LangSearch
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