serp.fast

Category

AI-Native Search APIs (14)

Search APIs built specifically for LLMs and AI agents. Return structured, embedding-ready results instead of raw HTML.

Editor's picks

5 strong choices for AI builders

Editor's pick

Exa

Neural search engine using embeddings-based next-link prediction – finds semantically similar content, not just keyword matches.

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Editor's pick

Tavily

Real-time search API purpose-built for AI agents and RAG pipelines, now owned by Nebius Group.

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Editor's pick

Perplexity Sonar

LLM-powered search API with built-in citations, offering multi-tier model options including fast lookups and deep research.

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Editor's pick

Linkup

AI search with proprietary 'information-atom' indexing that licenses content from publishers rather than scraping it.

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Editor's pick

Jina AI

Reader API that converts URLs to clean markdown, plus embeddings, rerankers, and DeepSearch – now part of Elastic.

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Also in this category

9 more

You.com

Composable search APIs for web, news, images, and deep AI research – built for enterprise-scale agent workloads.

PaidView details →

Parallel AI

Web infrastructure APIs built on a proprietary index with 8 specialized research engines, founded by ex-Twitter CEO Parag Agrawal.

PaidView details →

LLMLayer

Model-agnostic web search API that adds search capabilities to any LLM with a single API call.

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Andi Search

AI-powered search engine with a conversational interface and API access, focused on ad-free, privacy-respecting results.

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SearXNG

Open-source metasearch engine that aggregates results from 70+ search engines – self-hostable with API access.

FreeView details →

Seltz

Web Knowledge API for AI agents and RAG that runs its own Rust-built crawler and hybrid lexical, semantic, and graph index rather than wrapping Google or Bing.

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Valyu

AI-native search and retrieval API for LLMs and agents, querying the open web plus proprietary sources like arXiv, PubMed, SEC filings, and financial data.

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Ceramic

Web-search API for AI agents and LLMs that runs its own index and a single /search endpoint rather than reselling Google or Bing, from ex-Google search architect Anna Patterson.

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NewsCatcher

Recall-first web and news search API for AI agents – indexes 140,000+ news sources across 100+ countries with entity-resolved structured results.

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