Web search APIs

Perplexity Sonar

Generative AI Search API with Real-Time Research

Platform or service · Legacy API · API

Perplexity Sonar provides models for web-grounded answers. Support for Sonar Chat Completions ended on September 27, 2026. Perplexity recommends Agent API for new integrations; existing clients should follow its migration guide.

Web Search APIs

Exa AI

Semantic Web Search API Powered by AI

Platform or service · API

Exa AI is a modern search engine and web search API that uses semantic embeddings to deliver high-quality, real-time web data for AI applications.

Web Search APIs

Tavily

Real-Time Search API for AI Agents and RAG

Platform or service · API

Tavily is a real-time search engine for AI agents and RAG workflows, delivering fast web search and content extraction through a single secure API.

Web Search APIs

Brave Search API

Independent Web Search API with 35B+ Pages

Platform or service · API

Brave Search API provides enterprise-grade access to an independent index of 35+ billion web pages with real-time results optimized for AI and RAG pipelines.

Web Search APIs

bisibility

Growing a website? Track its keywords, Google rankings, Search Console insights, and share of voice with bisibility. Free during beta.

Try bisibility freeOur product

A curated collection of the best APIs that search web indexes for discovery, retrieval and AI workflows; distinct from extracting search-engine result pages.

Top picks in Web Search APIs

Brave Search API

Exa AI

Perplexity Sonar

Perplexity Sonar

Exa AI

Tavily

Brave Search API

Perplexity Sonar

Exa AI

Tavily

Brave Search API