serp.fast

SearchAPI.io

Multi-engine SERP API with native LangChain and Haystack integrations, plus $2M legal protection guarantee.

Nathan Kessler
By Nathan KesslerUpdated

Each tool is evaluated against our methodology using public docs, vendor demos, and hands-on testing.

SERP data APIs provide programmatic access to search engine results pages from Google, Bing, and other engines. They handle the infrastructure complexity of rotating proxies, CAPTCHA solving, and result parsing – delivering clean JSON data. These are the workhorses for SEO monitoring, market research, and any application that needs to understand what search engines are showing users.

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Features

✓JS Rendering
✓Structured Output
—Open Source
—Self-Hosted Option
Pricing:FreemiumSee pricing →

Editorial assessment

The $2M legal protection guarantee is a meaningful differentiator in a category under legal siege. LangChain and Haystack integrations make it a natural fit for AI workflows. Born from the SerpAPI ecosystem (SerpAPI sued its founder), which gives it deep domain knowledge but also ties it to the same legal questions facing the whole category.

How SearchAPI.io compares

Serper.dev

Serper.dev is cheaper and faster for simple Google queries, but without the legal protection.

DataForSEO

DataForSEO offers a broader data platform if you need more than just SERP results.

See full SearchAPI.io alternatives comparison →

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